Vulnerability Details : CVE-2015-4522
The nsUnicodeToUTF8::GetMaxLength function in Mozilla Firefox before 41.0 and Firefox ESR 38.x before 38.3 might allow remote attackers to cause a denial of service (memory corruption and application crash) or possibly have unspecified other impact via unknown vectors, related to an "overflow."
Vulnerability category: OverflowMemory CorruptionDenial of service
Exploit prediction scoring system (EPSS) score for CVE-2015-4522
Probability of exploitation activity in the next 30 days: 6.58%
Percentile, the proportion of vulnerabilities that are scored at or less: ~ 93 % EPSS Score History EPSS FAQ
CVSS scores for CVE-2015-4522
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Source |
|---|---|---|---|---|---|
|
7.5
|
HIGH | AV:N/AC:L/Au:N/C:P/I:P/A:P |
10.0
|
6.4
|
[email protected] |
CWE ids for CVE-2015-4522
-
The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer.Assigned by: [email protected] (Primary)
References for CVE-2015-4522
- http://lists.opensuse.org/opensuse-security-announce/2015-10/msg00003.html
- http://lists.opensuse.org/opensuse-security-announce/2015-10/msg00000.html
- http://www.ubuntu.com/usn/USN-2743-3
- http://www.debian.org/security/2015/dsa-3365
- http://lists.opensuse.org/opensuse-security-announce/2015-10/msg00007.html
- http://www.oracle.com/technetwork/topics/security/bulletinapr2016-2952098.html
- http://rhn.redhat.com/errata/RHSA-2015-1852.html
- http://rhn.redhat.com/errata/RHSA-2015-1834.html
- http://www.oracle.com/technetwork/topics/security/linuxbulletinoct2015-2719645.html
- http://www.ubuntu.com/usn/USN-2754-1
- http://www.ubuntu.com/usn/USN-2743-1
- http://www.securityfocus.com/bid/76816
- http://lists.opensuse.org/opensuse-security-announce/2015-11/msg00025.html
- http://lists.opensuse.org/opensuse-security-announce/2015-10/msg00004.html
- http://lists.opensuse.org/opensuse-security-announce/2015-10/msg00005.html
- http://www.ubuntu.com/usn/USN-2743-2
- http://www.securitytracker.com/id/1033640
-
http://www.mozilla.org/security/announce/2015/mfsa2015-112.html
Vendor Advisory
-
https://bugzilla.mozilla.org/show_bug.cgi?id=1170794
- http://www.ubuntu.com/usn/USN-2743-4
Products affected by CVE-2015-4522
- cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:*
- cpe:2.3:a:mozilla:firefox_esr:38.0:*:*:*:*:*:*:*
- cpe:2.3:a:mozilla:firefox_esr:38.0.1:*:*:*:*:*:*:*
- cpe:2.3:a:mozilla:firefox_esr:38.0.5:*:*:*:*:*:*:*
- cpe:2.3:a:mozilla:firefox_esr:38.1.0:*:*:*:*:*:*:*
- cpe:2.3:a:mozilla:firefox_esr:38.1.1:*:*:*:*:*:*:*
- cpe:2.3:a:mozilla:firefox_esr:38.2.0:*:*:*:*:*:*:*
- cpe:2.3:a:mozilla:firefox_esr:38.2.1:*:*:*:*:*:*:*