What’s Vulnerable › Vulnerabilities

CVE-2024-35190: Asterisk' res_pjsip_endpoint_identifier_ip: wrongly matches ALL unauthorized SIP requests

• Severity: medium (CVSS 5.3 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.6% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2024-05-17 · updated 2026-06-17
• Weakness: CWE-303

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.

Affected products

• asterisk: 18.23.0, 20.8.0, 21.3.0

References

• https://github.com/asterisk/asterisk/commit/85241bd22936cc15760fd1f65d16c98be7aeaf6d
• https://github.com/asterisk/asterisk/pull/600
• https://github.com/asterisk/asterisk/pull/602
• https://github.com/asterisk/asterisk/security/advisories/GHSA-qqxj-v78h-hrf9
• https://github.com/asterisk/asterisk/commit/85241bd22936cc15760fd1f65d16c98be7aeaf6d
• https://github.com/asterisk/asterisk/pull/600
• https://github.com/asterisk/asterisk/pull/602
• https://github.com/asterisk/asterisk/security/advisories/GHSA-qqxj-v78h-hrf9

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