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.
Vulnerability category: OverflowDenial of service
Exploit prediction scoring system (EPSS) score for CVE-2009-3522
Probability of exploitation activity in the next 30 days: 0.04%
Percentile, the proportion of vulnerabilities that are scored at or less: ~ 8 % EPSS Score History EPSS FAQ
CVSS scores for CVE-2009-3522
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source |
|---|---|---|---|---|---|
|
7.2
|
HIGH | AV:L/AC:L/Au:N/C:C/I:C/A:C |
3.9
|
10.0
|
NIST |
CWE ids for CVE-2009-3522
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The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer.Assigned by: nvd@nist.gov (Primary)
References for CVE-2009-3522
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https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6226
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https://exchange.xforce.ibmcloud.com/vulnerabilities/53456
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http://www.vupen.com/english/advisories/2009/2761
Vendor Advisory
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http://www.securityfocus.com/bid/36507
Exploit
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http://www.securityfocus.com/archive/1/506681/100/0/threaded
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https://www.evilfingers.com/advisory/Advisory/Avast_aswMon2.sys_kernel_memory_corruption_and_Local_Privilege_Escalation.php
Exploit
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http://www.securitytracker.com/id?1022940
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http://www.avast.com/eng/avast-4-home_pro-revision-history.html
Vendor Advisory
Products affected by CVE-2009-3522
- cpe:2.3:a:avast:avast_antivirus_home:4.8.1351:*:windows:*:*:*:*:*
- cpe:2.3:a:avast:avast_antivirus_professional:4.8.1351:*:windows:*:*:*:*:*