Vulnerability Description
Buffer overflow in the International Domain Name (IDN) support in Mozilla Firefox 1.0.6 and earlier, and Netscape 8.0.3.3 and 7.2, allows remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via a hostname with all "soft" hyphens (character 0xAD), which is not properly handled by the NormalizeIDN call in nsStandardURL::BuildNormalizedSpec.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Mozilla | Firefox | 1.0 |
References
- http://archives.neohapsis.com/archives/fulldisclosure/2005-09/0316.html
- http://marc.info/?l=full-disclosure&m=112624614008387&w=2
- http://secunia.com/advisories/16764
- http://secunia.com/advisories/16766
- http://secunia.com/advisories/16767
- http://secunia.com/advisories/17042
- http://secunia.com/advisories/17090
- http://secunia.com/advisories/17263
- http://secunia.com/advisories/17284
- http://securityreason.com/securityalert/83
- http://securitytracker.com/id?1014877
- http://www.ciac.org/ciac/bulletins/p-303.shtml
- http://www.debian.org/security/2005/dsa-837
- http://www.debian.org/security/2005/dsa-866
- http://www.debian.org/security/2005/dsa-868
FAQ
What is CVE-2005-2871?
CVE-2005-2871 is a vulnerability with a CVSS score of 7.5 (HIGH). Buffer overflow in the International Domain Name (IDN) support in Mozilla Firefox 1.0.6 and earlier, and Netscape 8.0.3.3 and 7.2, allows remote attackers to cause a denial of service (crash) and poss...
How severe is CVE-2005-2871?
CVE-2005-2871 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2005-2871?
Check the references section above for vendor advisories and patch information. Affected products include: Mozilla Firefox.