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trafficserver — security advisory

Type: advisorySources: OSVAdvisory ID: DEBIAN-CVE-2021-35474

Stack-based Buffer Overflow vulnerability in cachekey plugin of Apache Traffic Server. This issue affects Apache Traffic Server 7.0.0 to 7.1.12, 8.0.0 to 8.1.1, 9.0.0 to 9.0.1.

Products
trafficserver
Affected versions
Not specified
Fixed versions
8.1.1+ds-1.1
CVEs
CVE-2021-35474
Confirmed fixed CVEs
Not specified
Updated in this feed
1 Nov 2026, 00:23 UTC · Revision 1

Source evidence

DEBIAN-CVE-2021-35474

core-osv · Original source

Published 30 Jun 2021, 08:15 UTC

Stack-based Buffer Overflow vulnerability in cachekey plugin of Apache Traffic Server. This issue affects Apache Traffic Server 7.0.0 to 7.1.12, 8.0.0 to 8.1.1, 9.0.0 to 9.0.1.

osv:DEBIAN-CVE-2021-35474

trafficserver

Fixed versions: 8.1.1+ds-1.1

Complete source record
{
  "id": "7e92c046813c8885b1759c950a85ecdfc54cfca4272e51a41a83575caff89fa4",
  "url": "https://osv.dev/vulnerability/DEBIAN-CVE-2021-35474",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "DEBIAN-CVE-2021-35474",
    "summary": "Stack-based Buffer Overflow vulnerability in cachekey plugin of Apache Traffic Server. This issue affects Apache Traffic Server 7.0.0 to 7.1.12, 8.0.0 to 8.1.1, 9.0.0 to 9.0.1.",
    "evidence": "osv:DEBIAN-CVE-2021-35474",
    "products": [
      {
        "name": {
          "value": "trafficserver",
          "evidence": "/affected/0/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "8.1.1+ds-1.1",
            "evidence": "/affected/0/ranges"
          }
        ],
        "affected_versions": []
      }
    ],
    "severity": "critical",
    "structured": {
      "id": "DEBIAN-CVE-2021-35474",
      "aliases": [
        "DEBIAN-CVE-2021-35474"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "fixed": "8.1.1+ds-1.1"
                }
              ]
            }
          ],
          "package": {
            "name": "trafficserver",
            "purl": "pkg:deb/debian/trafficserver?arch=source&distro=bookworm",
            "ecosystem": "Debian:12"
          },
          "database_specific": {
            "source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2021-35474.json"
          },
          "ecosystem_specific": {
            "urgency": "not yet assigned"
          }
        }
      ],
      "modified": "2026-10-23T18:03:15.984563601Z",
      "provider": "osv",
      "upstream": [
        "CVE-2021-35474"
      ],
      "references": [
        "https://security-tracker.debian.org/tracker/CVE-2021-35474"
      ]
    },
    "related_cves": [
      {
        "value": "CVE-2021-35474",
        "evidence": "/upstream"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 420979,
  "published_at": "2021-06-30T08:15:06.933+00:00"
}