usn-6259-1
Vulnerability from osv_ubuntu
Published
2023-07-27 11:00
Modified
2026-06-25 10:46
Summary
open-iscsi vulnerabilities
Details

Jos Wetzels, Stanislav Dashevskyi, and Amine Amri discovered that Open-iSCSI incorrectly handled certain checksums for IP packets. An attacker could possibly use this issue to expose sensitive information. (CVE-2020-13987)

Jos Wetzels, Stanislav Dashevskyi, Amine Amri discovered that Open-iSCSI incorrectly handled certain parsing TCP MSS options. An attacker could possibly use this issue to cause a crash or cause unexpected behavior. (CVE-2020-13988)

Amine Amri and Stanislav Dashevskyi discovered that Open-iSCSI incorrectly handled certain TCP data. An attacker could possibly use this issue to expose sensitive information. (CVE-2020-17437)

References
To clipboard 

{
  "affected": [
    {
      "database_specific": {
        "cves_map": {
          "cves": [
            {
              "id": "CVE-2020-13987",
              "severity": [
                {
                  "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
                  "type": "CVSS_V3"
                },
                {
                  "score": "low",
                  "type": "Ubuntu"
                }
              ]
            },
            {
              "id": "CVE-2020-13988",
              "severity": [
                {
                  "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
                  "type": "CVSS_V3"
                },
                {
                  "score": "low",
                  "type": "Ubuntu"
                }
              ]
            },
            {
              "id": "CVE-2020-17437",
              "severity": [
                {
                  "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:H",
                  "type": "CVSS_V3"
                },
                {
                  "score": "low",
                  "type": "Ubuntu"
                }
              ]
            }
          ],
          "ecosystem": "Ubuntu:Pro:16.04:LTS"
        }
      },
      "ecosystem_specific": {
        "availability": "Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro",
        "binaries": [
          {
            "binary_name": "open-iscsi",
            "binary_version": "2.0.873+git0.3b4b4500-14ubuntu3.7+esm1"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:Pro:16.04:LTS",
        "name": "open-iscsi",
        "purl": "pkg:deb/ubuntu/open-iscsi@2.0.873+git0.3b4b4500-14ubuntu3.7+esm1?arch=source\u0026distro=esm-infra/xenial"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "2.0.873+git0.3b4b4500-14ubuntu3.7+esm1"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "2.0.873-3ubuntu13",
        "2.0.873+git0.3b4b4500-13ubuntu3",
        "2.0.873+git0.3b4b4500-14ubuntu1",
        "2.0.873+git0.3b4b4500-14ubuntu3",
        "2.0.873+git0.3b4b4500-14ubuntu3.1",
        "2.0.873+git0.3b4b4500-14ubuntu3.2",
        "2.0.873+git0.3b4b4500-14ubuntu3.3",
        "2.0.873+git0.3b4b4500-14ubuntu3.4",
        "2.0.873+git0.3b4b4500-14ubuntu3.5",
        "2.0.873+git0.3b4b4500-14ubuntu3.6",
        "2.0.873+git0.3b4b4500-14ubuntu3.7"
      ]
    },
    {
      "database_specific": {
        "cves_map": {
          "cves": [
            {
              "id": "CVE-2020-13987",
              "severity": [
                {
                  "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
                  "type": "CVSS_V3"
                },
                {
                  "score": "low",
                  "type": "Ubuntu"
                }
              ]
            },
            {
              "id": "CVE-2020-13988",
              "severity": [
                {
                  "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
                  "type": "CVSS_V3"
                },
                {
                  "score": "low",
                  "type": "Ubuntu"
                }
              ]
            },
            {
              "id": "CVE-2020-17437",
              "severity": [
                {
                  "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:H",
                  "type": "CVSS_V3"
                },
                {
                  "score": "low",
                  "type": "Ubuntu"
                }
              ]
            }
          ],
          "ecosystem": "Ubuntu:Pro:18.04:LTS"
        }
      },
      "ecosystem_specific": {
        "availability": "Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro",
        "binaries": [
          {
            "binary_name": "iscsiuio",
            "binary_version": "2.0.874-5ubuntu2.11+esm1"
          },
          {
            "binary_name": "open-iscsi",
            "binary_version": "2.0.874-5ubuntu2.11+esm1"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:Pro:18.04:LTS",
        "name": "open-iscsi",
        "purl": "pkg:deb/ubuntu/open-iscsi@2.0.874-5ubuntu2.11+esm1?arch=source\u0026distro=esm-infra/bionic"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "2.0.874-5ubuntu2.11+esm1"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "2.0.874-4ubuntu3",
        "2.0.874-4ubuntu4",
        "2.0.874-4ubuntu5",
        "2.0.874-5ubuntu1",
        "2.0.874-5ubuntu2",
        "2.0.874-5ubuntu2.1",
        "2.0.874-5ubuntu2.2",
        "2.0.874-5ubuntu2.3",
        "2.0.874-5ubuntu2.4",
        "2.0.874-5ubuntu2.6",
        "2.0.874-5ubuntu2.7",
        "2.0.874-5ubuntu2.9",
        "2.0.874-5ubuntu2.10",
        "2.0.874-5ubuntu2.11"
      ]
    },
    {
      "database_specific": {
        "cves_map": {
          "cves": [
            {
              "id": "CVE-2020-13987",
              "severity": [
                {
                  "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
                  "type": "CVSS_V3"
                },
                {
                  "score": "low",
                  "type": "Ubuntu"
                }
              ]
            },
            {
              "id": "CVE-2020-13988",
              "severity": [
                {
                  "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
                  "type": "CVSS_V3"
                },
                {
                  "score": "low",
                  "type": "Ubuntu"
                }
              ]
            },
            {
              "id": "CVE-2020-17437",
              "severity": [
                {
                  "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:H",
                  "type": "CVSS_V3"
                },
                {
                  "score": "low",
                  "type": "Ubuntu"
                }
              ]
            }
          ],
          "ecosystem": "Ubuntu:20.04:LTS"
        }
      },
      "ecosystem_specific": {
        "availability": "No subscription required",
        "binaries": [
          {
            "binary_name": "iscsiuio",
            "binary_version": "2.0.874-7.1ubuntu6.4"
          },
          {
            "binary_name": "open-iscsi",
            "binary_version": "2.0.874-7.1ubuntu6.4"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:20.04:LTS",
        "name": "open-iscsi",
        "purl": "pkg:deb/ubuntu/open-iscsi@2.0.874-7.1ubuntu6.4?arch=source\u0026distro=focal"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "2.0.874-7.1ubuntu6.4"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "2.0.874-7.1ubuntu3",
        "2.0.874-7.1ubuntu5",
        "2.0.874-7.1ubuntu6",
        "2.0.874-7.1ubuntu6.1",
        "2.0.874-7.1ubuntu6.2",
        "2.0.874-7.1ubuntu6.3"
      ]
    }
  ],
  "aliases": [],
  "details": "Jos Wetzels, Stanislav Dashevskyi, and Amine Amri discovered that\nOpen-iSCSI incorrectly handled certain checksums for IP packets.\nAn attacker could possibly use this issue to expose sensitive information.\n(CVE-2020-13987)\n\nJos Wetzels, Stanislav Dashevskyi, Amine Amri discovered that\nOpen-iSCSI incorrectly handled certain parsing TCP MSS options.\nAn attacker could possibly use this issue to cause a crash or cause\nunexpected behavior. (CVE-2020-13988)\n\nAmine Amri and Stanislav Dashevskyi discovered that Open-iSCSI\nincorrectly handled certain TCP data. An attacker could possibly\nuse this issue to expose sensitive information. (CVE-2020-17437)\n",
  "id": "USN-6259-1",
  "modified": "2026-06-25T10:46:15Z",
  "published": "2023-07-27T11:00:57Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://ubuntu.com/security/notices/USN-6259-1"
    },
    {
      "type": "REPORT",
      "url": "https://ubuntu.com/security/CVE-2020-13987"
    },
    {
      "type": "REPORT",
      "url": "https://ubuntu.com/security/CVE-2020-13988"
    },
    {
      "type": "REPORT",
      "url": "https://ubuntu.com/security/CVE-2020-17437"
    }
  ],
  "related": [],
  "schema_version": "1.7.0",
  "summary": "open-iscsi vulnerabilities",
  "upstream": [
    "UBUNTU-CVE-2020-13987",
    "UBUNTU-CVE-2020-13988",
    "UBUNTU-CVE-2020-17437"
  ]
}



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Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
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  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.


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