Vulnerability Description
DNSAPI.dll in the DNS client in Microsoft Windows XP SP2 and SP3, Windows Server 2003 SP2, Windows Vista SP1 and SP2, Windows Server 2008 Gold, SP2, R2, and R2 SP1, and Windows 7 Gold and SP1 does not properly process DNS queries, which allows remote attackers to execute arbitrary code via (1) a crafted LLMNR broadcast query or (2) a crafted application, aka "DNS Query Vulnerability."
CVSS Score
CRITICAL
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Microsoft | Windows 2003 Server | All versions |
| Microsoft | Windows 7 | - |
| Microsoft | Windows Server 2003 | All versions |
| Microsoft | Windows Server 2008 | All versions |
| Microsoft | Windows Vista | All versions |
| Microsoft | Windows Xp | All versions |
Related Weaknesses (CWE)
References
- http://osvdb.org/71780
- http://secunia.com/advisories/44161
- http://www.securityfocus.com/bid/47242
- http://www.securitytracker.com/id?1025332
- http://www.us-cert.gov/cas/techalerts/TA11-102A.htmlUS Government Resource
- http://www.vupen.com/english/advisories/2011/0948
- https://docs.microsoft.com/en-us/security-updates/securitybulletins/2011/ms11-03
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3
- http://osvdb.org/71780
- http://secunia.com/advisories/44161
- http://www.securityfocus.com/bid/47242
- http://www.securitytracker.com/id?1025332
- http://www.us-cert.gov/cas/techalerts/TA11-102A.htmlUS Government Resource
- http://www.vupen.com/english/advisories/2011/0948
- https://docs.microsoft.com/en-us/security-updates/securitybulletins/2011/ms11-03
FAQ
What is CVE-2011-0657?
CVE-2011-0657 is a vulnerability with a CVSS score of 9.8 (CRITICAL). DNSAPI.dll in the DNS client in Microsoft Windows XP SP2 and SP3, Windows Server 2003 SP2, Windows Vista SP1 and SP2, Windows Server 2008 Gold, SP2, R2, and R2 SP1, and Windows 7 Gold and SP1 does not...
How severe is CVE-2011-0657?
CVE-2011-0657 has been rated CRITICAL with a CVSS base score of 9.8/10. This is considered a critical vulnerability requiring immediate attention.
Is there a patch for CVE-2011-0657?
Check the references section above for vendor advisories and patch information. Affected products include: Microsoft Windows 2003 Server, Microsoft Windows 7, Microsoft Windows Server 2003, Microsoft Windows Server 2008, Microsoft Windows Vista.