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CVE-2016-5284 (GCVE-0-2016-5284)

Vulnerability from cvelistv5 – Published: 2016-09-22 22:00 – Updated: 2024-08-06 00:53
VLAI
Summary
Mozilla Firefox before 49.0, Firefox ESR 45.x before 45.4, and Thunderbird < 45.4 rely on unintended expiration dates for Preloaded Public Key Pinning, which allows man-in-the-middle attackers to spoof add-on updates by leveraging possession of an X.509 server certificate for addons.mozilla.org signed by an arbitrary built-in Certification Authority.
Severity
7.4 (High)
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:N/A:N
CWE
  • n/a
Assigner
References
Date Public
2016-09-20 00:00
Show details on NVD website
To clipboard 

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add-ons aprovechando la posesi\u00f3n de un certificado de servidor X.509 para addons.mozilla.org firmado por una autoridad certificadora integrada arbitraria.\"}],\"metrics\":{\"cvssMetricV30\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"3.0\",\"vectorString\":\"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:N/A:N\",\"baseScore\":7.4,\"baseSeverity\":\"HIGH\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"NONE\",\"userInteraction\":\"REQUIRED\",\"scope\":\"CHANGED\",\"confidentialityImpact\":\"HIGH\",\"integrityImpact\":\"NONE\",\"availabilityImpact\":\"NONE\"},\"exploitabilityScore\":2.8,\"impactScore\":4.0}],\"cvssMetricV2\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"2.0\",\"vectorString\":\"AV:N/AC:M/Au:N/C:P/I:N/A:N\",\"baseScore\":4.3,\"accessVector\":\"NETWORK\",\"accessComplexity\":\"MEDIUM\",\"authentication\":\"NONE\",\"confidentialityImpact\":\"PARTIAL\",\"integrityImpact\":\"NONE\",\"availabilityImpact\":\"NONE\"},\"baseSeverity\":\"MEDIUM\",\"exploitabilityScore\":8.6,\"impactScore\":2.9,\"acInsufInfo\":false,\"obtainAllPrivilege\":false,\"obtainUserPrivilege\":false,\"obtainOtherPrivilege\":false,\"userInteractionRequired\":true}]},\"weaknesses\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-20\"}]}],\"configurations\":[{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:*\",\"versionEndIncluding\":\"48.0.2\",\"matchCriteriaId\":\"C56407AD-F303-4E6E-A64E-4AFA23BFB739\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:mozilla:firefox:45.0:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"5000794D-2129-49A0-A88D-84C7558B2AD7\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:mozilla:firefox:45.0.1:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"AB24CED1-AAEB-41E8-9C02-71E19EDC0086\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:mozilla:firefox:45.0.2:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"7F845C30-6A43-4BBE-85FA-E5698B5327DD\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:mozilla:firefox:45.1.1:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"1E084D09-97BE-43E1-94D1-05206E513B99\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:mozilla:firefox:45.2.0:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"915E92FE-8049-4EA5-95B8-F3EA25F78546\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:mozilla:firefox:45.3.0:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"CA9E7A47-5E77-4736-920A-93283E30DC7C\"}]}]}],\"references\":[{\"url\":\"http://rhn.redhat.com/errata/RHSA-2016-1912.html\",\"source\":\"security@mozilla.org\"},{\"url\":\"http://seclists.org/dailydave/2016/q3/51\",\"source\":\"security@mozilla.org\",\"tags\":[\"Third Party Advisory\"]},{\"url\":\"http://www.debian.org/security/2016/dsa-3674\",\"source\":\"security@mozilla.org\"},{\"url\":\"http://www.mozilla.org/security/announce/2016/mfsa2016-85.html\",\"source\":\"security@mozilla.org\",\"tags\":[\"Release Notes\"]},{\"url\":\"http://www.oracle.com/technetwork/topics/security/linuxbulletinoct2016-3090545.html\",\"source\":\"security@mozilla.org\"},{\"url\":\"http://www.securityfocus.com/bid/93049\",\"source\":\"security@mozilla.org\"},{\"url\":\"http://www.securitytracker.com/id/1036852\",\"source\":\"security@mozilla.org\"},{\"url\":\"https://blog.mozilla.org/security/2016/09/16/update-on-add-on-pinning-vulnerability/\",\"source\":\"security@mozilla.org\",\"tags\":[\"Third Party Advisory\",\"VDB Entry\"]},{\"url\":\"https://bugzilla.mozilla.org/show_bug.cgi?id=1303127\",\"source\":\"security@mozilla.org\",\"tags\":[\"Issue Tracking\",\"Third Party Advisory\",\"VDB Entry\"]},{\"url\":\"https://hackernoon.com/tor-browser-exposed-anti-privacy-implantation-at-mass-scale-bd68e9eb1e95\",\"source\":\"security@mozilla.org\",\"tags\":[\"Technical Description\"]},{\"url\":\"https://security.gentoo.org/glsa/201701-15\",\"source\":\"security@mozilla.org\"},{\"url\":\"https://www.mozilla.org/security/advisories/mfsa2016-86/\",\"source\":\"security@mozilla.org\"},{\"url\":\"https://www.mozilla.org/security/advisories/mfsa2016-88/\",\"source\":\"security@mozilla.org\"},{\"url\":\"http://rhn.redhat.com/errata/RHSA-2016-1912.html\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"http://seclists.org/dailydave/2016/q3/51\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Third Party Advisory\"]},{\"url\":\"http://www.debian.org/security/2016/dsa-3674\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"http://www.mozilla.org/security/announce/2016/mfsa2016-85.html\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Release Notes\"]},{\"url\":\"http://www.oracle.com/technetwork/topics/security/linuxbulletinoct2016-3090545.html\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"http://www.securityfocus.com/bid/93049\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"http://www.securitytracker.com/id/1036852\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"https://blog.mozilla.org/security/2016/09/16/update-on-add-on-pinning-vulnerability/\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Third Party Advisory\",\"VDB Entry\"]},{\"url\":\"https://bugzilla.mozilla.org/show_bug.cgi?id=1303127\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Issue Tracking\",\"Third Party Advisory\",\"VDB Entry\"]},{\"url\":\"https://hackernoon.com/tor-browser-exposed-anti-privacy-implantation-at-mass-scale-bd68e9eb1e95\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Technical Description\"]},{\"url\":\"https://security.gentoo.org/glsa/201701-15\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"https://www.mozilla.org/security/advisories/mfsa2016-86/\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"https://www.mozilla.org/security/advisories/mfsa2016-88/\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"}]}}",
    "redhat_vex": {
      "aggregate_severity": "Important",
      "current_release_date": "2025-11-21T14:29:56+00:00",
      "cve": "CVE-2016-5284",
      "id": "CVE-2016-5284",
      "initial_release_date": "2016-09-20T00:00:00+00:00",
      "product_status:fixed": "203",
      "product_status:known_not_affected": "5",
      "source": "Red Hat CSAF VEX",
      "status": "final",
      "title": "Mozilla: Add-on update site certificate pin expiration (MFSA 2016-85, MFSA 2016-86)",
      "url": "https://security.access.redhat.com/data/csaf/v2/vex/2016/cve-2016-5284.json",
      "version": "3"
    },
    "suse_vex": {
      "aggregate_severity": "important",
      "current_release_date": "2026-09-02T08:53:49Z",
      "cve": "CVE-2016-5284",
      "id": "CVE-2016-5284",
      "initial_release_date": "2023-02-15T05:01:05Z",
      "product_status:known_affected": "5",
      "product_status:recommended": "328",
      "source": "SUSE CSAF VEX",
      "status": "interim",
      "title": "SUSE CVE CVE-2016-5284",
      "url": "https://ftp.suse.com/pub/projects/security/csaf-vex/cve-2016-5284.json",
      "version": "22"
    }
  }
}



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Tags
Taxonomy of the tags.





Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

Author Source Type Date Other

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.


Detection rules are retrieved from Rulezet.