CVE-2016-3621 Information

Description

The LZWEncode function in tif_lzw.c in the bmp2tiff tool in LibTIFF 4.0.6 and earlier when the -c lzw\ option is used allows remote attackers to cause a denial of service (buffer over-read) via a crafted BMP image.

CVSS Vector

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

Reference

http://bugzilla.maptools.org/show_bug.cgi?id=2565 http://www.openwall.com/lists/oss-security/2016/04/07/3 http://www.securitytracker.com/id/1035508 https://security.gentoo.org/glsa/201701-16

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