Vulnerability-Lookup

CVE-2023-29491 (GCVE-0-2023-29491)

Vulnerability from cvelistv5 – Published: 2023-04-14 00:00 – Updated: 2026-10-14 23:03

Summary

ncurses before 6.4 20230408, when used by a setuid application, allows local users to trigger security-relevant memory corruption via malformed data in a terminfo database file that is found in $HOME/.terminfo or reached via the TERMINFO or TERM environment variable.

Severity

No CVSS data available.

SSVC

Exploitation: none Automatable: no Technical Impact: total

CISA Coordinator · CISA-ADP (v2.0.3)

Decision recorded 2024-11-27 14:44 UTC

CWE

Assigner

mitre CNA under the mitre root

CNA scorecard E 28/100 over 2264 records in the last 180 days details

References

14 references

URL	Tags
https://www.openwall.com/lists/oss-security/2023/…
http://ncurses.scripts.mit.edu/?p=ncurses.git%3Ba…
https://www.openwall.com/lists/oss-security/2023/…
http://www.openwall.com/lists/oss-security/2023/0…	mailing-list
http://www.openwall.com/lists/oss-security/2023/0…	mailing-list
https://security.netapp.com/advisory/ntap-2023051…
https://support.apple.com/kb/HT213843
https://support.apple.com/kb/HT213844
https://support.apple.com/kb/HT213845
https://lists.debian.org/debian-lts-announce/2023…	mailing-list
https://lists.fedoraproject.org/archives/list/pac…	vendor-advisory
https://lists.fedoraproject.org/archives/list/pac…
https://cert-portal.siemens.com/productcert/html/…
https://cert-portal.siemens.com/productcert/html/…

Impacted products

14 products

Vendor	Product	Version	CPE status
Siemens	SIMATIC S7-1500 CPU 1518-4 PN/DP MFP	Affected: V3.1.0 , < V3.1.5 (custom)	guessed
Siemens	SIMATIC S7-1500 CPU 1518F-4 PN/DP MFP	Affected: V3.1.0 , < V3.1.5 (custom)	guessed
Siemens	SIPLUS S7-1500 CPU 1518-4 PN/DP MFP	Affected: V3.1.0 , < V3.1.5 (custom)	guessed
Siemens	RUGGEDCOM ROX MX5000	Affected: 0 , < V2.17.0 (custom)	guessed
Siemens	RUGGEDCOM ROX MX5000RE	Affected: 0 , < V2.17.0 (custom)	guessed
Siemens	RUGGEDCOM ROX RX1400	Affected: 0 , < V2.17.0 (custom)	guessed
Siemens	RUGGEDCOM ROX RX1500	Affected: 0 , < V2.17.0 (custom)	guessed
Siemens	RUGGEDCOM ROX RX1501	Affected: 0 , < V2.17.0 (custom)	guessed
Siemens	RUGGEDCOM ROX RX1510	Affected: 0 , < V2.17.0 (custom)	guessed
Siemens	RUGGEDCOM ROX RX1511	Affected: 0 , < V2.17.0 (custom)	guessed
Siemens	RUGGEDCOM ROX RX1512	Affected: 0 , < V2.17.0 (custom)	guessed
Siemens	RUGGEDCOM ROX RX1524	Affected: 0 , < V2.17.0 (custom)	guessed
Siemens	RUGGEDCOM ROX RX1536	Affected: 0 , < V2.17.0 (custom)	guessed
Siemens	RUGGEDCOM ROX RX5000	Affected: 0 , < V2.17.0 (custom)	guessed

Show details on NVD website

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To clipboard

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GHSA-VH2X-5RX6-QQHV

Vulnerability from github – Published: 2023-04-14 03:30 – Updated: 2026-10-15 00:30

Details

Severity

7.8 (High)


                  
                    CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Show details on source website

JSON

To clipboard

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  "id": "GHSA-vh2x-5rx6-qqhv",
  "modified": "2026-10-15T00:30:38Z",
  "published": "2023-04-14T03:30:29Z",
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      "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/LU4MYMKFEZQ5VSCVLRIZGDQOUW3T44GT"
    },
    {
      "type": "WEB",
      "url": "https://security.netapp.com/advisory/ntap-20230517-0009"
    },
    {
      "type": "WEB",
      "url": "https://support.apple.com/kb/HT213843"
    },
    {
      "type": "WEB",
      "url": "https://support.apple.com/kb/HT213844"
    },
    {
      "type": "WEB",
      "url": "https://support.apple.com/kb/HT213845"
    },
    {
      "type": "WEB",
      "url": "https://www.openwall.com/lists/oss-security/2023/04/12/5"
    },
    {
      "type": "WEB",
      "url": "https://www.openwall.com/lists/oss-security/2023/04/13/4"
    },
    {
      "type": "WEB",
      "url": "http://ncurses.scripts.mit.edu/?p=ncurses.git%3Ba=commit%3Bh=eb51b1ea1f75a0ec17c9c5937cb28df1e8eeec56"
    },
    {
      "type": "WEB",
      "url": "http://ncurses.scripts.mit.edu/?p=ncurses.git;a=commit;h=eb51b1ea1f75a0ec17c9c5937cb28df1e8eeec56"
    },
    {
      "type": "WEB",
      "url": "http://www.openwall.com/lists/oss-security/2023/04/19/10"
    },
    {
      "type": "WEB",
      "url": "http://www.openwall.com/lists/oss-security/2023/04/19/11"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
      "type": "CVSS_V3"
    }
  ]
}

GSD-2023-29491

Vulnerability from gsd - Updated: 2023-12-13 01:20

Details

Aliases

CVE-2023-29491

Aliases

CVE-2023-29491

JSON

To clipboard

{
  "GSD": {
    "alias": "CVE-2023-29491",
    "id": "GSD-2023-29491"
  },
  "gsd": {
    "metadata": {
      "exploitCode": "unknown",
      "remediation": "unknown",
      "reportConfidence": "confirmed",
      "type": "vulnerability"
    },
    "osvSchema": {
      "aliases": [
        "CVE-2023-29491"
      ],
      "details": "ncurses before 6.4 20230408, when used by a setuid application, allows local users to trigger security-relevant memory corruption via malformed data in a terminfo database file that is found in $HOME/.terminfo or reached via the TERMINFO or TERM environment variable.",
      "id": "GSD-2023-29491",
      "modified": "2023-12-13T01:20:57.362432Z",
      "schema_version": "1.4.0"
    }
  },
  "namespaces": {
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      "CVE_data_meta": {
        "ASSIGNER": "cve@mitre.org",
        "ID": "CVE-2023-29491",
        "STATE": "PUBLIC"
      },
      "affects": {
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              "product": {
                "product_data": [
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          }
        ]
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      "problemtype": {
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      "references": {
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            "url": "https://www.openwall.com/lists/oss-security/2023/04/13/4"
          },
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          },
          {
            "name": "[oss-security] 20230419 Re: ncurses fixes upstream",
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          },
          {
            "name": "[oss-security] 20230419 RE: [EXTERNAL] Re: ncurses fixes upstream",
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            "url": "https://support.apple.com/kb/HT213844"
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          },
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            "name": "[debian-lts-announce] 20231203 [SECURITY] [DLA 3682-1] ncurses security update",
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            "url": "https://lists.debian.org/debian-lts-announce/2023/12/msg00004.html"
          },
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            "name": "FEDORA-2024-96090dafaf",
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          }
        ]
      }
    },
    "gitlab.com": {
      "advisories": [
        {
          "affected_range": "\u003c6.4",
          "affected_versions": "All versions before 6.4",
          "cvss_v3": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
          "cwe_ids": [
            "CWE-1035",
            "CWE-787",
            "CWE-937"
          ],
          "date": "2023-05-17",
          "description": "ncurses before 6.4 20230408, when used by a setuid application, allows local users to trigger security-relevant memory corruption via malformed data in a terminfo database file that is found in $HOME/.terminfo or reached via the TERMINFO or TERM environment variable.",
          "fixed_versions": [
            "6.4"
          ],
          "identifier": "CVE-2023-29491",
          "identifiers": [
            "CVE-2023-29491"
          ],
          "not_impacted": "All versions starting from 6.4",
          "package_slug": "conan/ncurses",
          "pubdate": "2023-04-14",
          "solution": "Upgrade to version 6.4 or above.",
          "title": "Out-of-bounds Write",
          "urls": [
            "https://nvd.nist.gov/vuln/detail/CVE-2023-29491",
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            "https://www.openwall.com/lists/oss-security/2023/04/12/5",
            "http://ncurses.scripts.mit.edu/?p=ncurses.git;a=commit;h=eb51b1ea1f75a0ec17c9c5937cb28df1e8eeec56",
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          ],
          "uuid": "183585b5-920a-4ae1-8256-4d6ecd5042be"
        }
      ]
    },
    "nvd.nist.gov": {
      "cve": {
        "configurations": [
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            "nodes": [
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                    "criteria": "cpe:2.3:a:gnu:ncurses:*:*:*:*:*:*:*:*",
                    "matchCriteriaId": "869BBAB1-FACC-4D19-AB7C-5FDBE33212D0",
                    "versionEndExcluding": "6.4",
                    "vulnerable": true
                  }
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        ],
        "descriptions": [
          {
            "lang": "en",
            "value": "ncurses before 6.4 20230408, when used by a setuid application, allows local users to trigger security-relevant memory corruption via malformed data in a terminfo database file that is found in $HOME/.terminfo or reached via the TERMINFO or TERM environment variable."
          }
        ],
        "id": "CVE-2023-29491",
        "lastModified": "2024-01-31T03:15:07.860",
        "metrics": {
          "cvssMetricV31": [
            {
              "cvssData": {
                "attackComplexity": "LOW",
                "attackVector": "LOCAL",
                "availabilityImpact": "HIGH",
                "baseScore": 7.8,
                "baseSeverity": "HIGH",
                "confidentialityImpact": "HIGH",
                "integrityImpact": "HIGH",
                "privilegesRequired": "LOW",
                "scope": "UNCHANGED",
                "userInteraction": "NONE",
                "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
                "version": "3.1"
              },
              "exploitabilityScore": 1.8,
              "impactScore": 5.9,
              "source": "nvd@nist.gov",
              "type": "Primary"
            }
          ]
        },
        "published": "2023-04-14T01:15:08.570",
        "references": [
          {
            "source": "cve@mitre.org",
            "url": "http://ncurses.scripts.mit.edu/?p=ncurses.git%3Ba=commit%3Bh=eb51b1ea1f75a0ec17c9c5937cb28df1e8eeec56"
          },
          {
            "source": "cve@mitre.org",
            "tags": [
              "Mailing List",
              "Patch",
              "Third Party Advisory"
            ],
            "url": "http://www.openwall.com/lists/oss-security/2023/04/19/10"
          },
          {
            "source": "cve@mitre.org",
            "tags": [
              "Exploit",
              "Mailing List",
              "Third Party Advisory"
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          },
          {
            "source": "cve@mitre.org",
            "url": "https://lists.debian.org/debian-lts-announce/2023/12/msg00004.html"
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          {
            "source": "cve@mitre.org",
            "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/LU4MYMKFEZQ5VSCVLRIZGDQOUW3T44GT/"
          },
          {
            "source": "cve@mitre.org",
            "url": "https://security.netapp.com/advisory/ntap-20230517-0009/"
          },
          {
            "source": "cve@mitre.org",
            "url": "https://support.apple.com/kb/HT213843"
          },
          {
            "source": "cve@mitre.org",
            "url": "https://support.apple.com/kb/HT213844"
          },
          {
            "source": "cve@mitre.org",
            "url": "https://support.apple.com/kb/HT213845"
          },
          {
            "source": "cve@mitre.org",
            "tags": [
              "Mailing List"
            ],
            "url": "https://www.openwall.com/lists/oss-security/2023/04/12/5"
          },
          {
            "source": "cve@mitre.org",
            "tags": [
              "Mailing List",
              "Patch"
            ],
            "url": "https://www.openwall.com/lists/oss-security/2023/04/13/4"
          }
        ],
        "sourceIdentifier": "cve@mitre.org",
        "vulnStatus": "Modified",
        "weaknesses": [
          {
            "description": [
              {
                "lang": "en",
                "value": "CWE-787"
              }
            ],
            "source": "nvd@nist.gov",
            "type": "Primary"
          }
        ]
      }
    }
  }
}

ICSA-23-348-10

Vulnerability from csaf_cisa - Published: 2023-12-12 00:00 - Updated: 2025-08-12 00:00

Summary

Siemens SIMATIC S7-1500

Scope

544 vulnerabilities in this advisory, including CVE-2023-29491.

CVE-2023-29491

7.8 (High)


                
                  CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:O/RC:C

Known affected: 5 products

https://support.industry.siemens.com/cs/ww/en/view/109478459/

Open the full advisory

MSRC_CVE-2023-29491

Vulnerability from csaf_microsoft - Published: 2023-04-01 00:00 - Updated: 2023-05-25 00:00

Summary

ncurses before 6.4 20230408 when used by a setuid application allows local users to trigger security-relevant memory corruption via malformed data in a terminfo database file that is found in $HOME/.terminfo or reached via the TERMINFO or TERM environment variable.

Scope

1 vulnerability in this advisory, including CVE-2023-29491.

CVE-2023-29491

7.8 (High)


                
                  CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Fixed: 2 products Known affected: 2 products

https://learn.microsoft.com/en-us/azure/azure-linux/tutoria…

Open the full advisory

NCSC-2025-0382

Vulnerability from csaf_ncscnl - Published: 2025-12-09 13:15 - Updated: 2025-12-09 13:15

Summary

Kwetsbaarheden verholpen in Siemens producten

Scope

124 vulnerabilities in this advisory, including CVE-2023-29491.

CVE-2023-29491

Recent updates for macOS Ventura, Monterey, and Big Sur address critical vulnerabilities, while Oracle, Red Hat OpenShift, and ncurses have multiple security flaws that could lead to system compromise and denial-of-service conditions.

7.8 (High)


                
                  CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Known affected: 32 products

Open the full advisory

OESA-2023-1426 (CVE-2023-29491)

Vulnerability from osv_openeuler – Published: 2023-07-15 11:05 – Updated: 2026-08-06 11:05 – Source website

Summary

ncurses security update

Details

The ncurses (new curses) library is a free software emulation of curses in System V Release 4.0 (SVr4), and more. It uses terminfo format, supports pads and color and multiple highlights and forms characters and function-key mapping, and has all the other SVr4-curses enhancements over BSD curses. SVr4 curses became the basis of X/Open Curses.

Security Fix(es):

Severity

7.8 (High)


                    
                      CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

References

URL

Type

	https://www.openeuler.org/en/security/safety-bull…	ADVISORY
	https://nvd.nist.gov/vuln/detail/CVE-2023-29491	ADVISORY

JSON

To clipboard

{
  "affected": [
    {
      "ecosystem_specific": {
        "aarch64": [
          "ncurses-debugsource-6.2-4.oe1.aarch64.rpm",
          "ncurses-help-6.2-4.oe1.aarch64.rpm",
          "ncurses-libs-6.2-4.oe1.aarch64.rpm",
          "ncurses-devel-6.2-4.oe1.aarch64.rpm",
          "ncurses-6.2-4.oe1.aarch64.rpm",
          "ncurses-debuginfo-6.2-4.oe1.aarch64.rpm"
        ],
        "noarch": [
          "ncurses-base-6.2-4.oe1.noarch.rpm"
        ],
        "src": [
          "ncurses-6.2-4.oe1.src.rpm"
        ],
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          "ncurses-6.2-4.oe1.x86_64.rpm",
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          "ncurses-debuginfo-6.2-4.oe1.x86_64.rpm",
          "ncurses-libs-6.2-4.oe1.x86_64.rpm",
          "ncurses-help-6.2-4.oe1.x86_64.rpm",
          "ncurses-devel-6.2-4.oe1.x86_64.rpm"
        ]
      },
      "package": {
        "ecosystem": "openEuler:20.03-LTS-SP1",
        "name": "ncurses",
        "purl": "pkg:rpm/openEuler/ncurses\u0026distro=openEuler-20.03-LTS-SP1"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "6.2-4.oe1"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "ecosystem_specific": {
        "aarch64": [
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          "ncurses-debugsource-6.2-4.oe1.aarch64.rpm",
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          "ncurses-debuginfo-6.2-4.oe1.aarch64.rpm",
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        ],
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          "ncurses-6.2-4.oe1.x86_64.rpm",
          "ncurses-debugsource-6.2-4.oe1.x86_64.rpm"
        ]
      },
      "package": {
        "ecosystem": "openEuler:20.03-LTS-SP3",
        "name": "ncurses",
        "purl": "pkg:rpm/openEuler/ncurses\u0026distro=openEuler-20.03-LTS-SP3"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "6.2-4.oe1"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "ecosystem_specific": {
        "aarch64": [
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          "ncurses-debugsource-6.3-6.oe2203.aarch64.rpm",
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          "ncurses-compat-libs-6.3-6.oe2203.aarch64.rpm",
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          "ncurses-debuginfo-6.3-6.oe2203.aarch64.rpm",
          "ncurses-compat-libs-6.3-8.oe2203sp1.aarch64.rpm",
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          "ncurses-libs-6.3-8.oe2203sp1.aarch64.rpm",
          "ncurses-libs-6.3-12.oe2203sp2.aarch64.rpm",
          "ncurses-devel-6.3-12.oe2203sp2.aarch64.rpm",
          "ncurses-debuginfo-6.3-12.oe2203sp2.aarch64.rpm",
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          "ncurses-help-6.3-12.oe2203sp2.aarch64.rpm",
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          "ncurses-6.3-12.oe2203sp2.aarch64.rpm"
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          "ncurses-6.3-12.oe2203sp2.src.rpm"
        ],
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          "ncurses-devel-6.3-6.oe2203.x86_64.rpm",
          "ncurses-debuginfo-6.3-6.oe2203.x86_64.rpm",
          "ncurses-6.3-6.oe2203.x86_64.rpm",
          "ncurses-help-6.3-6.oe2203.x86_64.rpm",
          "ncurses-compat-libs-6.3-6.oe2203.x86_64.rpm",
          "ncurses-static-6.3-8.oe2203sp1.x86_64.rpm",
          "ncurses-compat-libs-6.3-8.oe2203sp1.x86_64.rpm",
          "ncurses-help-6.3-8.oe2203sp1.x86_64.rpm",
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          "ncurses-devel-6.3-12.oe2203sp2.x86_64.rpm",
          "ncurses-debuginfo-6.3-12.oe2203sp2.x86_64.rpm",
          "ncurses-static-6.3-12.oe2203sp2.x86_64.rpm"
        ]
      },
      "package": {
        "ecosystem": "openEuler:22.03-LTS",
        "name": "ncurses",
        "purl": "pkg:rpm/openEuler/ncurses\u0026distro=openEuler-22.03-LTS"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "6.3-12.oe2203sp2"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "ecosystem_specific": {
        "aarch64": [
          "ncurses-compat-libs-6.3-8.oe2203sp1.aarch64.rpm",
          "ncurses-static-6.3-8.oe2203sp1.aarch64.rpm",
          "ncurses-devel-6.3-8.oe2203sp1.aarch64.rpm",
          "ncurses-debuginfo-6.3-8.oe2203sp1.aarch64.rpm",
          "ncurses-debugsource-6.3-8.oe2203sp1.aarch64.rpm",
          "ncurses-help-6.3-8.oe2203sp1.aarch64.rpm",
          "ncurses-6.3-8.oe2203sp1.aarch64.rpm",
          "ncurses-libs-6.3-8.oe2203sp1.aarch64.rpm"
        ],
        "noarch": [
          "ncurses-base-6.3-8.oe2203sp1.noarch.rpm"
        ],
        "src": [
          "ncurses-6.3-8.oe2203sp1.src.rpm"
        ],
        "x86_64": [
          "ncurses-static-6.3-8.oe2203sp1.x86_64.rpm",
          "ncurses-compat-libs-6.3-8.oe2203sp1.x86_64.rpm",
          "ncurses-help-6.3-8.oe2203sp1.x86_64.rpm",
          "ncurses-libs-6.3-8.oe2203sp1.x86_64.rpm",
          "ncurses-devel-6.3-8.oe2203sp1.x86_64.rpm",
          "ncurses-debugsource-6.3-8.oe2203sp1.x86_64.rpm",
          "ncurses-6.3-8.oe2203sp1.x86_64.rpm",
          "ncurses-debuginfo-6.3-8.oe2203sp1.x86_64.rpm"
        ]
      },
      "package": {
        "ecosystem": "openEuler:22.03-LTS-SP1",
        "name": "ncurses",
        "purl": "pkg:rpm/openEuler/ncurses\u0026distro=openEuler-22.03-LTS-SP1"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "6.3-8.oe2203sp1"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "ecosystem_specific": {
        "aarch64": [
          "ncurses-libs-6.3-12.oe2203sp2.aarch64.rpm",
          "ncurses-devel-6.3-12.oe2203sp2.aarch64.rpm",
          "ncurses-debuginfo-6.3-12.oe2203sp2.aarch64.rpm",
          "ncurses-compat-libs-6.3-12.oe2203sp2.aarch64.rpm",
          "ncurses-help-6.3-12.oe2203sp2.aarch64.rpm",
          "ncurses-static-6.3-12.oe2203sp2.aarch64.rpm",
          "ncurses-debugsource-6.3-12.oe2203sp2.aarch64.rpm",
          "ncurses-6.3-12.oe2203sp2.aarch64.rpm"
        ],
        "noarch": [
          "ncurses-base-6.3-12.oe2203sp2.noarch.rpm"
        ],
        "src": [
          "ncurses-6.3-12.oe2203sp2.src.rpm"
        ],
        "x86_64": [
          "ncurses-libs-6.3-12.oe2203sp2.x86_64.rpm",
          "ncurses-help-6.3-12.oe2203sp2.x86_64.rpm",
          "ncurses-debugsource-6.3-12.oe2203sp2.x86_64.rpm",
          "ncurses-compat-libs-6.3-12.oe2203sp2.x86_64.rpm",
          "ncurses-6.3-12.oe2203sp2.x86_64.rpm",
          "ncurses-devel-6.3-12.oe2203sp2.x86_64.rpm",
          "ncurses-debuginfo-6.3-12.oe2203sp2.x86_64.rpm",
          "ncurses-static-6.3-12.oe2203sp2.x86_64.rpm"
        ]
      },
      "package": {
        "ecosystem": "openEuler:22.03-LTS-SP2",
        "name": "ncurses",
        "purl": "pkg:rpm/openEuler/ncurses\u0026distro=openEuler-22.03-LTS-SP2"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "6.3-12.oe2203sp2"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "database_specific": {
    "severity": "High"
  },
  "details": "The ncurses (new curses) library is a free software emulation of curses in System V Release 4.0 (SVr4), and more. It uses terminfo format, supports pads and color and multiple highlights and forms characters and function-key mapping, and has all the other SVr4-curses enhancements over BSD curses. SVr4 curses became the basis of X/Open Curses.\n\nSecurity Fix(es):\n\nncurses before 6.4 20230408, when used by a setuid application, allows local users to trigger security-relevant memory corruption via malformed data in a terminfo database file that is found in $HOME/.terminfo or reached via the TERMINFO or TERM environment variable.(CVE-2023-29491)",
  "id": "OESA-2023-1426",
  "modified": "2026-08-06T11:05:53Z",
  "published": "2023-07-15T11:05:53Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://www.openeuler.org/en/security/safety-bulletin/detail.html?id=openEuler-SA-2023-1426"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2023-29491"
    }
  ],
  "schema_version": "1.7.2",
  "severity": [
    {
      "score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
      "type": "CVSS_V3"
    }
  ],
  "summary": "ncurses security update",
  "upstream": [
    "CVE-2023-29491"
  ]
}

RHSA-2023:5249

Vulnerability from csaf_opensuse - Published: 2023-09-19 00:00 - Updated: 2026-09-20 11:31

Summary

security update for ncurses

Severity

Low

Scope

1 vulnerability in this advisory, including CVE-2023-29491.

CVE-2023-29491

6.5 (Medium)


                
                  CVSS:3.1/AV:L/AC:L/PR:H/UI:R/S:U/C:H/I:H/A:H

Recommended: 11 products

Open the full advisory

RHSA-2023:6698

Vulnerability from csaf_opensuse - Published: 2023-11-07 00:00 - Updated: 2026-10-11 11:28

Summary

security update for ncurses

Severity

Low

Scope

1 vulnerability in this advisory, including CVE-2023-29491.

CVE-2023-29491

6.5 (Medium)


                
                  CVSS:3.1/AV:L/AC:L/PR:H/UI:R/S:U/C:H/I:H/A:H

Recommended: 18 products

Open the full advisory

RHSA-2023:7361

Vulnerability from csaf_redhat - Published: 2023-11-21 10:27 - Updated: 2026-06-25 11:03

Summary

Red Hat Security Advisory: ncurses security update

Severity

Moderate

Scope

1 vulnerability in this advisory, including CVE-2023-29491.

CVE-2023-29491

A vulnerability was found in ncurses and occurs when used by a setuid application. This flaw allows local users to trigger security-relevant memory corruption via malformed data in a terminfo database file found in $HOME/.terminfo or reached via the TERMINFO or TERM environment variable.

7.8 (High)


                
                  CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Fixed: 72 products

https://access.redhat.com/errata/RHSA-2023:7361

Open the full advisory

RHSA-2024:0416

Vulnerability from csaf_redhat - Published: 2024-01-25 08:11 - Updated: 2026-06-02 15:05

Summary

Red Hat Security Advisory: ncurses security update

Severity

Moderate

Scope

1 vulnerability in this advisory, including CVE-2023-29491.

CVE-2023-29491

7.8 (High)


                
                  CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Fixed: 52 products

https://access.redhat.com/errata/RHSA-2024:0416

Open the full advisory

Sightings

Author	Source	Type	Date	Other

Nomenclature

Seen: The vulnerability was mentioned, discussed, or observed by the user.
Confirmed: The vulnerability has been validated from an analyst's perspective.
Published Proof of Concept: A public proof of concept is available for this vulnerability.
Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
Not confirmed: The user expressed doubt about the validity of the vulnerability.
Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.

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The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base model, served locally by ML-Gateway. They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
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CVE-2023-29491 (GCVE-0-2023-29491)

OESA-2023-1426 (CVE-2023-29491)

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