Vulnerability Description
Mozilla Firefox before 3.6 Beta 3 does not properly handle overlong UTF-8 encoding, which makes it easier for remote attackers to bypass cross-site scripting (XSS) protection mechanisms via a crafted string, a different vulnerability than CVE-2010-1210.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Mozilla | Firefox | <= 3.6 |
Related Weaknesses (CWE)
References
- http://hg.mozilla.org/releases/mozilla-1.9.2/rev/e42c563313a0
- http://sirdarckcat.blogspot.com/2009/10/couple-of-unicode-issues-on-php-and.htmlExploit
- https://bugzilla.mozilla.org/show_bug.cgi?id=511859Patch
- https://bugzilla.mozilla.org/show_bug.cgi?id=522634
- http://hg.mozilla.org/releases/mozilla-1.9.2/rev/e42c563313a0
- http://sirdarckcat.blogspot.com/2009/10/couple-of-unicode-issues-on-php-and.htmlExploit
- https://bugzilla.mozilla.org/show_bug.cgi?id=511859Patch
- https://bugzilla.mozilla.org/show_bug.cgi?id=522634
FAQ
What is CVE-2009-5017?
CVE-2009-5017 is a vulnerability with a CVSS score of 4.3 (MEDIUM). Mozilla Firefox before 3.6 Beta 3 does not properly handle overlong UTF-8 encoding, which makes it easier for remote attackers to bypass cross-site scripting (XSS) protection mechanisms via a crafted ...
How severe is CVE-2009-5017?
CVE-2009-5017 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-2009-5017?
Check the references section above for vendor advisories and patch information. Affected products include: Mozilla Firefox.