usn-6035-1
Vulnerability from osv_ubuntu
Published
2023-04-20 15:42
Modified
2026-06-25 10:46
Summary
kauth vulnerability
Details

It was discovered that KAuth incorrectly handled some configuration parameters with specially crafted arbitrary types. An attacker could possibly use this issue to cause a denial of service, or possibly execute arbitrary code.

References
To clipboard 

{
  "affected": [
    {
      "database_specific": {
        "cves_map": {
          "cves": [
            {
              "id": "CVE-2019-7443",
              "severity": [
                {
                  "score": "CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H",
                  "type": "CVSS_V3"
                },
                {
                  "score": "medium",
                  "type": "Ubuntu"
                }
              ]
            }
          ],
          "ecosystem": "Ubuntu:Pro:16.04:LTS"
        }
      },
      "ecosystem_specific": {
        "availability": "Available with Ubuntu Pro: https://ubuntu.com/pro",
        "binaries": [
          {
            "binary_name": "libkf5auth-data",
            "binary_version": "5.18.0-0ubuntu2+esm1"
          },
          {
            "binary_name": "libkf5auth5",
            "binary_version": "5.18.0-0ubuntu2+esm1"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:Pro:16.04:LTS",
        "name": "kauth",
        "purl": "pkg:deb/ubuntu/kauth@5.18.0-0ubuntu2+esm1?arch=source\u0026distro=esm-apps/xenial"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "5.18.0-0ubuntu2+esm1"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "5.15.0-0ubuntu1",
        "5.15.0-0ubuntu2",
        "5.18.0-0ubuntu1",
        "5.18.0-0ubuntu2"
      ]
    },
    {
      "database_specific": {
        "cves_map": {
          "cves": [
            {
              "id": "CVE-2019-7443",
              "severity": [
                {
                  "score": "CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H",
                  "type": "CVSS_V3"
                },
                {
                  "score": "medium",
                  "type": "Ubuntu"
                }
              ]
            }
          ],
          "ecosystem": "Ubuntu:Pro:18.04:LTS"
        }
      },
      "ecosystem_specific": {
        "availability": "Available with Ubuntu Pro: https://ubuntu.com/pro",
        "binaries": [
          {
            "binary_name": "libkf5auth-data",
            "binary_version": "5.44.0-0ubuntu1+esm1"
          },
          {
            "binary_name": "libkf5auth5",
            "binary_version": "5.44.0-0ubuntu1+esm1"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:Pro:18.04:LTS",
        "name": "kauth",
        "purl": "pkg:deb/ubuntu/kauth@5.44.0-0ubuntu1+esm1?arch=source\u0026distro=esm-apps/bionic"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "5.44.0-0ubuntu1+esm1"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "5.38.0-0ubuntu1",
        "5.40.0-0ubuntu1",
        "5.41.0-0ubuntu1",
        "5.42.0-0ubuntu1",
        "5.43.0-0ubuntu1",
        "5.44.0-0ubuntu1"
      ]
    }
  ],
  "aliases": [],
  "details": "It was discovered that KAuth incorrectly handled some configuration parameters\nwith specially crafted arbitrary types. An attacker could possibly use this\nissue to cause a denial of service, or possibly execute arbitrary code.\n",
  "id": "USN-6035-1",
  "modified": "2026-06-25T10:46:12Z",
  "published": "2023-04-20T15:42:24Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://ubuntu.com/security/notices/USN-6035-1"
    },
    {
      "type": "REPORT",
      "url": "https://ubuntu.com/security/CVE-2019-7443"
    }
  ],
  "related": [],
  "schema_version": "1.7.0",
  "summary": "kauth vulnerability",
  "upstream": [
    "UBUNTU-CVE-2019-7443"
  ]
}



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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.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
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  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
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  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.


Detection rules are retrieved from Rulezet.