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gnutls28 — security advisory

Type: advisorySources: OSVAdvisory ID: DEBIAN-CVE-2018-10845

It was found that the GnuTLS implementation of HMAC-SHA-384 was vulnerable to a Lucky thirteen style attack. Remote attackers could use this flaw to conduct distinguishing attacks and plain text recovery attacks via statistical analysis of timing data using crafted packets.

Products
gnutls28
Affected versions
Not specified
Fixed versions
3.5.19-1
CVEs
CVE-2018-10845
Confirmed fixed CVEs
Not specified
Updated in this feed
1 Nov 2026, 00:04 UTC · Revision 1

Source evidence

DEBIAN-CVE-2018-10845

core-osv · Original source

Published 22 Aug 2018, 13:29 UTC

It was found that the GnuTLS implementation of HMAC-SHA-384 was vulnerable to a Lucky thirteen style attack. Remote attackers could use this flaw to conduct distinguishing attacks and plain text recovery attacks via statistical analysis of timing data using crafted packets.

osv:DEBIAN-CVE-2018-10845

gnutls28

Fixed versions: 3.5.19-1

gnutls28

Fixed versions: 3.5.19-1

gnutls28

Fixed versions: 3.5.19-1

Complete source record
{
  "id": "19528f60a10b944c151124c145cd4a09c8d1581e9e0ba7a79f5a76ebc1883fcd",
  "url": "https://osv.dev/vulnerability/DEBIAN-CVE-2018-10845",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "DEBIAN-CVE-2018-10845",
    "summary": "It was found that the GnuTLS implementation of HMAC-SHA-384 was vulnerable to a Lucky thirteen style attack. Remote attackers could use this flaw to conduct distinguishing attacks and plain text recovery attacks via statistical analysis of timing data using crafted packets.",
    "evidence": "osv:DEBIAN-CVE-2018-10845",
    "products": [
      {
        "name": {
          "value": "gnutls28",
          "evidence": "/affected/0/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "3.5.19-1",
            "evidence": "/affected/0/ranges"
          }
        ],
        "affected_versions": []
      },
      {
        "name": {
          "value": "gnutls28",
          "evidence": "/affected/1/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "3.5.19-1",
            "evidence": "/affected/1/ranges"
          }
        ],
        "affected_versions": []
      },
      {
        "name": {
          "value": "gnutls28",
          "evidence": "/affected/2/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "3.5.19-1",
            "evidence": "/affected/2/ranges"
          }
        ],
        "affected_versions": []
      }
    ],
    "severity": "medium",
    "structured": {
      "id": "DEBIAN-CVE-2018-10845",
      "aliases": [
        "DEBIAN-CVE-2018-10845"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "fixed": "3.5.19-1"
                }
              ]
            }
          ],
          "package": {
            "name": "gnutls28",
            "purl": "pkg:deb/debian/gnutls28?arch=source&distro=bookworm",
            "ecosystem": "Debian:12"
          },
          "database_specific": {
            "source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2018-10845.json"
          },
          "ecosystem_specific": {
            "urgency": "not yet assigned"
          }
        },
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "fixed": "3.5.19-1"
                }
              ]
            }
          ],
          "package": {
            "name": "gnutls28",
            "purl": "pkg:deb/debian/gnutls28?arch=source&distro=trixie",
            "ecosystem": "Debian:13"
          },
          "database_specific": {
            "source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2018-10845.json"
          },
          "ecosystem_specific": {
            "urgency": "not yet assigned"
          }
        },
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "fixed": "3.5.19-1"
                }
              ]
            }
          ],
          "package": {
            "name": "gnutls28",
            "purl": "pkg:deb/debian/gnutls28?arch=source&distro=forky",
            "ecosystem": "Debian:14"
          },
          "database_specific": {
            "source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2018-10845.json"
          },
          "ecosystem_specific": {
            "urgency": "not yet assigned"
          }
        }
      ],
      "modified": "2026-10-23T18:02:56.921512598Z",
      "provider": "osv",
      "upstream": [
        "CVE-2018-10845"
      ],
      "references": [
        "https://security-tracker.debian.org/tracker/CVE-2018-10845"
      ]
    },
    "related_cves": [
      {
        "value": "CVE-2018-10845",
        "evidence": "/upstream"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 419890,
  "published_at": "2018-08-22T13:29:00.44+00:00"
}