ubuntu-cve-2023-7090
Vulnerability from osv_ubuntu
Published
2023-12-23 23:15
Modified
2025-07-16 05:09
Summary
Details

A flaw was found in sudo in the handling of ipa_hostname, where ipa_hostname from /etc/sssd/sssd.conf was not propagated in sudo. Therefore, it leads to privilege mismanagement vulnerability in applications, where client hosts retain privileges even after retracting them.

Severity
8.8 (High)
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
6.6 (Medium)
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:L/I:L/A:L
N/A (UNKNOWN)
medium
References
To clipboard 

{
  "affected": [
    {
      "ecosystem_specific": {
        "availability": "No subscription required",
        "binaries": [
          {
            "binary_name": "sudo",
            "binary_version": "1.8.31-1ubuntu1.5"
          },
          {
            "binary_name": "sudo-dbgsym",
            "binary_version": "1.8.31-1ubuntu1.5"
          },
          {
            "binary_name": "sudo-ldap",
            "binary_version": "1.8.31-1ubuntu1.5"
          },
          {
            "binary_name": "sudo-ldap-dbgsym",
            "binary_version": "1.8.31-1ubuntu1.5"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:20.04:LTS",
        "name": "sudo",
        "purl": "pkg:deb/ubuntu/sudo@1.8.31-1ubuntu1.5?arch=source\u0026distro=focal"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "1.8.31-1ubuntu1.5"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "1.8.27-1ubuntu4",
        "1.8.29-1ubuntu1",
        "1.8.31-1ubuntu1",
        "1.8.31-1ubuntu1.1",
        "1.8.31-1ubuntu1.2",
        "1.8.31-1ubuntu1.4"
      ]
    },
    {
      "ecosystem_specific": {
        "availability": "No subscription required",
        "binaries": [
          {
            "binary_name": "sudo",
            "binary_version": "1.9.9-1ubuntu2.4"
          },
          {
            "binary_name": "sudo-dbgsym",
            "binary_version": "1.9.9-1ubuntu2.4"
          },
          {
            "binary_name": "sudo-ldap",
            "binary_version": "1.9.9-1ubuntu2.4"
          },
          {
            "binary_name": "sudo-ldap-dbgsym",
            "binary_version": "1.9.9-1ubuntu2.4"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:22.04:LTS",
        "name": "sudo",
        "purl": "pkg:deb/ubuntu/sudo@1.9.9-1ubuntu2.4?arch=source\u0026distro=jammy"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "1.9.9-1ubuntu2.4"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "1.9.5p2-3ubuntu2",
        "1.9.9-1ubuntu2",
        "1.9.9-1ubuntu2.1",
        "1.9.9-1ubuntu2.2",
        "1.9.9-1ubuntu2.3"
      ]
    }
  ],
  "aliases": [],
  "details": "A flaw was found in sudo in the handling of ipa_hostname, where ipa_hostname from /etc/sssd/sssd.conf was not propagated in sudo. Therefore, it leads to privilege mismanagement vulnerability in applications, where client hosts retain privileges even after retracting them.",
  "id": "UBUNTU-CVE-2023-7090",
  "modified": "2025-07-16T05:09:07Z",
  "published": "2023-12-23T23:15:00Z",
  "references": [
    {
      "type": "REPORT",
      "url": "https://ubuntu.com/security/CVE-2023-7090"
    },
    {
      "type": "REPORT",
      "url": "https://www.sudo.ws/repos/sudo/rev/b4f31dbe3109"
    },
    {
      "type": "REPORT",
      "url": "https://www.sudo.ws/releases/legacy/#1.8.28"
    },
    {
      "type": "REPORT",
      "url": "https://www.sudo.ws/pipermail/sudo-workers/2019-August/001248.html"
    },
    {
      "type": "REPORT",
      "url": "https://www.sudo.ws/pipermail/sudo-workers/2019-August/001249.html"
    },
    {
      "type": "REPORT",
      "url": "https://www.cve.org/CVERecord?id=CVE-2023-7090"
    }
  ],
  "related": [],
  "schema_version": "1.7.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
      "type": "CVSS_V3"
    },
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:L/I:L/A:L",
      "type": "CVSS_V3"
    },
    {
      "score": "medium",
      "type": "Ubuntu"
    }
  ],
  "upstream": [
    "CVE-2023-7090"
  ],
  "withdrawn": "2025-07-18T16:54:16Z"
}



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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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