VulnerabilityModified
CVE-2016-5293
When the Mozilla Updater is run, if the Updater's log file in the working directory points to a hardlink, data can be appended to an arbitrary local file.
MEDIUM 5.5EPSS 0.34%
Does this matter?
Lower severity and a low EPSS score (0.34%). Track it; it rarely justifies an emergency change on its own.
Description
When the Mozilla Updater is run, if the Updater's log file in the working directory points to a hardlink, data can be appended to an arbitrary local file. This vulnerability requires local system access. Note: this issue only affects Windows operating systems. This vulnerability affects Firefox ESR < 45.5 and Firefox < 50.
- CVSS 3.0
- 5.5 MEDIUMCVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N
- EPSS
- 0.34% probability · 27th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-20
- Affected
- mozilla/firefox · debian/debian linux
- Source
- security@mozilla.org
References
- http://www.securityfocus.com/bid/94336Third Party Advisory, VDB Entry
- http://www.securitytracker.com/id/1037298Third Party Advisory, VDB Entry
- https://bugzilla.mozilla.org/show_bug.cgi?id=1246945Issue Tracking
- https://security.gentoo.org/glsa/201701-15Third Party Advisory
- https://www.mozilla.org/security/advisories/mfsa2016-89/Vendor Advisory
- https://www.mozilla.org/security/advisories/mfsa2016-90/Vendor Advisory
- http://www.securityfocus.com/bid/94336Third Party Advisory, VDB Entry
- http://www.securitytracker.com/id/1037298Third Party Advisory, VDB Entry
- https://bugzilla.mozilla.org/show_bug.cgi?id=1246945Issue Tracking
- https://security.gentoo.org/glsa/201701-15Third Party Advisory
- https://www.mozilla.org/security/advisories/mfsa2016-89/Vendor Advisory
- https://www.mozilla.org/security/advisories/mfsa2016-90/Vendor Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.