Description
Heap-based buffer overflow in the Avast virtualization driver (aswSnx.sys) in Avast Internet Security, Pro Antivirus, Premier, and Free Antivirus before 11.1.2253 allows local users to gain privileges via a Unicode file path in an IOCTL request.
Metrics
CVSS 3.1 7.8/10
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:HWeakness enumeration
Affected software
| Vendor | Product | Versions |
|---|---|---|
| n/a | n/a | n/a |
References
- http://packetstormsecurity.com/files/135859/Avast-11.1.2245-Heap-Overflow.htmlExploit, Third Party Advisory, VDB Entry
- http://seclists.org/fulldisclosure/2016/Feb/94Exploit, Mailing List, Third Party Advisory
- http://www.securitytracker.com/id/1035093Third Party Advisory, VDB Entry
- https://www.nettitude.co.uk/exploiting-a-kernel-paged-pool-buffer-overflow-in-avast-virtualization-driver/Exploit
- http://packetstormsecurity.com/files/135859/Avast-11.1.2245-Heap-Overflow.htmlExploit, Third Party Advisory, VDB Entry
- http://seclists.org/fulldisclosure/2016/Feb/94Exploit, Mailing List, Third Party Advisory
- http://www.securitytracker.com/id/1035093Third Party Advisory, VDB Entry
- https://www.nettitude.co.uk/exploiting-a-kernel-paged-pool-buffer-overflow-in-avast-virtualization-driver/Exploit
Timeline
- Published
- Apr 13, 2016
- Last modified
- Jun 17, 2026
- NVD status
- Modified