Vulnerability in Mozilla Firefox
CVE-2018-5107
The printing process can bypass local access protections to read files available through symlinks, bypassing local file restrictions. The printing process requires files in a specific format so arbitrary data cannot be read but it is possible that some local file information could be exposed. This vulnerability affects Firefox < 58.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N.
EPSS exploit prediction
EPSS: 0.018 (77.3th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 77th percentile — 77.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.018 · newest: 0.018 · change: 0.000
Affected products
- Mozilla Firefox — versions unspecified
- Canonical Ubuntu Linux — versions 14.04, 16.04, 17.10
Weakness classification (CWE)
References
- www.securitytracker.com/id/1040270 (VDB Entry, Third Party Advisory, vdb-entry)
- usn.ubuntu.com/3544-1/ (vendor-advisory, Third Party Advisory)
- www.securityfocus.com/bid/102786 (VDB Entry, Third Party Advisory, vdb-entry)
- bugzilla.mozilla.org/show_bug.cgi (Permissions Required, Issue Tracking)
- www.mozilla.org/security/advisories/mfsa2018-02/ (Vendor Advisory)
Frequently asked questions
- What is CVE-2018-5107?
- CVE-2018-5107 is a medium-severity vulnerability in Mozilla Firefox, classified under Improper Link Resolution Before File Access. CVSS score: 5.3/10. Published 2018-06-11.
- How severe is CVE-2018-5107?
- Medium severity. CVSS v3 base score is 5.3 out of 10.