Vulnerability Description
aavmKer4.sys in avast! Home and Professional for Windows before 4.8.1356 does not properly validate input to IOCTLs (1) 0xb2d6000c and (2) 0xb2d60034, which allows local users to gain privileges via IOCTL requests using crafted kernel addresses that trigger memory corruption, a different vulnerability than CVE-2008-1625.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Avast | Avast Antivirus Home | <= 4.8.1351 |
| Avast | Avast Antivirus Professional | <= 4.8.1351 |
Related Weaknesses (CWE)
References
- http://secunia.com/advisories/36858Vendor Advisory
- http://www.avast.com/eng/avast-4-home_pro-revision-history.html
- http://www.ntinternals.org/ntiadv0904/ntiadv0904.htmlExploit
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3
- http://secunia.com/advisories/36858Vendor Advisory
- http://www.avast.com/eng/avast-4-home_pro-revision-history.html
- http://www.ntinternals.org/ntiadv0904/ntiadv0904.htmlExploit
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3
FAQ
What is CVE-2009-3523?
CVE-2009-3523 is a vulnerability with a CVSS score of 6.9 (MEDIUM). aavmKer4.sys in avast! Home and Professional for Windows before 4.8.1356 does not properly validate input to IOCTLs (1) 0xb2d6000c and (2) 0xb2d60034, which allows local users to gain privileges via I...
How severe is CVE-2009-3523?
CVE-2009-3523 has been rated MEDIUM with a CVSS base score of 6.9/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2009-3523?
Check the references section above for vendor advisories and patch information. Affected products include: Avast Avast Antivirus Home, Avast Avast Antivirus Professional.