Published: 22/09/2016 Updated: 30/10/2018

CVSS v2 Base Score: 4.3 | Impact Score: 2.9 | Exploitability Score: 8.6

CVSS v3 Base Score: 7.4 | Impact Score: 4 | Exploitability Score: 2.8

VMScore: 383

Vector: AV:N/AC:M/Au:N/C:P/I:N/A:N

Mozilla Firefox prior to 49.0, Firefox ESR 45.x prior to 45.4, and Thunderbird < 45.4 rely on unintended expiration dates for Preloaded Public Key Pinning, which allows man-in-the-middle malicious users 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.

Vulnerable Product	Search on Vulmon	Subscribe to Product
mozilla firefox esr 45.0.1
mozilla firefox 45.0.2
mozilla firefox esr 45.1.1
mozilla firefox esr 45.2.0
mozilla firefox esr 45.3.0
mozilla firefox esr 45.0
mozilla firefox

Synopsis Critical: firefox security update Type/Severity Security Advisory: Critical Topic An update for firefox is now available for Red Hat Enterprise Linux 5, Red Hat Enterprise Linux 6, and Red Hat Enterprise Linux 7Red Hat Product Security has rated this update as having a security impact of Critical ...

Firefox could be made to crash or run programs as your login if it opened a malicious website ...

Several security issues were fixed in Thunderbird ...

Multiple security issues have been found in the Mozilla Firefox web browser: Multiple memory safety errors, buffer overflows and other implementation errors may lead to the execution of arbitrary code or information disclosure For the stable distribution (jessie), these problems have been fixed in version 4540esr-1~deb8u2 For the unstable distr ...

Mozilla Firefox before 490, Firefox ESR 45x before 454, and Thunderbird < 454 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 X509 server certificate for addonsmozillaorg signed by an arbitrary built-in Certification Autho ...

Due to flaws in the process used to update "Preloaded Public Key Pinning", the pinning for add-on updates became ineffective in early September An attacker who was able to get a mis-issued certificate for a Mozilla web site could send malicious add-on updates to users on networks controlled by the attacker Users who have not installed any add-ons ...

Mozilla Foundation Security Advisory 2016-85 Security vulnerabilities fixed in Firefox 49 Announced September 20, 2016 Impact critical Products Firefox Fixed in Firefox 49 ...

Mozilla Foundation Security Advisory 2016-88 Security vulnerabilities fixed in Thunderbird 454 Announced October 3, 2016 Impact critical Products Thunderbird Fixed in Thunderbird 454 ...

Mozilla Foundation Security Advisory 2016-86 Security vulnerabilities fixed in Firefox ESR 454 Announced September 20, 2016 Impact critical Products Firefox ESR Fixed in Firefox ESR 454 ...

Client library for the CIRCL CVE Search

cve-search Rust library for searching database of security vulnerabilities The library uses the web service provided by CIRCL Usage Available on cratesio Add this to your Cargotoml [dependencies] cvesearch = "01" Example extern crate cvesearch; use cvesearch::CVESearch; fn main() { let cve = CVESearch::new(); // Al

CWE-20 https://hackernoon.com/tor-browser-exposed-anti-privacy-implantation-at-mass-scale-bd68e9eb1e95 https://bugzilla.mozilla.org/show_bug.cgi?id=1303127 http://www.mozilla.org/security/announce/2016/mfsa2016-85.html http://seclists.org/dailydave/2016/q3/51 https://blog.mozilla.org/security/2016/09/16/update-on-add-on-pinning-vulnerability/http://www.oracle.com/technetwork/topics/security/linuxbulletinoct2016-3090545.html http://www.securityfocus.com/bid/93049 http://www.debian.org/security/2016/dsa-3674 https://security.gentoo.org/glsa/201701-15 http://www.securitytracker.com/id/1036852 http://rhn.redhat.com/errata/RHSA-2016-1912.html https://www.mozilla.org/security/advisories/mfsa2016-88/https://www.mozilla.org/security/advisories/mfsa2016-86/https://access.redhat.com/errata/RHSA-2016:1912 https://nvd.nist.gov https://usn.ubuntu.com/3076-1/

CVE-2016-5284

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