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trafficserver — security advisory

Type: advisorySources: OSVAdvisory ID: DEBIAN-CVE-2021-38161

Improper Authentication vulnerability in TLS origin verification of Apache Traffic Server allows for man in the middle attacks. This issue affects Apache Traffic Server 8.0.0 to 8.0.8.

Products
trafficserver
Affected versions
Not specified
Fixed versions
9.1.0+ds-1
CVEs
CVE-2021-38161
Confirmed fixed CVEs
Not specified
Updated in this feed
1 Nov 2026, 00:38 UTC · Revision 1

Source evidence

DEBIAN-CVE-2021-38161

core-osv · Original source

Published 3 Nov 2021, 16:15 UTC

Improper Authentication vulnerability in TLS origin verification of Apache Traffic Server allows for man in the middle attacks. This issue affects Apache Traffic Server 8.0.0 to 8.0.8.

osv:DEBIAN-CVE-2021-38161

trafficserver

Fixed versions: 9.1.0+ds-1

Complete source record
{
  "id": "79e3d92dc46c289a2131640b4cd1b11b2522bf3c1f88239e6db1700f03d85b8a",
  "url": "https://osv.dev/vulnerability/DEBIAN-CVE-2021-38161",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "DEBIAN-CVE-2021-38161",
    "summary": "Improper Authentication vulnerability in TLS origin verification of Apache Traffic Server allows for man in the middle attacks. This issue affects Apache Traffic Server 8.0.0 to 8.0.8.",
    "evidence": "osv:DEBIAN-CVE-2021-38161",
    "products": [
      {
        "name": {
          "value": "trafficserver",
          "evidence": "/affected/0/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "9.1.0+ds-1",
            "evidence": "/affected/0/ranges"
          }
        ],
        "affected_versions": []
      }
    ],
    "severity": "high",
    "structured": {
      "id": "DEBIAN-CVE-2021-38161",
      "aliases": [
        "DEBIAN-CVE-2021-38161"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "fixed": "9.1.0+ds-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-2021-38161.json"
          },
          "ecosystem_specific": {
            "urgency": "not yet assigned"
          }
        }
      ],
      "modified": "2026-10-23T18:03:31.305449652Z",
      "provider": "osv",
      "upstream": [
        "CVE-2021-38161"
      ],
      "references": [
        "https://security-tracker.debian.org/tracker/CVE-2021-38161"
      ]
    },
    "related_cves": [
      {
        "value": "CVE-2021-38161",
        "evidence": "/upstream"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 421778,
  "published_at": "2021-11-03T16:15:08.137+00:00"
}