CVE-2017-6419

2017-08-0600:00:00

ubuntu.com

7.8 High

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

6.8 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:N/AC:M/Au:N/C:P/I:P/A:P

0.009 Low

EPSS

Percentile

82.7%

JSON

mspack/lzxd.c in libmspack 0.5alpha, as used in ClamAV 0.99.2, allows
remote attackers to cause a denial of service (heap-based buffer overflow
and application crash) or possibly have unspecified other impact via a
crafted CHM file.

Bugs

Notes

Author	Note
mdeslaur	clamav in xenial+ uses the system libmspack, trusty uses the embedded one.

OSVersionArchitecturePackageVersionFilename
ubuntu14.04noarchclamav< 0.99.2+addedllvm-0ubuntu0.14.04.2UNKNOWN
ubuntu14.04noarchlibmspack< anyUNKNOWN
ubuntu16.04noarchlibmspack< 0.5-1ubuntu0.16.04.1UNKNOWN
ubuntu17.04noarchlibmspack< 0.5-1ubuntu0.17.04.1UNKNOWN

OS	Version	Architecture	Package	Version	Filename
ubuntu	14.04	noarch	clamav	< 0.99.2+addedllvm-0ubuntu0.14.04.2	UNKNOWN
ubuntu	14.04	noarch	libmspack	< any	UNKNOWN
ubuntu	16.04	noarch	libmspack	< 0.5-1ubuntu0.16.04.1	UNKNOWN
ubuntu	17.04	noarch	libmspack	< 0.5-1ubuntu0.17.04.1	UNKNOWN