CVE-2017-6887 Information

Description

A boundary error within the \parse_tiff_ifd()\ function (internal/dcraw_common.cpp) in LibRaw versions before 0.18.2 can be exploited to cause a memory corruption via e.g. a specially crafted KDC file with model set to \DSLR-A100\ and containing multiple sequences of 0x100 and 0x14A TAGs.

CVSS Vector

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

Reference

http://www.debian.org/security/2017/dsa-3950 http://www.securityfocus.com/bid/98592 https://github.com/LibRaw/LibRaw/commit/d7c3d2cb460be10a3ea7b32e9443a83c243b2251 https://secuniaresearch.flexerasoftware.com/advisories/75737/ https://secuniaresearch.flexerasoftware.com/secunia_research/2017-6/

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

7.8