Vulnerability in Mozilla Firefox
CVE-2015-2741
Mozilla Firefox before 39.0, Firefox ESR 38.x before 38.1, and Thunderbird before 38.1 do not enforce key pinning upon encountering an X.509 certificate problem that generates a user dialog, which allows user-assisted man-in-the-middle attackers to bypass intended access restrictions by triggering a (1) expired certificate or (2) mismatched hostname for a domain with pinning enabled.
Vulnerability class: POODLE (CVE-2014-3566)
Published · last modified .
CVSS v2 metric
CVSS v2 base score 4.3 (Medium). Vector: AV:N/AC:M/Au:N/C:N/I:P/A:N. This CVE predates CVSS v3 and has no v3 score from NVD.
EPSS exploit prediction
EPSS: 0.013 (69.5th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 70th percentile — 69.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.013 · newest: 0.013 · change: 0.000
Affected products
- Mozilla Firefox — versions 31.0, 31.1.0, 31.1.1
- Mozilla Firefox Esr — versions 31.1, 31.2, 31.3
- Oracle Solaris — versions 11.3
Weakness classification (CWE)
References
- lists.opensuse.org/opensuse-security-announce/2015-07/msg00025.html (vendor-advisory)
- rhn.redhat.com/errata/RHSA-2015-1455.html (vendor-advisory)
- www.mozilla.org/security/announce/2015/mfsa2015-67.html (Vendor Advisory)
- security.gentoo.org/glsa/201512-10 (vendor-advisory)
- www.securityfocus.com/bid/75541 (vdb-entry)
- www.oracle.com/technetwork/topics/security/bulletinapr2016-2952098.html (Third Party Advisory)
- bugzilla.mozilla.org/show_bug.cgi (Issue Tracking, Vendor Advisory)
- www.securitytracker.com/id/1032784 (vdb-entry)
- rhn.redhat.com/errata/RHSA-2015-1207.html (vendor-advisory)
- www.ubuntu.com/usn/USN-2656-1 (vendor-advisory)