CVE-2016-3982 Information

Description

Off-by-one error in the bmp_rle4_fread function in pngxrbmp.c in OptiPNG before 0.7.6 allows remote attackers to cause a denial of service (out-of-bounds read or write access and crash) or possibly execute arbitrary code via a crafted image file which triggers a heap-based buffer overflow.

CVSS Vector

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

Reference

http://bugs.fi/media/afl/optipng/2/ http://lists.opensuse.org/opensuse-updates/2016-04/msg00061.html http://lists.opensuse.org/opensuse-updates/2016-04/msg00065.html http://www.debian.org/security/2016/dsa-3546 http://www.ubuntu.com/usn/USN-2951-1 https://security.gentoo.org/glsa/201608-01 https://sourceforge.net/p/optipng/bugs/57/

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

REQUIRED

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

HIGH

Base Score

HIGH

Base Severity

8.8