libjpeg Information Disclosure Vulnerability

1) Information disclosure

EUVDB-ID: #VU1644

Risk: Low

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

CVE-ID: CVE-2013-6629

CWE-ID: CWE-125 - Out-of-bounds read

Exploit availability: No

Description

The vulnerability allows a local user to gain access to potentially sensitive information.

The vulnerability exists due to an error in get_sos() function in jdmarker.c file within the libjpeg and libjpeg-turbo libraries when processing JPEG files. A remote attacker can create a specially crafeted JPEG file and read parts of unallocated memory on the system.

Successful exploitation of the vulnerability may allow an attacker to gain access to potentially sensitive information.

Mitigation

Install updates from Microsoft website.

Vulnerable software versions CPE2.3

External links

https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2013-6629

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.