High severity7.8NVD Advisory· Published Apr 13, 2016· Updated May 6, 2026

CVE-2015-8620

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.

Affected products

Avast\!/Free Antivirus
cpe:2.3:a:avast:avast_free_antivirus:*:*:*:*:*:*:*:*
Range: <=11.1.2245
Avast\!/Premier
cpe:2.3:a:avast:avast_premier:*:*:*:*:*:*:*:*
Range: <=11.1.2245
Avast\!/Pro Antivirus
cpe:2.3:a:avast:avast_pro_antivirus:*:*:*:*:*:*:*:*
Range: <=11.1.2245
Avast\!/Internet Security
cpe:2.3:a:avast:avast_internet_security:*:*:*:*:*:*:*:*
Range: <=11.1.2245

Patches

No patches discovered yet.

Vulnerability mechanics

AI mechanics synthesis has not run for this CVE yet.

References

packetstormsecurity.com/files/135859/Avast-11.1.2245-Heap-Overflow.htmlnvdExploitThird Party AdvisoryVDB Entry
seclists.org/fulldisclosure/2016/Feb/94nvdExploitMailing ListThird Party Advisory
www.nettitude.co.uk/exploiting-a-kernel-paged-pool-buffer-overflow-in-avast-virtualization-driver/nvdExploit
www.securitytracker.com/id/1035093nvdThird Party AdvisoryVDB Entry

News mentions

No linked articles in our index yet.

cvss	0.507
epss	0.000
exploit	0.000
kev	0.000
patch	0.000
ransomware	0.000