#VU32773 Heap-based buffer overflow in LibTIFF - CVE-2012-3401

Vulnerability identifier: #VU32773

Vulnerability risk: Medium

CVSSv4.0: 2.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2012-3401

CWE-ID: CWE-122

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
LibTIFF
Universal components / Libraries / Libraries used by multiple products

Vendor: LibTIFF

Description

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

The vulnerability exists due to a boundary error in The t2p_read_tiff_init function in tiff2pdf (tools/tiff2pdf.c) in LibTIFF 4.0.2 and earlier does not properly initialize the T2P context struct pointer in certain error conditions, which. A remote attacker can use a crafted TIFF image that triggers a heap-based buffer overflow. 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
Cybersecurity Help is currently unaware of any official solution to address this vulnerability.

Vulnerable software versions

LibTIFF: 1:6.0p1-4+deb7u4

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External links
https://libjpeg-turbo.svn.sourceforge.net/viewvc/libjpeg-turbo?view=revision&revision=830
https://lists.opensuse.org/opensuse-updates/2012-08/msg00011.html
https://osvdb.org/84090
https://rhn.redhat.com/errata/RHSA-2012-1590.html
https://secunia.com/advisories/49938
https://secunia.com/advisories/50007
https://secunia.com/advisories/50726
https://security.gentoo.org/glsa/glsa-201209-02.xml
https://www.debian.org/security/2012/dsa-2552
https://www.mandriva.com/security/advisories?name=MDVSA-2012:127
https://www.openwall.com/lists/oss-security/2012/07/19/1
https://www.openwall.com/lists/oss-security/2012/07/19/4
https://www.securityfocus.com/bid/54601
https://www.ubuntu.com/usn/USN-1511-1
https://www.xerox.com/download/security/security-bulletin/16287-4d6b7b0c81f7b/cert_XRX13-003_v1.0.pdf
https://bugzilla.redhat.com/attachment.cgi?id=596457
https://bugzilla.redhat.com/show_bug.cgi?id=837577
https://exchange.xforce.ibmcloud.com/vulnerabilities/77088

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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.