Heap-based buffer overflow in LibTIFF

1) Heap-based buffer overflow

EUVDB-ID: #VU32748

Risk: Medium

CVSSv3.1: 6.4 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:U/RL:O/RC:C]

CVE-ID: CVE-2012-4447

CWE-ID: CWE-122 - Heap-based Buffer Overflow

Exploit availability: No

Description

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a boundary error in Heap-based buffer overflow in tif_pixarlog.c in LibTIFF before 4.0.3. A remote attacker can use a crafted TIFF image using the PixarLog Compression format. to trigger heap-based buffer overflow and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Mitigation

Update to version 4.0.3.

Vulnerable software versions

LibTIFF: 4.0.0 - 4.0.2

CPE2.3

• cpe:2.3:a:libtiff:libtiff:4.0.0:*:*:*:*:*:*:*
• cpe:2.3:a:libtiff:libtiff:4.0.1:*:*:*:*:*:*:*
• cpe:2.3:a:libtiff:libtiff:4.0.2:*:*:*:*:*:*:*

External links

http://lists.opensuse.org/opensuse-updates/2013-01/msg00076.html
http://rhn.redhat.com/errata/RHSA-2012-1590.html
http://secunia.com/advisories/49938
http://secunia.com/advisories/51049
http://www.debian.org/security/2012/dsa-2561
http://www.openwall.com/lists/oss-security/2012/09/25/14
http://www.openwall.com/lists/oss-security/2012/09/25/9
http://www.remotesensing.org/libtiff/v4.0.3.html
http://www.securityfocus.com/bid/55673
http://www.ubuntu.com/usn/USN-1631-1
http://bugzilla.redhat.com/show_bug.cgi?id=860198

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.