CVE-2017-6420
Published: 6 August 2017
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.
Priority
Status
Package | Release | Status |
---|---|---|
clamav Launchpad, Ubuntu, Debian |
trusty |
Released
(0.99.2+addedllvm-0ubuntu0.14.04.2)
|
upstream |
Released
(0.99.3~beta1+dfsg-1)
|
|
xenial |
Released
(0.99.2+dfsg-0ubuntu0.16.04.2)
|
|
zesty |
Released
(0.99.2+dfsg-6ubuntu0.1)
|
|
Patches: upstream: https://github.com/vrtadmin/clamav-devel/commit/dfc00cd3301a42b571454b51a6102eecf58407bc upstream: https://github.com/vrtadmin/clamav-devel/commit/60671e3deb1df6c626e5c7e13752c2eec1649f98 |
Severity score breakdown
Parameter | Value |
---|---|
Base score | 5.5 |
Attack vector | Local |
Attack complexity | Low |
Privileges required | None |
User interaction | Required |
Scope | Unchanged |
Confidentiality | None |
Integrity impact | None |
Availability impact | High |
Vector | CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H |