01 Record
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
UnratedPUBLISHEDCNA: mitre
CNA base scoreUnratedNo CNA CVSS vector
02 Description
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
03 Exploitation and scoring
- Exploitation
- Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
- SSVC decision
- Not assessed by CISA
- EPSS probability
- 0.94% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 60.7% of scored records. A rank, not a probability.
- NVD base score
- The NVD has published no score for this record
- NVD CVSS vector
- No NVD score to derive
- NVD analysis status
- Modified. NVD last modified this record on 2026-06-16.
- Red Hat severity
- No Red Hat rating. Red Hat rates the CVEs that affect its products.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
04 Metadata
- Published
- 2009-10-01 16:00Z17 YR AGO
- Last updated
- 2024-08-07 06:31Z2 YR AGO
- Reserved
- 2009-10-01
- Assigning CNA
- mitre
- Record state
- PUBLISHED
- Severity
- Not rated by the issuing CNA
- CNA CVSS vector
- Not published by the issuing CNA
- Weaknesses
- CWE-119Improper Restriction of Operations within the Bounds of a Memory BufferClass
- Data version
- 5.1
- Document digest
- 0294f92822dda41eccc89592f1d2306625e09fa9074117c6e97330434fd62358
05 Affected products
VendorProductVersionsPlatforms
06 References
- www.securityfocus.com36507http://www.securityfocus.com/bid/36507
- www.securitytracker.com1022940http://www.securitytracker.com/id?1022940
- www.securityfocus.com20090923 Avast aswMon2.sys kernel memory corruption and Local Privilege Escalation.http://www.securityfocus.com/archive/1/506681/100/0/threaded
- secunia.com36858http://secunia.com/advisories/36858
- exchange.xforce.ibmcloud.comavast-aswmon2-bo(53456)https://exchange.xforce.ibmcloud.com/vulnerabilities/53456
- oval.cisecurity.orgoval:org.mitre.oval:def:6226https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6226
- www.evilfingers.comhttps://www.evilfingers.com/advisory/Advisory/Avast_aswMon2.sys_kernel_memory_corruption_and_Local_Privilege_Escalation.php
- www.vupen.comADV-2009-2761http://www.vupen.com/english/advisories/2009/2761
- www.avast.comhttp://www.avast.com/eng/avast-4-home_pro-revision-history.html
- osvdb.org58402http://osvdb.org/58402