Vulnerability Details : CVE-2015-4516
Mozilla Firefox before 41.0 allows remote attackers to bypass certain ECMAScript 5 (aka ES5) API protection mechanisms and modify immutable properties, and consequently execute arbitrary JavaScript code with chrome privileges, via a crafted web page that does not use ES5 APIs.
Products affected by CVE-2015-4516
- cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2015-4516
1.10%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 83 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2015-4516
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
9.3
|
HIGH | AV:N/AC:M/Au:N/C:C/I:C/A:C |
8.6
|
10.0
|
NIST |
CWE ids for CVE-2015-4516
-
Assigned by: nvd@nist.gov (Primary)
References for CVE-2015-4516
-
http://www.securityfocus.com/bid/76815
Mozilla Firefox Multiple Security Vulnerabilities
-
http://lists.opensuse.org/opensuse-security-announce/2015-10/msg00000.html
[security-announce] openSUSE-SU-2015:1658-1: important: Security update
-
http://www.ubuntu.com/usn/USN-2743-3
USN-2743-3: Unity Integration for Firefox, Unity Websites Integration and Ubuntu Online Accounts extension update | Ubuntu security notices
-
http://www.oracle.com/technetwork/topics/security/bulletinapr2016-2952098.html
Oracle Solaris Bulletin - April 2016
-
https://bugzilla.mozilla.org/show_bug.cgi?id=904886
904886 - (CVE-2015-4516) All property definition must enforce ES5's invariants regarding configurability, writability, etc.
-
http://www.ubuntu.com/usn/USN-2743-1
USN-2743-1: Firefox vulnerabilities | Ubuntu security notices
-
http://lists.opensuse.org/opensuse-security-announce/2015-10/msg00005.html
[security-announce] openSUSE-SU-2015:1681-1: important: Security update
-
http://www.ubuntu.com/usn/USN-2743-2
USN-2743-2: Ubufox update | Ubuntu security notices
-
http://www.securitytracker.com/id/1033640
Mozilla Firefox Multiple Flaws Let Remote Users Execute Arbitrary Code, Obtain Potentially Sensitive Information, Bypass Security Restrictions, and Gain Elevated Privileges - SecurityTracker
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http://www.mozilla.org/security/announce/2015/mfsa2015-109.html
JavaScript immutable property enforcement can be bypassed — MozillaVendor Advisory
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http://www.ubuntu.com/usn/USN-2743-4
USN-2743-4: Firefox regression | Ubuntu security notices
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