Vulnerability-Lookup

ubuntu-cve-2024-39223

Vulnerability from osv_ubuntu

Published

2024-07-03 15:15

Modified

2026-03-25 17:15

Summary

Details

An authentication bypass in the SSH service of gost v2.11.5 allows attackers to intercept communications via setting the HostKeyCallback function to ssh.InsecureIgnoreHostKey

Severity

9.8 (Critical)


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

N/A (UNKNOWN)


                    
                      medium

References

URL

Type

	https://ubuntu.com/security/CVE-2024-39223	REPORT
	https://www.cve.org/CVERecord?id=CVE-2024-39223	REPORT
	https://github.com/ginuerzh/gost/issues/1034	REPORT
	https://github.com/ginuerzh/gost/blob/729d0e70005…	REPORT
	https://gist.github.com/nyxfqq/a7242170b1118e7843…	REPORT

JSON

To clipboard

{
  "affected": [
    {
      "ecosystem_specific": {
        "binaries": [
          {
            "binary_name": "golang-github-knqyf263-gost-dev",
            "binary_version": "0.1.0+git20181204.5afeda5e-1"
          },
          {
            "binary_name": "gost",
            "binary_version": "0.1.0+git20181204.5afeda5e-1"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:20.04:LTS",
        "name": "gost",
        "purl": "pkg:deb/ubuntu/gost@0.1.0+git20181204.5afeda5e-1?arch=source\u0026distro=focal"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "0.1.0+git20181204.5afeda5e-1"
      ]
    },
    {
      "ecosystem_specific": {
        "binaries": [
          {
            "binary_name": "golang-github-knqyf263-gost-dev",
            "binary_version": "0.1.0+git20181204.5afeda5e-1.1ubuntu0.22.04.3+esm2"
          },
          {
            "binary_name": "gost",
            "binary_version": "0.1.0+git20181204.5afeda5e-1.1ubuntu0.22.04.3+esm2"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:Pro:22.04:LTS",
        "name": "gost",
        "purl": "pkg:deb/ubuntu/gost@0.1.0+git20181204.5afeda5e-1.1ubuntu0.22.04.3+esm2?arch=source\u0026distro=esm-apps/jammy"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "0.1.0+git20181204.5afeda5e-1.1",
        "0.1.0+git20181204.5afeda5e-1.1ubuntu0.22.04.1",
        "0.1.0+git20181204.5afeda5e-1.1ubuntu0.22.04.2",
        "0.1.0+git20181204.5afeda5e-1.1ubuntu0.22.04.3",
        "0.1.0+git20181204.5afeda5e-1.1ubuntu0.22.04.3+esm1",
        "0.1.0+git20181204.5afeda5e-1.1ubuntu0.22.04.3+esm2"
      ]
    },
    {
      "ecosystem_specific": {
        "binaries": [
          {
            "binary_name": "golang-github-knqyf263-gost-dev",
            "binary_version": "0.1.2-2ubuntu0.24.04.3+esm1"
          },
          {
            "binary_name": "gost",
            "binary_version": "0.1.2-2ubuntu0.24.04.3+esm1"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:Pro:24.04:LTS",
        "name": "gost",
        "purl": "pkg:deb/ubuntu/gost@0.1.2-2ubuntu0.24.04.3+esm1?arch=source\u0026distro=esm-apps/noble"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "0.1.2-2",
        "0.1.2-2ubuntu0.24.04.1",
        "0.1.2-2ubuntu0.24.04.2",
        "0.1.2-2ubuntu0.24.04.3",
        "0.1.2-2ubuntu0.24.04.3+esm1"
      ]
    },
    {
      "ecosystem_specific": {
        "binaries": [
          {
            "binary_name": "golang-github-knqyf263-gost-dev",
            "binary_version": "0.1.2-2"
          },
          {
            "binary_name": "gost",
            "binary_version": "0.1.2-2"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:25.10",
        "name": "gost",
        "purl": "pkg:deb/ubuntu/gost@0.1.2-2?arch=source\u0026distro=questing"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "0.1.2-2"
      ]
    }
  ],
  "aliases": [],
  "details": "An authentication bypass in the SSH service of gost v2.11.5 allows attackers to intercept communications via setting the HostKeyCallback function to ssh.InsecureIgnoreHostKey",
  "id": "UBUNTU-CVE-2024-39223",
  "modified": "2026-03-25T17:15:28Z",
  "published": "2024-07-03T15:15:00Z",
  "references": [
    {
      "type": "REPORT",
      "url": "https://ubuntu.com/security/CVE-2024-39223"
    },
    {
      "type": "REPORT",
      "url": "https://www.cve.org/CVERecord?id=CVE-2024-39223"
    },
    {
      "type": "REPORT",
      "url": "https://github.com/ginuerzh/gost/issues/1034"
    },
    {
      "type": "REPORT",
      "url": "https://github.com/ginuerzh/gost/blob/729d0e70005607dc7c69fc1de62fd8fe21f85355/ssh.go#L229"
    },
    {
      "type": "REPORT",
      "url": "https://gist.github.com/nyxfqq/a7242170b1118e78436a62dee4e09e8a"
    }
  ],
  "related": [],
  "schema_version": "1.7.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
      "type": "CVSS_V3"
    },
    {
      "score": "medium",
      "type": "Ubuntu"
    }
  ],
  "upstream": [
    "CVE-2024-39223"
  ]
}

CVE-2024-39223 (GCVE-0-2024-39223)

Vulnerability from cvelistv5 – Published: 2024-07-03 00:00 – Updated: 2024-10-25 18:01

Summary

An authentication bypass in the SSH service of gost v2.11.5 allows attackers to intercept communications via setting the HostKeyCallback function to ssh.InsecureIgnoreHostKey

Severity

9.8 (Critical)


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

SSVC

Exploitation: none Automatable: yes Technical Impact: total

CISA Coordinator (v2.0.3)

CWE

n/a
CWE-639 - Authorization Bypass Through User-Controlled Key

Assigner

mitre

References

3 references

URL	Tags
https://github.com/ginuerzh/gost/issues/1034
https://github.com/ginuerzh/gost/blob/729d0e70005…
https://gist.github.com/nyxfqq/a7242170b1118e7843…

Impacted products

1 product

Vendor	Product	Version
ginuerzh	gost	Affected: 0 , ≤ 2.11.5 (custom) cpe:2.3:a:ginuerzh:gost::::::::

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "affected": [
          {
            "cpes": [
              "cpe:2.3:a:ginuerzh:gost:*:*:*:*:*:*:*:*"
            ],
            "defaultStatus": "unknown",
            "product": "gost",
            "vendor": "ginuerzh",
            "versions": [
              {
                "lessThanOrEqual": "2.11.5",
                "status": "affected",
                "version": "0",
                "versionType": "custom"
              }
            ]
          }
        ],
        "metrics": [
          {
            "cvssV3_1": {
              "attackComplexity": "LOW",
              "attackVector": "NETWORK",
              "availabilityImpact": "HIGH",
              "baseScore": 9.8,
              "baseSeverity": "CRITICAL",
              "confidentialityImpact": "HIGH",
              "integrityImpact": "HIGH",
              "privilegesRequired": "NONE",
              "scope": "UNCHANGED",
              "userInteraction": "NONE",
              "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
              "version": "3.1"
            }
          },
          {
            "other": {
              "content": {
                "id": "CVE-2024-39223",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "yes"
                  },
                  {
                    "Technical Impact": "total"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2024-07-08T18:55:58.646987Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "problemTypes": [
          {
            "descriptions": [
              {
                "cweId": "CWE-639",
                "description": "CWE-639 Authorization Bypass Through User-Controlled Key",
                "lang": "en",
                "type": "CWE"
              }
            ]
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2024-10-25T18:01:00.433Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      },
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-02T04:19:20.697Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://github.com/ginuerzh/gost/issues/1034"
          },
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://github.com/ginuerzh/gost/blob/729d0e70005607dc7c69fc1de62fd8fe21f85355/ssh.go#L229"
          },
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://gist.github.com/nyxfqq/a7242170b1118e78436a62dee4e09e8a"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "n/a",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "An authentication bypass in the SSH service of gost v2.11.5 allows attackers to intercept communications via setting the HostKeyCallback function to ssh.InsecureIgnoreHostKey"
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "n/a",
              "lang": "en",
              "type": "text"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2024-07-03T14:18:52.191Z",
        "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
        "shortName": "mitre"
      },
      "references": [
        {
          "url": "https://github.com/ginuerzh/gost/issues/1034"
        },
        {
          "url": "https://github.com/ginuerzh/gost/blob/729d0e70005607dc7c69fc1de62fd8fe21f85355/ssh.go#L229"
        },
        {
          "url": "https://gist.github.com/nyxfqq/a7242170b1118e78436a62dee4e09e8a"
        }
      ]
    }
  },
  "cveMetadata": {
    "assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
    "assignerShortName": "mitre",
    "cveId": "CVE-2024-39223",
    "datePublished": "2024-07-03T00:00:00.000Z",
    "dateReserved": "2024-06-21T00:00:00.000Z",
    "dateUpdated": "2024-10-25T18:01:00.433Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}

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.

Detection rules are retrieved from Rulezet.

Action not permitted

ubuntu-cve-2024-39223

Vulnerability from osv_ubuntu

CVE-2024-39223 (GCVE-0-2024-39223)

Tags

Sightings

Nomenclature