ubuntu-cve-2023-28488
Vulnerability from osv_ubuntu
Published
2023-04-12 16:15
Modified
2026-04-22 07:45
Summary
Details

client.c in gdhcp in ConnMan through 1.41 could be used by network-adjacent attackers (operating a crafted DHCP server) to cause a stack-based buffer overflow and denial of service, terminating the connman process.

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

{
  "affected": [
    {
      "ecosystem_specific": {
        "availability": "Available with Ubuntu Pro: https://ubuntu.com/pro",
        "binaries": [
          {
            "binary_name": "connman",
            "binary_version": "1.21-1.2+deb8u1ubuntu0.1~esm1"
          },
          {
            "binary_name": "connman-vpn",
            "binary_version": "1.21-1.2+deb8u1ubuntu0.1~esm1"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:Pro:16.04:LTS",
        "name": "connman",
        "purl": "pkg:deb/ubuntu/connman@1.21-1.2+deb8u1ubuntu0.1~esm1?arch=source\u0026distro=esm-apps/xenial"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "1.21-1.2+deb8u1ubuntu0.1~esm1"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "1.21-1.2",
        "1.21-1.2build1",
        "1.21-1.2build2",
        "1.21-1.2+deb8u1build0.16.04.1"
      ]
    },
    {
      "ecosystem_specific": {
        "availability": "Available with Ubuntu Pro: https://ubuntu.com/pro",
        "binaries": [
          {
            "binary_name": "connman",
            "binary_version": "1.35-6ubuntu0.1~esm1"
          },
          {
            "binary_name": "connman-vpn",
            "binary_version": "1.35-6ubuntu0.1~esm1"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:Pro:18.04:LTS",
        "name": "connman",
        "purl": "pkg:deb/ubuntu/connman@1.35-6ubuntu0.1~esm1?arch=source\u0026distro=esm-apps/bionic"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "1.35-6ubuntu0.1~esm1"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "1.35-1",
        "1.35-2",
        "1.35-6"
      ]
    },
    {
      "ecosystem_specific": {
        "availability": "No subscription required",
        "binaries": [
          {
            "binary_name": "connman",
            "binary_version": "1.36-2ubuntu0.1"
          },
          {
            "binary_name": "connman-vpn",
            "binary_version": "1.36-2ubuntu0.1"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:20.04:LTS",
        "name": "connman",
        "purl": "pkg:deb/ubuntu/connman@1.36-2ubuntu0.1?arch=source\u0026distro=focal"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "1.36-2ubuntu0.1"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "1.36-2build1"
      ]
    },
    {
      "ecosystem_specific": {
        "availability": "No subscription required",
        "binaries": [
          {
            "binary_name": "connman",
            "binary_version": "1.36-2.3ubuntu0.1"
          },
          {
            "binary_name": "connman-vpn",
            "binary_version": "1.36-2.3ubuntu0.1"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:22.04:LTS",
        "name": "connman",
        "purl": "pkg:deb/ubuntu/connman@1.36-2.3ubuntu0.1?arch=source\u0026distro=jammy"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "1.36-2.3ubuntu0.1"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "1.36-2.2build1",
        "1.36-2.3",
        "1.36-2.3build1"
      ]
    }
  ],
  "aliases": [],
  "details": "client.c in gdhcp in ConnMan through 1.41 could be used by network-adjacent attackers (operating a crafted DHCP server) to cause a stack-based buffer overflow and denial of service, terminating the connman process.",
  "id": "UBUNTU-CVE-2023-28488",
  "modified": "2026-04-22T07:45:17Z",
  "published": "2023-04-12T16:15:00Z",
  "references": [
    {
      "type": "REPORT",
      "url": "https://ubuntu.com/security/CVE-2023-28488"
    },
    {
      "type": "REPORT",
      "url": "https://github.com/moehw/poc_exploits/tree/master/CVE-2023-28488"
    },
    {
      "type": "REPORT",
      "url": "https://git.kernel.org/pub/scm/network/connman/connman.git/commit/?id=99e2c16ea1cced34a5dc450d76287a1c3e762138"
    },
    {
      "type": "REPORT",
      "url": "https://kernel.googlesource.com/pub/scm/network/connman/connman/+/99e2c16ea1cced34a5dc450d76287a1c3e762138"
    },
    {
      "type": "ADVISORY",
      "url": "https://ubuntu.com/security/notices/USN-6236-1"
    },
    {
      "type": "REPORT",
      "url": "https://www.cve.org/CVERecord?id=CVE-2023-28488"
    }
  ],
  "related": [
    "USN-6236-1"
  ],
  "schema_version": "1.7.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
      "type": "CVSS_V3"
    },
    {
      "score": "CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
      "type": "CVSS_V3"
    },
    {
      "score": "medium",
      "type": "Ubuntu"
    }
  ],
  "upstream": [
    "CVE-2023-28488"
  ]
}



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  • Confirmed: The vulnerability has been validated from an analyst's perspective.
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