CVE-2015-8668

high-risk
Published 2016-01-08

Heap-based buffer overflow in the PackBitsPreEncode function in tif_packbits.c in bmp2tiff in libtiff 4.0.6 and earlier allows remote attackers to execute arbitrary code or cause a denial of service via a large width field in a BMP image.

Do I need to act?

~
7.4% chance of exploitation in next 30 days
EPSS score — moderate exploit probability
-
Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
9
CVSS 9.8/10 Critical
NETWORK / LOW complexity

Affected Products (11)

Affected Vendors

Oracle Libtiff Redhat

References (14)

Exploit http://packetstormsecurity.com/files/135080/libtiff-4.0.6-Heap-Overflow.html
Third Party Advisory http://rhn.redhat.com/errata/RHSA-2016-1546.html
Third Party Advisory http://rhn.redhat.com/errata/RHSA-2016-1547.html
Third Party Advisory http://www.oracle.com/technetwork/topics/security/linuxbulletinjul2016-3090544.h...
Third Party Advisory http://www.oracle.com/technetwork/topics/security/ovmbulletinjul2016-3090546.htm...
Broken Link http://www.securityfocus.com/archive/1/537208/100/0/threaded
Third Party Advisory https://security.gentoo.org/glsa/201701-16
Exploit http://packetstormsecurity.com/files/135080/libtiff-4.0.6-Heap-Overflow.html
Third Party Advisory http://rhn.redhat.com/errata/RHSA-2016-1546.html
Third Party Advisory http://rhn.redhat.com/errata/RHSA-2016-1547.html
Third Party Advisory http://www.oracle.com/technetwork/topics/security/linuxbulletinjul2016-3090544.h...
Third Party Advisory http://www.oracle.com/technetwork/topics/security/ovmbulletinjul2016-3090546.htm...
Broken Link http://www.securityfocus.com/archive/1/537208/100/0/threaded
Third Party Advisory https://security.gentoo.org/glsa/201701-16
58
/ 100
high-risk
Severity 32/34 · Critical
Exploitability 10/34 · Low
Exposure 16/34 · Moderate