Vulnerability Description
An unspecified parser-utility class in Mozilla Firefox 4.x through 13.0, Firefox ESR 10.x before 10.0.6, Thunderbird 5.0 through 13.0, Thunderbird ESR 10.x before 10.0.6, and SeaMonkey before 2.11 does not properly handle EMBED elements within description elements in RSS feeds, which allows remote attackers to conduct cross-site scripting (XSS) attacks via a feed.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Mozilla | Firefox | 4.0 |
| Mozilla | Thunderbird | 5.0 |
| Mozilla | Thunderbird Esr | 10.0 |
| Mozilla | Seamonkey | <= 2.10 |
Related Weaknesses (CWE)
References
- http://lists.opensuse.org/opensuse-security-announce/2012-07/msg00011.html
- http://lists.opensuse.org/opensuse-security-announce/2012-07/msg00012.html
- http://lists.opensuse.org/opensuse-security-announce/2012-07/msg00013.html
- http://lists.opensuse.org/opensuse-security-announce/2012-07/msg00016.html
- http://osvdb.org/84000
- http://rhn.redhat.com/errata/RHSA-2012-1088.html
- http://secunia.com/advisories/49965
- http://secunia.com/advisories/49968
- http://secunia.com/advisories/49972
- http://secunia.com/advisories/49977
- http://secunia.com/advisories/49979
- http://secunia.com/advisories/49992
- http://secunia.com/advisories/49993
- http://secunia.com/advisories/49994
- http://www.mozilla.org/security/announce/2012/mfsa2012-47.htmlVendor Advisory
FAQ
What is CVE-2012-1957?
CVE-2012-1957 is a vulnerability with a CVSS score of 4.3 (MEDIUM). An unspecified parser-utility class in Mozilla Firefox 4.x through 13.0, Firefox ESR 10.x before 10.0.6, Thunderbird 5.0 through 13.0, Thunderbird ESR 10.x before 10.0.6, and SeaMonkey before 2.11 doe...
How severe is CVE-2012-1957?
CVE-2012-1957 has been rated MEDIUM with a CVSS base score of 4.3/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2012-1957?
Check the references section above for vendor advisories and patch information. Affected products include: Mozilla Firefox, Mozilla Thunderbird, Mozilla Thunderbird Esr, Mozilla Seamonkey.