Vulnerability Details : CVE-2015-2731
Use-after-free vulnerability in the CSPService::ShouldLoad function in the microtask implementation in Mozilla Firefox before 39.0, Firefox ESR 38.x before 38.1, and Thunderbird before 38.1 allows remote attackers to execute arbitrary code by leveraging client-side JavaScript that triggers removal of a DOM object on the basis of a Content Policy.
Vulnerability category: Memory CorruptionExecute code
Products affected by CVE-2015-2731
- cpe:2.3:o:oracle:solaris:11.3:*:*:*:*:*:*:*
- cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:*
- cpe:2.3:a:mozilla:firefox:31.0:*:*:*:*:*:*:*
- cpe:2.3:a:mozilla:firefox:31.1.0:*:*:*:*:*:*:*
- cpe:2.3:a:mozilla:firefox:38.0:*:*:*:*:*:*:*
- cpe:2.3:a:mozilla:firefox:31.1.1:*:*:*:*:*:*:*
- cpe:2.3:a:mozilla:firefox:31.3.0:*:*:*:*:*:*:*
- cpe:2.3:a:mozilla:firefox:31.5.2:*:*:*:*:*:*:*
- cpe:2.3:a:mozilla:firefox:31.5.3:*:*:*:*:*:*:*
- cpe:2.3:a:mozilla:firefox:31.5.1:*:*:*:*:*:*:*
- cpe:2.3:a:mozilla:thunderbird:*:*:*:*:*:*:*:*
- cpe:2.3:a:mozilla:firefox_esr:31.2:*:*:*:*:*:*:*
- cpe:2.3:a:mozilla:firefox_esr:31.5:*:*:*:*:*:*:*
- cpe:2.3:a:mozilla:firefox_esr:31.1:*:*:*:*:*:*:*
- cpe:2.3:a:mozilla:firefox_esr:31.3:*:*:*:*:*:*:*
- cpe:2.3:a:mozilla:firefox_esr:31.4:*:*:*:*:*:*:*
- cpe:2.3:a:mozilla:firefox_esr:31.6.0:*:*:*:*:*:*:*
- cpe:2.3:a:mozilla:firefox_esr:31.7.0:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2015-2731
3.54%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 91 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2015-2731
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
10.0
|
HIGH | AV:N/AC:L/Au:N/C:C/I:C/A:C |
10.0
|
10.0
|
NIST |
References for CVE-2015-2731
-
http://www.debian.org/security/2015/dsa-3300
Debian -- Security Information -- DSA-3300-1 iceweasel
-
http://rhn.redhat.com/errata/RHSA-2015-1207.html
RHSA-2015:1207 - Security Advisory - Red Hat Customer Portal
-
http://www.securitytracker.com/id/1032783
Mozilla Firefox Multiple Flaws Let Remote Users Execute Arbitrary Code, Obtain Potentially Sensitive Information, Bypass Security Restrictions, and Gain Elevated Privileges - SecurityTracker
-
https://security.gentoo.org/glsa/201512-10
Mozilla Products: Multiple vulnerabilities (GLSA 201512-10) — Gentoo security
-
http://www.securityfocus.com/bid/75541
Mozilla Firefox/Thunderbird Multiple Security Vulnerabilities
-
http://www.oracle.com/technetwork/topics/security/bulletinoct2015-2511968.html
Oracle Solaris Third Party Bulletin - October 2015Third Party Advisory
-
http://www.oracle.com/technetwork/topics/security/bulletinapr2016-2952098.html
Oracle Solaris Bulletin - April 2016Third Party Advisory
-
http://www.securitytracker.com/id/1032784
Mozilla Thunderbird Multiple Flaws Let Remote Users Execute Arbitrary Code, Obtain Potentially Sensitive Information, and Bypass Security Restrictions - SecurityTracker
-
http://www.ubuntu.com/usn/USN-2656-2
USN-2656-2: Firefox vulnerabilities | Ubuntu security notices
-
http://rhn.redhat.com/errata/RHSA-2015-1455.html
RHSA-2015:1455 - Security Advisory - Red Hat Customer Portal
-
http://www.mozilla.org/security/announce/2015/mfsa2015-63.html
Use-after-free in Content Policy due to microtask execution error — MozillaVendor Advisory
-
http://www.ubuntu.com/usn/USN-2656-1
USN-2656-1: Firefox vulnerabilities | Ubuntu security notices
-
https://bugzilla.mozilla.org/show_bug.cgi?id=1149891
1149891 - (CVE-2015-2731) crash in CSPService::ShouldLoad(unsigned int, nsIURI*, nsIURI*, nsISupports*, nsACString_internal const&, nsISupports*, nsIPrincipal*, short*) from userscriptIssue Tracking
-
http://lists.opensuse.org/opensuse-security-announce/2015-07/msg00025.html
[security-announce] openSUSE-SU-2015:1229-1: important: Security update
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