#VU60859 Out-of-bounds read in pjsip


Published: 2022-02-24

Vulnerability identifier: #VU60859

Vulnerability risk: Medium

CVSSv3.1:

CVE-ID: CVE-2021-43804

CWE-ID: CWE-125

Exploitation vector: Network

Exploit availability: No

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

Vendor: pjsip

Description

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

The vulnerability exists due to a boundary condition when parsing RTCP BYE message. A remote attacker can trigger out-of-bounds read error and read contents of memory on the system.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

pjsip: 0.5.0.1 - 2.11.1


CPE

External links
http://github.com/pjsip/pjproject/security/advisories/GHSA-3qx3-cg72-wrh9
http://github.com/pjsip/pjproject/commit/8b621f192cae14456ee0b0ade52ce6c6f258af1e


Q & A

Can this vulnerability be exploited remotely?

Is there known malware, which exploits this vulnerability?


Latest bulletins with this vulnerability