Remote code execution in OpenJPEG



| Updated: 2020-12-29
Risk High
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2020-27823
CWE-ID CWE-122
Exploitation vector Network
Public exploit N/A
Vulnerable software
 OpenJPEG
Universal components / Libraries / Libraries used by multiple products

Vendor openjpeg.org

Security Bulletin

This security bulletin contains information about 1 vulnerabilities.

Updated: 29.12.2020

Changed bulletin status to patched.

1) Heap-based buffer overflow

EUVDB-ID: #VU48907

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-2020-27823

CWE-ID: CWE-122 - Heap-based Buffer Overflow

Exploit availability: No

Description

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

The vulnerability exists due to a boundary error when processing PNG images in pngtoimage() function in bin/jp2/convertpng.c. A remote attacker can pass specially crafted file to the application, 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

Install update from vendor's website.

Vulnerable software versions

OpenJPEG: 2.1.1 - 2.3.1

CPE2.3 External links

https://github.com/uclouvain/openjpeg/issues/1284
https://github.com/uclouvain/openjpeg/commit/b2072402b7e14d22bba6fb8cde2a1e9996e9a919
https://github.com/uclouvain/openjpeg/blob/v2.4.0/CHANGELOG.md


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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