Vulnerability Monitor

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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.

Published

2009-10-01T17:00:00.250

Last Modified

2025-04-09T00:30:58.490

Status

Deferred

Source

[email protected]

Severity

CVSSv2: 7.2 (HIGH)

CVSSv2 Vector

AV:L/AC:L/Au:N/C:C/I:C/A:C

Access Vector: LOCAL
Access Complexity: LOW
Authentication: NONE
Confidentiality Impact: COMPLETE
Integrity Impact: COMPLETE
Availability Impact: COMPLETE

Exploitability Score

3.9

Impact Score

10.0

Weaknesses

Type: Primary
CWE-119

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Application	avast	avast_antivirus_home	4.8.1351	Yes
Application	avast	avast_antivirus_professional	4.8.1351	Yes

References

http://osvdb.org/58402 ([email protected])
http://secunia.com/advisories/36858 Vendor Advisory ([email protected])
http://www.avast.com/eng/avast-4-home_pro-revision-history.html Vendor Advisory ([email protected])
http://www.securityfocus.com/archive/1/506681/100/0/threaded ([email protected])
http://www.securityfocus.com/bid/36507 Exploit ([email protected])
http://www.securitytracker.com/id?1022940 ([email protected])
http://www.vupen.com/english/advisories/2009/2761 Vendor Advisory ([email protected])
https://exchange.xforce.ibmcloud.com/vulnerabilities/53456 ([email protected])
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6226 ([email protected])
https://www.evilfingers.com/advisory/Advisory/Avast_aswMon2.sys_kernel_memory_corruption_and_Local_Privilege_Escalation.php Exploit ([email protected])
http://osvdb.org/58402 (af854a3a-2127-422b-91ae-364da2661108)
http://secunia.com/advisories/36858 Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://www.avast.com/eng/avast-4-home_pro-revision-history.html Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://www.securityfocus.com/archive/1/506681/100/0/threaded (af854a3a-2127-422b-91ae-364da2661108)
http://www.securityfocus.com/bid/36507 Exploit (af854a3a-2127-422b-91ae-364da2661108)
http://www.securitytracker.com/id?1022940 (af854a3a-2127-422b-91ae-364da2661108)
http://www.vupen.com/english/advisories/2009/2761 Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://exchange.xforce.ibmcloud.com/vulnerabilities/53456 (af854a3a-2127-422b-91ae-364da2661108)
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6226 (af854a3a-2127-422b-91ae-364da2661108)
https://www.evilfingers.com/advisory/Advisory/Avast_aswMon2.sys_kernel_memory_corruption_and_Local_Privilege_Escalation.php Exploit (af854a3a-2127-422b-91ae-364da2661108)