CVE-2015-2733

critical

Description

Use-after-free vulnerability in the CanonicalizeXPCOMParticipant function in Mozilla Firefox before 39.0 and Firefox ESR 31.x before 31.8 and 38.x before 38.1 allows remote attackers to execute arbitrary code via vectors involving attachment of an XMLHttpRequest object to a dedicated worker.

References

Advisories
More

http://www.oracle.com/technetwork/topics/security/bulletinoct2015-2511968.html

http://www.oracle.com/technetwork/topics/security/bulletinapr2016-2952098.html

http://lists.opensuse.org/opensuse-security-announce/2015-07/msg00034.html

http://lists.opensuse.org/opensuse-security-announce/2015-07/msg00033.html

https://security.gentoo.org/glsa/201512-10

https://bugzilla.mozilla.org/show_bug.cgi?id=1169867

http://www.ubuntu.com/usn/USN-2656-2

http://www.ubuntu.com/usn/USN-2656-1

http://www.securitytracker.com/id/1032784

http://www.securitytracker.com/id/1032783

http://www.securityfocus.com/bid/75541

http://www.mozilla.org/security/announce/2015/mfsa2015-65.html

http://rhn.redhat.com/errata/RHSA-2015-1207.html

http://lists.opensuse.org/opensuse-security-announce/2015-08/msg00021.html

http://lists.opensuse.org/opensuse-security-announce/2015-07/msg00031.html

http://lists.opensuse.org/opensuse-security-announce/2015-07/msg00025.html

Details

Source: Mitre, NVD

Published: 2015-07-06

Updated: 2025-04-12

Risk Information

CVSS v2

Base Score: 10

Vector: CVSS2#AV:N/AC:L/Au:N/C:C/I:C/A:C

Severity: Critical

CVSS v3

Base Score: 9.8

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

Severity: Critical

EPSS

EPSS: 0.02982