#VU60862 Use-after-free in pjsip

Published: 2022-02-24 | Updated: 2022-03-06

Vulnerability identifier: #VU60862

Vulnerability risk: High

CVSSv3.1: 7.1 [CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2022-23608


Exploitation vector: Network

Exploit availability: No

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

Vendor: pjsip


The vulnerability allows a remote attacker to compromise vulnerable system.

The vulnerability exists due to a use-after-free error in dialog set. A remote attacker can send a specially crafted request to cause a dialog set to be registered in the hash table multiple times and results in an endless loop condition.

Install updates from vendor's website.

Vulnerable software versions

pjsip: - 2.11.1

External links

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