#VU29933 Out-of-bounds write in Janus WebRTC Server - CVE-2020-13901

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Main Vulnerability Database Vulnerabilities #VU29933

#VU29933 Out-of-bounds write in Janus WebRTC Server - CVE-2020-13901

Published: July 15, 2020 / Updated: September 1, 2020


Vulnerability identifier: #VU29933
Vulnerability risk: High
CVSSv4.0: 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:P/U:Amber
CVE-ID: CVE-2020-13901
CWE-ID: CWE-787
Exploitation vector: Remote access
Exploit availability: Public exploit is available
Vulnerable software:
Janus WebRTC Server
Software vendor:
Meetecho

Description

The vulnerability allows a remote attacker to compromise vulnerable system.

The vulnerability exists due to a boundary error when processing untrusted input in "janus_sdp_merge" in the "sdp.c" file. A remote attacker can trigger out-of-bounds write and execute arbitrary code on the target system.


Remediation

Install updates from vendor's website.

External links