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.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
5.5 MEDIUM
LOCAL
LOW
NONE
CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
mitreCNA
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CVEADP
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Base Score
CVSS 3.x
EPSS Score
Percentile: 62%
VendorProductVersion
clamavclamav
0.99.2
𝑥
= Vulnerable software versions
Debian logo
Debian Releases
Debian Product
Codename
clamav
bullseye
0.103.10+dfsg-0+deb11u1
fixed
bookworm
1.0.5+dfsg-1~deb12u1
fixed
sid
1.4.1+dfsg-1
fixed
trixie
1.4.1+dfsg-1
fixed
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
clamav
zesty
Fixed 0.99.2+dfsg-6ubuntu0.1
released
xenial
Fixed 0.99.2+dfsg-0ubuntu0.16.04.2
released
trusty
Fixed 0.99.2+addedllvm-0ubuntu0.14.04.2
released
Common Weakness Enumeration
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
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