NULL pointer dereference in GraphicsMagick



| Updated: 2020-08-03
Risk High
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2017-11637
CWE-ID CWE-476
Exploitation vector Network
Public exploit N/A
Vulnerable software
 GraphicsMagick
Universal components / Libraries / Libraries used by multiple products

Vendor GraphicsMagick Group

Security Bulletin

This security bulletin contains one high risk vulnerability.

1) NULL pointer dereference

EUVDB-ID: #VU33193

Risk: High

CVSSv4.0: 8.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber]

CVE-ID: CVE-2017-11637

CWE-ID: CWE-476 - NULL Pointer Dereference

Exploit availability: No

Description

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to a NULL pointer dereference error in the WritePCLImage() function in coders/pcl.c during writes of monochrome images. A remote attacker can perform a denial of service (DoS) attack.

Mitigation

Update to version 1.3.27.

Vulnerable software versions

GraphicsMagick: 1.3.26

CPE2.3 External links

https://hg.code.sf.net/p/graphicsmagick/code/rev/f3ffc5541257
https://lists.debian.org/debian-lts-announce/2018/08/msg00002.html
https://usn.ubuntu.com/4206-1/
https://www.debian.org/security/2018/dsa-4321


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.



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