CVE-2017-6420

The wwunpack function in libclamav/wwunpack.c in ClamAV 0.99.2 allows remote attackers to cause a denial of service (use-after-free) via a crafted PE file with WWPack compression.

Score

CVSS 3.0 5.5 Medium

Status

Modified - cve@mitre.org

Published

2017-08-07

Last modified

2024-08-05

Weaknesses

CWE-416

Affected products

• Clamav (Clamav)

References

• https://bugzilla.clamav.net/show_bug.cgi?id=11798
• https://github.com/varsleak/varsleak-vul/blob/master/clamav-vul/use-after-free/clamav-use-after-free-pe.md
• https://github.com/vrtadmin/clamav-devel/commit/dfc00cd3301a42b571454b51a6102eecf58407bc
• https://security.gentoo.org/glsa/201804-16