VulnerabilityModified
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.
MEDIUM 5.5EPSS 1.38%
Does this matter?
Lower severity and a low EPSS score (1.38%). Track it; it rarely justifies an emergency change on its own.
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.
- CVSS 3.0
- 5.5 MEDIUMCVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
- EPSS
- 1.38% probability · 70th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-416
- Affected
- clamav/clamav
- Source
- cve@mitre.org
References
- https://bugzilla.clamav.net/show_bug.cgi?id=11798Permissions Required
- https://github.com/varsleak/varsleak-vul/blob/master/clamav-vul/use-after-free/clamav-use-after-free-pe.mdThird Party Advisory
- https://github.com/vrtadmin/clamav-devel/commit/dfc00cd3301a42b571454b51a6102eecf58407bcIssue Tracking, Patch, Third Party Advisory
- https://security.gentoo.org/glsa/201804-16
- https://bugzilla.clamav.net/show_bug.cgi?id=11798Permissions Required
- https://github.com/varsleak/varsleak-vul/blob/master/clamav-vul/use-after-free/clamav-use-after-free-pe.mdThird Party Advisory
- https://github.com/vrtadmin/clamav-devel/commit/dfc00cd3301a42b571454b51a6102eecf58407bcIssue Tracking, Patch, Third Party Advisory
- https://security.gentoo.org/glsa/201804-16
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.