#VU33331 Heap-based buffer overflow in CUPS - CVE-2011-3170

Vulnerability identifier: #VU33331

Vulnerability risk: Medium

CVSSv4.0: 1.7 [CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2011-3170

CWE-ID: CWE-122

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
CUPS
Server applications / Other server solutions

Vendor: Apple Inc.

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 gif_read_lzw function in filter/image-gif.c in CUPS 1.4.8 and earlier does not properly handle the first code word in an LZW stream, which. A remote attacker can use a crafted stream 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 1.5.

Vulnerable software versions

CUPS: 1.4.0 - 1.4.8

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External links
https://cups.org/str.php?L3914
https://secunia.com/advisories/45796
https://secunia.com/advisories/46024
https://security.gentoo.org/glsa/glsa-201207-10.xml
https://www.debian.org/security/2011/dsa-2354
https://www.mandriva.com/security/advisories?name=MDVSA-2011:146
https://www.mandriva.com/security/advisories?name=MDVSA-2011:147
https://www.securityfocus.com/bid/49323
https://www.securitytracker.com/id?1025980
https://www.ubuntu.com/usn/USN-1207-1
https://bugzilla.redhat.com/show_bug.cgi?id=727800
https://exchange.xforce.ibmcloud.com/vulnerabilities/69380

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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.