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Vulnerability Details : CVE-2009-3522

Stack-based buffer overflow in aswMon2.sys in avast! Home and Professional for Windows 4.8.1351, and possibly other versions before 4.8.1356, allows local users to cause a denial of service (system crash) and possibly gain privileges via a crafted IOCTL request to IOCTL 0xb2c80018.
Publish Date : 2009-10-01 Last Update Date : 2018-10-10
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- CVSS Scores & Vulnerability Types

CVSS Score
Confidentiality Impact Complete (There is total information disclosure, resulting in all system files being revealed.)
Integrity Impact Complete (There is a total compromise of system integrity. There is a complete loss of system protection, resulting in the entire system being compromised.)
Availability Impact Complete (There is a total shutdown of the affected resource. The attacker can render the resource completely unavailable.)
Access Complexity Low (Specialized access conditions or extenuating circumstances do not exist. Very little knowledge or skill is required to exploit. )
Authentication Not required (Authentication is not required to exploit the vulnerability.)
Gained Access None
Vulnerability Type(s) Denial Of ServiceOverflowGain privileges
CWE ID 119

- Related OVAL Definitions

Title Definition Id Class Family
Avast! Home and Professional 'aswMon2.sys' Stack-based Buffer Overflow Vulnerability oval:org.mitre.oval:def:6226 windows
OVAL (Open Vulnerability and Assessment Language) definitions define exactly what should be done to verify a vulnerability or a missing patch. Check out the OVAL definitions if you want to learn what you should do to verify a vulnerability.

- Products Affected By CVE-2009-3522

# Product Type Vendor Product Version Update Edition Language
1 Application Avast Avast Antivirus Home 4.8.1351 * Windows * Version Details Vulnerabilities
2 Application Avast Avast Antivirus Professional 4.8.1351 * Windows * Version Details Vulnerabilities

- Number Of Affected Versions By Product

Vendor Product Vulnerable Versions
Avast Avast Antivirus Home 1
Avast Avast Antivirus Professional 1

- References For CVE-2009-3522
OSVDB 58402
BID 36507 Avast! Antivirus 'aswMon2.sys' Driver Local Privilege Escalation Vulnerability Release Date:2009-10-05
XF avast-aswmon2-bo(53456)
VUPEN ADV-2009-2761
OVAL oval:org.mitre.oval:def:6226
BUGTRAQ 20090923 Avast aswMon2.sys kernel memory corruption and Local Privilege Escalation.

- Metasploit Modules Related To CVE-2009-3522

There are not any metasploit modules related to this CVE entry (Please visit for more information)

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