ubuntu-cve-2017-17432
Vulnerability from osv_ubuntu
Published
2017-12-06 00:29
Modified
2026-04-22 07:38
Summary
Details

OpenAFS 1.x before 1.6.22 does not properly validate Rx ack packets, which allows remote attackers to cause a denial of service (system crash or application crash) via crafted fields, as demonstrated by an integer underflow and assertion failure for a small MTU value.

Severity
7.5 (High)
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
N/A (UNKNOWN)
medium
References
To clipboard 

{
  "affected": [
    {
      "ecosystem_specific": {
        "binaries": [
          {
            "binary_name": "libafsauthent1",
            "binary_version": "1.6.15-1ubuntu1.1"
          },
          {
            "binary_name": "libafsrpc1",
            "binary_version": "1.6.15-1ubuntu1.1"
          },
          {
            "binary_name": "libkopenafs1",
            "binary_version": "1.6.15-1ubuntu1.1"
          },
          {
            "binary_name": "libpam-openafs-kaserver",
            "binary_version": "1.6.15-1ubuntu1.1"
          },
          {
            "binary_name": "openafs-client",
            "binary_version": "1.6.15-1ubuntu1.1"
          },
          {
            "binary_name": "openafs-dbserver",
            "binary_version": "1.6.15-1ubuntu1.1"
          },
          {
            "binary_name": "openafs-fileserver",
            "binary_version": "1.6.15-1ubuntu1.1"
          },
          {
            "binary_name": "openafs-fuse",
            "binary_version": "1.6.15-1ubuntu1.1"
          },
          {
            "binary_name": "openafs-kpasswd",
            "binary_version": "1.6.15-1ubuntu1.1"
          },
          {
            "binary_name": "openafs-krb5",
            "binary_version": "1.6.15-1ubuntu1.1"
          },
          {
            "binary_name": "openafs-modules-dkms",
            "binary_version": "1.6.15-1ubuntu1.1"
          },
          {
            "binary_name": "openafs-modules-source",
            "binary_version": "1.6.15-1ubuntu1.1"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:16.04:LTS",
        "name": "openafs",
        "purl": "pkg:deb/ubuntu/openafs@1.6.15-1ubuntu1.1?arch=source\u0026distro=xenial"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "1.6.14-1",
        "1.6.15-1",
        "1.6.15-1ubuntu1",
        "1.6.15-1ubuntu1.1"
      ]
    }
  ],
  "aliases": [],
  "details": "OpenAFS 1.x before 1.6.22 does not properly validate Rx ack packets, which allows remote attackers to cause a denial of service (system crash or application crash) via crafted fields, as demonstrated by an integer underflow and assertion failure for a small MTU value.",
  "id": "UBUNTU-CVE-2017-17432",
  "modified": "2026-04-22T07:38:25Z",
  "published": "2017-12-06T00:29:00Z",
  "references": [
    {
      "type": "REPORT",
      "url": "https://ubuntu.com/security/CVE-2017-17432"
    },
    {
      "type": "REPORT",
      "url": "https://www.openafs.org/pages/security/OPENAFS-SA-2017-001.txt"
    },
    {
      "type": "REPORT",
      "url": "https://bugs.debian.org/883602"
    },
    {
      "type": "REPORT",
      "url": "https://www.cve.org/CVERecord?id=CVE-2017-17432"
    }
  ],
  "related": [],
  "schema_version": "1.7.0",
  "severity": [
    {
      "score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
      "type": "CVSS_V3"
    },
    {
      "score": "medium",
      "type": "Ubuntu"
    }
  ],
  "upstream": [
    "CVE-2017-17432"
  ]
}



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