Home/CVE/Asterisk is an open source private branch exchange and telephony toolkit. After upgrade to 18.23.0, ALL unauthorized SIP
CVE

CVE-2024-35190

Asterisk is an open source private branch exchange and telephony toolkit. After upgrade to 18.23.0, ALL unauthorized SIP

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.

MEDIUM · CVSS 5.8 EPSS 0.00183
Schedule remediation
  • Public exploit or PoC is available
  • SSVC automatable: yes - attacks can be scripted at scale
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-303Incorrect Implementation of Authentication Algorithm
CWE-480Use of Incorrect Operator
CWE-670Always-Incorrect Control Flow Implementation
▤

Affected Products & Versions

1
sangoma asteriskall versions
⚠

Public Exploits & PoCs

1
pocgithub.com · GHSA-qqxj-v78h-hrf9github.com
▣

Scoring & Timeline

5.8
MEDIUM · CVSS v3.1 · security-advisories@github.com
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD17 May 2024 · 05:15 PM
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:N/A:N
SSVC triage · cisa-vulnrichment
Exploitation
none
Automatable
yes
Technical impact
partial
SSVC asks the questions that actually drive patch urgency: is it being exploited, can attacks be automated, and how total is the impact.
🔗

References & Sources

3
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://github.com/asterisk/asterisk/commit/85241bd22936cc15760fd1f65d16c98be7aeaf6dPatch
https://github.com/asterisk/asterisk/pull/600Issue TrackingPatch
https://github.com/asterisk/asterisk/pull/602Issue TrackingPatch
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