Vulnerability in Mozilla Firefox
CVE-2016-1949
Mozilla Firefox before 44.0.2 does not properly restrict the interaction between Service Workers and plugins, which allows remote attackers to bypass the Same Origin Policy via a crafted web site that triggers spoofed responses to requests that use NPAPI, as demonstrated by a request for a crossdomain.xml file.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 8.8 (High). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.015 (73.3th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 73rd percentile — 73.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.015 · newest: 0.015 · change: 0.000
Affected products
Weakness classification (CWE)
References
- www.securitytracker.com/id/1035007 (vdb-entry)
- www.mozilla.org/security/announce/2016/mfsa2016-13.html (Vendor Advisory)
- bugzilla.mozilla.org/show_bug.cgi
- lists.opensuse.org/opensuse-updates/2016-02/msg00142.html (vendor-advisory)
- www.ubuntu.com/usn/USN-2893-1 (vendor-advisory)
- security.gentoo.org/glsa/201605-06 (vendor-advisory)
- lists.opensuse.org/opensuse-updates/2016-02/msg00102.html (vendor-advisory)
Frequently asked questions
- What is CVE-2016-1949?
- CVE-2016-1949 is a high-severity vulnerability in Mozilla Firefox, classified under CWE-264. CVSS score: 8.8/10. Published 2016-02-13.
- How severe is CVE-2016-1949?
- High severity. CVSS v3 base score is 8.8 out of 10.