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CVE-2009-3523

Published: Oct 1, 2009Updated: Apr 23, 2026 Sources: CVE List NVDCWE-20
6.9MEDIUM
NVD MITRE
EPSS Score
0.8%
Top 48.8%
CISA KEV
Not in KEV
Exploits
1 Known
Remediation
Patch Available

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.

No summary for this CVE yet.

CVSS Vector Breakdown

AV:LAC:MAu:NC:CI:CA:C
Exploitability
AV:LAccess Vector
Local
AC:MAccess Complexity
Medium
Au:NAuthentication
None
Impact
C:CConfidentiality
Complete
I:CIntegrity
Complete
A:CAvailability
Complete
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Weaknesses

CWE-20

Affected Products

n/an/a
avast antivirus homeavast
On-premSecurity Product
Security Products / endpoint-av-edr
avast antivirus professionalavast
On-premSecurity Product
Security Products / endpoint-av-edr
avastcommercialCZSecurity Productsaka avast antivirus, avast free antivirus

Exploitability

1 exploit source identified

Exploit details including PoC links, Metasploit modules, and scanner templates are available after registration.

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Official Patch Available
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Attack Graph

Products CVE Techniques Tactics

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MITRE ATT&CK

1 technique
Initial Access
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References

http://www.ntinternals.org/ntiadv0904/ntiadv0904.html
ntinternals.org
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6024
oval.cisecurity.org
http://secunia.com/advisories/36858
secunia.com
and 1 more references View all →

Timeline

Published
Oct 1, 2009
Last Updated
Apr 23, 2026

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