#VU50019 Out-of-bounds read in OpenJPEG


Published: 2021-01-05 | Updated: 2021-01-26

Vulnerability identifier: #VU50019

Vulnerability risk: Medium

CVSSv3.1: 5.7 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2020-27843

CWE-ID: CWE-125

Exploitation vector: Network

Exploit availability: No

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

Vendor: openjpeg.org

Description

The vulnerability allows a remote attacker to gain access to potentially sensitive information.

The vulnerability exists due to a boundary condition. A remote attacker can create a specially crafted image, trick the victim into opening it, trigger out-of-bounds read error and read contents of memory on the system.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

OpenJPEG: 1.0 - 2.3.1


External links
http://bugzilla.redhat.com/show_bug.cgi?id=1907516
http://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/WJUPGIZE6A4O52EBOF75MCXJOL6MUCRV/


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.


Latest bulletins with this vulnerability