CVEvulnerability
CVE-2017-6420
5.5 MEDIUM
Official page ↗
- Status
- Modified
- Published
- 2017-08-07
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.0 ([email protected])
- 5.5 MEDIUM — CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
- CVSS 2.0 ([email protected])
- 4.3 MEDIUM — AV:N/AC:M/Au:N/C:N/I:N/A:P
- Weaknesses
- CWE-416
Description
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.
Affected configurations
• clamav clamav 0.99.2
Related
Weakness · CWE (1)
- CWE-416 Use After Free weakness
References
- https://bugzilla.clamav.net/show_bug.cgi?id=11798 Permissions Required
- https://github.com/varsleak/varsleak-vul/blob/master/clamav-vul/use-after-free/clamav-use-after-free-pe.md Third Party Advisory
- https://github.com/vrtadmin/clamav-devel/commit/dfc00cd3301a42b571454b51a6102eecf58407bc Issue Tracking, Patch, Third Party Advisory
- https://security.gentoo.org/glsa/201804-16 security.gentoo.org
- https://bugzilla.clamav.net/show_bug.cgi?id=11798 Permissions Required
- https://github.com/varsleak/varsleak-vul/blob/master/clamav-vul/use-after-free/clamav-use-after-free-pe.md Third Party Advisory
- https://github.com/vrtadmin/clamav-devel/commit/dfc00cd3301a42b571454b51a6102eecf58407bc Issue Tracking, Patch, Third Party Advisory
- https://security.gentoo.org/glsa/201804-16 security.gentoo.org