CVE-2016-2832

Severity: medium (CVSS 4.3 v3.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 1.5% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2016-06-13 · updated 2026-06-17
Weakness: CWE-200

Description

Mozilla Firefox before 47.0 allows remote attackers to discover the list of disabled plugins via a fingerprinting attack involving Cascading Style Sheets (CSS) pseudo-classes.

Affected products

Canonical Ubuntu Linux: 12.04, 14.04, 15.10, 16.04
Mozilla Firefox: through 46.0.1
openSUSE Leap: 42.1
Opensuse: 13.1, 13.2

References

http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00014.html
http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00016.html
http://www.mozilla.org/security/announce/2016/mfsa2016-59.html
http://www.securitytracker.com/id/1036057
http://www.ubuntu.com/usn/USN-2993-1
https://bugzilla.mozilla.org/show_bug.cgi?id=1025267
http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00014.html
http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00016.html
http://www.mozilla.org/security/announce/2016/mfsa2016-59.html
http://www.securitytracker.com/id/1036057
http://www.ubuntu.com/usn/USN-2993-1
https://bugzilla.mozilla.org/show_bug.cgi?id=1025267

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