CVE-2024-35190

Name: CVE-2024-35190
Creator: NVD / NIST
Published: 2024-05-17T17:15:07.067+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 5.3/10EPSS 0.57%

Last modified Jun 17, 2026

CVE-2024-35190 is a medium-severity vulnerability rated 5.3/10 on the CVSS scale. Asterisk is an open source private branch exchange and telephony toolkit. After upgrade to 18.23.0, ALL unauthorized SIP requests are identified as PJSIP Endpoint of local asterisk server. EPSS estimates a 0.57% chance of exploitation in the next 30 days.

Description

Asterisk is an open source private branch exchange and telephony toolkit. After upgrade to 18.23.0, ALL unauthorized SIP requests are identified as PJSIP Endpoint of local asterisk server. This vulnerability is fixed in 18.23.1, 20.8.1, and 21.3.1.

Metrics

CVSS 3.1

5.3/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

EPSS Probability

0.57%

42.7th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Sangoma	Asterisk	18.23.0
Sangoma	Asterisk	20.8.0
Sangoma	Asterisk	21.3.0

References

https://github.com/asterisk/asterisk/commit/85241bd22936cc15760fd1f65d16c98be7aeaf6dPatch
https://github.com/asterisk/asterisk/pull/600Issue Tracking, Patch
https://github.com/asterisk/asterisk/pull/602Issue Tracking, Patch
https://github.com/asterisk/asterisk/security/advisories/GHSA-qqxj-v78h-hrf9Exploit, Vendor Advisory
https://github.com/asterisk/asterisk/commit/85241bd22936cc15760fd1f65d16c98be7aeaf6dPatch
https://github.com/asterisk/asterisk/pull/600Issue Tracking, Patch
https://github.com/asterisk/asterisk/pull/602Issue Tracking, Patch
https://github.com/asterisk/asterisk/security/advisories/GHSA-qqxj-v78h-hrf9Exploit, Vendor Advisory

Timeline

Published: May 17, 2024
Last Modified: Jun 17, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2024-35190?

How severe is CVE-2024-35190?

CVE-2024-35190 has a CVSS score of 5.3/10 (MEDIUM severity). The EPSS model estimates a 0.57% probability of exploitation in the next 30 days.

How do I fix CVE-2024-35190?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2024-35190?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST