CVE-2016-9904

MEDIUM

Description

An attacker could use a JavaScript Map/Set timing attack to determine whether an atom is used by another compartment/zone in specific contexts. This could be used to leak information, such as usernames embedded in JavaScript code, across websites. This vulnerability affects Firefox < 50.1, Firefox ESR < 45.6, and Thunderbird < 45.6.

References

http://rhn.redhat.com/errata/RHSA-2016-2946.html

http://www.securityfocus.com/bid/94885

http://www.securitytracker.com/id/1037461

https://bugzilla.mozilla.org/show_bug.cgi?id=1317936

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

https://www.debian.org/security/2017/dsa-3757

https://www.mozilla.org/security/advisories/mfsa2016-94/

https://www.mozilla.org/security/advisories/mfsa2016-95/

https://www.mozilla.org/security/advisories/mfsa2016-96/

Details

Source: MITRE

Published: 2018-06-11

Updated: 2018-08-01

Type: CWE-200

Risk Information

CVSS v2.0

Base Score: 5

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

Impact Score: 2.9

Exploitability Score: 10

Severity: MEDIUM

CVSS v3.0

Base Score: 7.5

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

Impact Score: 3.6

Exploitability Score: 3.9

Severity: HIGH