Vulnerability in Mozilla Firefox
CVE-2016-5253
The Updater in Mozilla Firefox before 48.0 on Windows allows local users to write to arbitrary files via vectors involving the callback application-path parameter and a hard link.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 4.7 (Medium). Vector: CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:H/A:N.
EPSS exploit prediction
EPSS: 0.002 (14.2th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 14th percentile — 14.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.002 · newest: 0.002 · change: 0.000
Affected products
Weakness classification (CWE)
References
- www.mozilla.org/security/announce/2016/mfsa2016-69.html (Vendor Advisory)
- www.securitytracker.com/id/1036508 (vdb-entry)
- www.securityfocus.com/bid/92260 (vdb-entry)
- security.gentoo.org/glsa/201701-15 (vendor-advisory)
- bugzilla.mozilla.org/show_bug.cgi (Permissions Required, Issue Tracking)
Frequently asked questions
- What is CVE-2016-5253?
- CVE-2016-5253 is a medium-severity vulnerability in Mozilla Firefox, classified under CWE-264. CVSS score: 4.7/10. Published 2016-08-05.
- How severe is CVE-2016-5253?
- Medium severity. CVSS v3 base score is 4.7 out of 10.