2009-3523 | avast Antivirus Professional input validation (BID-36888 / 42261)
|CVSS Meta Temp Score
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|CTI Interest Score
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A vulnerability classified as critical has been found in avast Antivirus Professional up to 4.7.1042 (Anti-Malware Software). This affects an unknown function. The manipulation with an unknown input leads to a privilege escalation vulnerability. CWE is classifying the issue as CWE-20. This is going to have an impact on confidentiality, integrity, and availability.
The weakness was disclosed 10/01/2009 (Website). The advisory is shared at ntinternals.org. This vulnerability is uniquely identified as CVE-2009-3523 since 10/01/2009. An attack has to be approached locally. No form of authentication is needed for exploitation. Technical details are unknown but a public exploit is available.
Upgrading to version 4.7.1043 eliminates this vulnerability.
VulDB Meta Base Score: 9.3
VulDB Meta Temp Score: 8.4
NVD Base Score: 🔍
Class: Privilege escalation
0-Day Time: 🔍
Upgrade: Antivirus Professional 4.7.1043
09/24/2009 +0 days 🔍
10/01/2009 +6 days 🔍
10/01/2009 +0 days 🔍
10/01/2009 +0 days 🔍
11/03/2009 +33 days 🔍
03/18/2015 +1961 days 🔍
08/23/2021 +2350 days 🔍Advisory: ntinternals.org
Status: Not defined
Vulnerability Center: 23915 – Avast! Antivirus Prior to 4.8.1356 x27aavmKer4.sysx27 Driver Local Privilege Escalation Vulnerability, Medium
SecurityFocus: 36888 – Avast! Antivirus ‘aavmKer4.sys’ Driver Local Privilege Escalation Vulnerability
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