#VU24196 Input validation error in libjpeg - CVE-2018-11213

Vulnerability identifier: #VU24196

Vulnerability risk: Low

CVSSv4.0: 1.2 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2018-11213

CWE-ID: CWE-20

Exploitation vector: Network

Exploit availability: No

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

Vendor: libjpeg.sourceforge.net

Description

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

The vulnerability exists due to insufficient validation of user-supplied input within the get_text_gray_row() function in rdppm.c. A remote attacker can create a specially crafted image, trick the victim into opening it with software that uses the affected version of libjpeg, and perform a denial of service attack.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

libjpeg: 9a - 9

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External links
https://access.redhat.com/errata/RHSA-2019:2052
https://github.com/ChijinZ/security_advisories/tree/master/libjpeg-v9a
https://lists.debian.org/debian-lts-announce/2019/01/msg00015.html
https://usn.ubuntu.com/3706-1/
https://usn.ubuntu.com/3706-2/

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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.