CVE-2014-8129 Information

Description

LibTIFF 4.0.3 allows remote attackers to cause a denial of service (out-of-bounds write) or possibly have unspecified other impact via a crafted TIFF image as demonstrated by failure of tif_next.c to verify that the BitsPerSample value is 2 and the t2p_sample_lab_signed_to_unsigned function in tiff2pdf.c.

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=2487 http://bugzilla.maptools.org/show_bug.cgi?id=2488 http://lists.apple.com/archives/security-announce/2015/Jun/msg00001.html http://lists.apple.com/archives/security-announce/2015/Jun/msg00002.html http://openwall.com/lists/oss-security/2015/01/24/15 http://rhn.redhat.com/errata/RHSA-2016-1546.html http://rhn.redhat.com/errata/RHSA-2016-1547.html http://support.apple.com/kb/HT204941 http://support.apple.com/kb/HT204942 http://www.conostix.com/pub/adv/CVE-2014-8129-LibTIFF-Out-of-bounds_Reads_and_Writes.txt http://www.securityfocus.com/bid/72352 http://www.securitytracker.com/id/1032760 https://bugzilla.redhat.com/show_bug.cgi?id=1185815 https://security.gentoo.org/glsa/201701-16 https://www.debian.org/security/2015/dsa-3273

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