CVE-2016-5293

LOW

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.

References

http://www.securityfocus.com/bid/94336

http://www.securitytracker.com/id/1037298

https://bugzilla.mozilla.org/show_bug.cgi?id=1246945

https://security.gentoo.org/glsa/201701-15

https://www.mozilla.org/security/advisories/mfsa2016-89/

https://www.mozilla.org/security/advisories/mfsa2016-90/

Details

Source: MITRE

Published: 2018-06-11

Updated: 2018-07-30

Type: CWE-20

Risk Information

CVSS v2.0

Base Score: 2.1

Vector: AV:L/AC:L/Au:N/C:N/I:P/A:N

Impact Score: 2.9

Exploitability Score: 3.9

Severity: LOW

CVSS v3.0

Base Score: 5.5

Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N

Impact Score: 3.6

Exploitability Score: 1.8

Severity: MEDIUM