Exploitation Summary
EIP tracks 1 public exploit for CVE-2016-3986. PoCs published by Google Security Research.
AI-analyzed exploit summary This exploit demonstrates a memory corruption vulnerability in Avast's authenticode parsing, leading to an access violation. The PoC involves a malformed PE file that triggers the issue during parsing.
Description
Avast allows remote attackers to cause a denial of service (memory corruption) and possibly execute arbitrary code via a crafted PE file, related to authenticode parsing.
Exploits (1)
exploitdb
WORKING POC
VERIFIED
by Google Security Research · textdoswindows
https://www.exploit-db.com/exploits/39530
This exploit demonstrates a memory corruption vulnerability in Avast's authenticode parsing, leading to an access violation. The PoC involves a malformed PE file that triggers the issue during parsing.
Classification
Working Poc 90%
Attack Type
Dos
Complexity
Moderate
Reliability
Reliable
Target:
Avast Antivirus (version not specified)
No auth needed
Prerequisites:
Ability to deliver a malformed PE file to the target system
MITRE ATT&CK
devstral-2 · analyzed Feb 16, 2026
Full analysis →
References (3)
Core 3
Core References
Issue Tracking x_refsource_misc
https://code.google.com/p/google-security-research/issues/detail?id=668
Exploit x_refsource_misc
http://packetstormsecurity.com/files/136090/Avast-Authenticode-Parsing-Memory-Corruption.html
Exploit exploit
x_refsource_exploit-db
https://www.exploit-db.com/exploits/39530/
Scores
CVSS v3
7.8
EPSS
0.0788
EPSS Percentile
94.0%
Attack Vector
LOCAL
CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Details
CWE
CWE-119
Status
published
Products (1)
avast/avast
Published
Apr 12, 2016
Tracked Since
Feb 18, 2026