#VU33207 Heap-based buffer overflow in GraphicsMagick - CVE-2017-17498

Vulnerability identifier: #VU33207

Vulnerability risk: High

CVSSv4.0: 6.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber]

CVE-ID: CVE-2017-17498

CWE-ID: CWE-122

Exploitation vector: Network

Exploit availability: No

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

Vendor: GraphicsMagick Group

Description

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

The vulnerability exists due to a boundary error in WritePNMImage in coders/pnm.c in GraphicsMagick 1.3.26. A remote attacker can use a crafted file. 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 1.3.27.

Vulnerable software versions

GraphicsMagick: 1.3.26

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External links
https://hg.code.sf.net/p/graphicsmagick/code/rev/f1c418ef0260
https://www.securityfocus.com/bid/102158
https://lists.debian.org/debian-lts-announce/2018/01/msg00005.html
https://lists.debian.org/debian-lts-announce/2018/06/msg00009.html
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/PF62B5PJA2JDUOCKJGUQO3SPL74BEYSV/
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/WHIKB4TP6KBJWT2UIPWL5MWMG5QXKGEJ/
https://sourceforge.net/p/graphicsmagick/bugs/525/
https://usn.ubuntu.com/4248-1/
https://www.debian.org/security/2018/dsa-4321

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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.