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nss — security advisory

Type: advisorySources: OSVAdvisory ID: DEBIAN-CVE-2014-1569

The definite_length_decoder function in lib/util/quickder.c in Mozilla Network Security Services (NSS) before 3.16.2.4 and 3.17.x before 3.17.3 does not ensure that the DER encoding of an ASN.1 length is properly formed, which allows remote attackers to conduct data-smuggling attacks by using a long byte sequence for an encoding, as demonstrated by the SEC_QuickDERDecodeItem function's improper handling of an arbitrary-length encoding of 0x00.

Products
nss
Affected versions
Not specified
Fixed versions
2:3.17.2-1.1
CVEs
CVE-2014-1569
Confirmed fixed CVEs
Not specified
Updated in this feed
31 Oct 2026, 21:43 UTC · Revision 1

Source evidence

DEBIAN-CVE-2014-1569

core-osv · Original source

Published 15 Dec 2014, 18:59 UTC

The definite_length_decoder function in lib/util/quickder.c in Mozilla Network Security Services (NSS) before 3.16.2.4 and 3.17.x before 3.17.3 does not ensure that the DER encoding of an ASN.1 length is properly formed, which allows remote attackers to conduct data-smuggling attacks by using a long byte sequence for an encoding, as demonstrated by the SEC_QuickDERDecodeItem function's improper handling of an arbitrary-length encoding of 0x00.

osv:DEBIAN-CVE-2014-1569

nss

Fixed versions: 2:3.17.2-1.1

nss

Fixed versions: 2:3.17.2-1.1

nss

Fixed versions: 2:3.17.2-1.1

Complete source record
{
  "id": "0e55db3a4ca9b9dcb69e5175eb70b9149a911df6b58a39d84cd3f9555e322a0c",
  "url": "https://osv.dev/vulnerability/DEBIAN-CVE-2014-1569",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "DEBIAN-CVE-2014-1569",
    "summary": "The definite_length_decoder function in lib/util/quickder.c in Mozilla Network Security Services (NSS) before 3.16.2.4 and 3.17.x before 3.17.3 does not ensure that the DER encoding of an ASN.1 length is properly formed, which allows remote attackers to conduct data-smuggling attacks by using a long byte sequence for an encoding, as demonstrated by the SEC_QuickDERDecodeItem function's improper handling of an arbitrary-length encoding of 0x00.",
    "evidence": "osv:DEBIAN-CVE-2014-1569",
    "products": [
      {
        "name": {
          "value": "nss",
          "evidence": "/affected/0/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "2:3.17.2-1.1",
            "evidence": "/affected/0/ranges"
          }
        ],
        "affected_versions": []
      },
      {
        "name": {
          "value": "nss",
          "evidence": "/affected/1/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "2:3.17.2-1.1",
            "evidence": "/affected/1/ranges"
          }
        ],
        "affected_versions": []
      },
      {
        "name": {
          "value": "nss",
          "evidence": "/affected/2/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "2:3.17.2-1.1",
            "evidence": "/affected/2/ranges"
          }
        ],
        "affected_versions": []
      }
    ],
    "severity": "unknown",
    "structured": {
      "id": "DEBIAN-CVE-2014-1569",
      "aliases": [
        "DEBIAN-CVE-2014-1569"
      ],
      "affected": [
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "fixed": "2:3.17.2-1.1"
                }
              ]
            }
          ],
          "package": {
            "name": "nss",
            "purl": "pkg:deb/debian/nss?arch=source&distro=bookworm",
            "ecosystem": "Debian:12"
          },
          "database_specific": {
            "source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2014-1569.json"
          },
          "ecosystem_specific": {
            "urgency": "not yet assigned"
          }
        },
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "fixed": "2:3.17.2-1.1"
                }
              ]
            }
          ],
          "package": {
            "name": "nss",
            "purl": "pkg:deb/debian/nss?arch=source&distro=trixie",
            "ecosystem": "Debian:13"
          },
          "database_specific": {
            "source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2014-1569.json"
          },
          "ecosystem_specific": {
            "urgency": "not yet assigned"
          }
        },
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "fixed": "2:3.17.2-1.1"
                }
              ]
            }
          ],
          "package": {
            "name": "nss",
            "purl": "pkg:deb/debian/nss?arch=source&distro=forky",
            "ecosystem": "Debian:14"
          },
          "database_specific": {
            "source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2014-1569.json"
          },
          "ecosystem_specific": {
            "urgency": "not yet assigned"
          }
        }
      ],
      "modified": "2026-10-23T15:47:32.626107807Z",
      "provider": "osv",
      "upstream": [
        "CVE-2014-1569"
      ],
      "references": [
        "https://security-tracker.debian.org/tracker/CVE-2014-1569"
      ]
    },
    "related_cves": [
      {
        "value": "CVE-2014-1569",
        "evidence": "/upstream"
      }
    ],
    "security_relevant": true,
    "severity_evidence": null
  },
  "source_id": "core-osv",
  "document_id": 414189,
  "published_at": "2014-12-15T18:59:00.067+00:00"
}