Vulnerability Details CVE-2025-47779
Asterisk is an open-source private branch exchange (PBX). Prior to versions 18.26.2, 20.14.1, 21.9.1, and 22.4.1 of Asterisk and versions 18.9-cert14 and 20.7-cert5 of certified-asterisk, SIP requests of the type MESSAGE (RFC 3428) authentication do not get proper alignment. An authenticated attacker can spoof any user identity to send spam messages to the user with their authorization token. Abuse of this security issue allows authenticated attackers to send fake chat messages can be spoofed to appear to come from trusted entities. Even administrators who follow Security best practices and Security Considerations can be impacted. Therefore, abuse can lead to spam and enable social engineering, phishing and similar attacks. Versions 18.26.2, 20.14.1, 21.9.1, and 22.4.1 of Asterisk and versions 18.9-cert14 and 20.7-cert5 of certified-asterisk fix the issue.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.001
EPSS Ranking 27.2%
CVSS Severity
CVSS v3 Score 7.7
Products affected by CVE-2025-47779
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cpe:2.3:a:sangoma:asterisk:-
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cpe:2.3:a:sangoma:asterisk:1.6.1
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cpe:2.3:a:sangoma:asterisk:1.6.1.4
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cpe:2.3:a:sangoma:asterisk:1.6.1.8
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cpe:2.3:a:sangoma:asterisk:13.0.0
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cpe:2.3:a:sangoma:asterisk:13.1.0
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cpe:2.3:a:sangoma:asterisk:13.10.0
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cpe:2.3:a:sangoma:asterisk:13.11.0
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cpe:2.3:a:sangoma:asterisk:13.12.0
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cpe:2.3:a:sangoma:asterisk:13.12.1
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cpe:2.3:a:sangoma:asterisk:13.12.2
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cpe:2.3:a:sangoma:asterisk:13.13.0
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cpe:2.3:a:sangoma:asterisk:13.14.0
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cpe:2.3:a:sangoma:asterisk:13.15.0
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cpe:2.3:a:sangoma:asterisk:13.2.0
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cpe:2.3:a:sangoma:asterisk:13.3.0
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cpe:2.3:a:sangoma:asterisk:13.37.1
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cpe:2.3:a:sangoma:asterisk:13.4.0
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cpe:2.3:a:sangoma:asterisk:13.5.0
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cpe:2.3:a:sangoma:asterisk:13.6.0
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cpe:2.3:a:sangoma:asterisk:13.7.0
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cpe:2.3:a:sangoma:asterisk:13.8.0
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cpe:2.3:a:sangoma:asterisk:13.8.1
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cpe:2.3:a:sangoma:asterisk:13.8.2
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cpe:2.3:a:sangoma:asterisk:13.9.0
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cpe:2.3:a:sangoma:asterisk:14.0.0
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cpe:2.3:a:sangoma:asterisk:14.1.0
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cpe:2.3:a:sangoma:asterisk:14.2.0
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cpe:2.3:a:sangoma:asterisk:14.2.1
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cpe:2.3:a:sangoma:asterisk:14.3.0
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cpe:2.3:a:sangoma:asterisk:14.4.0
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cpe:2.3:a:sangoma:asterisk:15.0.0
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cpe:2.3:a:sangoma:asterisk:15.1.0
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cpe:2.3:a:sangoma:asterisk:15.1.2
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cpe:2.3:a:sangoma:asterisk:15.1.4
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cpe:2.3:a:sangoma:asterisk:15.1.5
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cpe:2.3:a:sangoma:asterisk:15.2.0
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cpe:2.3:a:sangoma:asterisk:15.2.1
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cpe:2.3:a:sangoma:asterisk:15.2.2
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cpe:2.3:a:sangoma:asterisk:15.3.0
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cpe:2.3:a:sangoma:asterisk:15.4.0
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cpe:2.3:a:sangoma:asterisk:15.4.1
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cpe:2.3:a:sangoma:asterisk:16.0.0
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cpe:2.3:a:sangoma:asterisk:16.10.0
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cpe:2.3:a:sangoma:asterisk:16.11.0
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cpe:2.3:a:sangoma:asterisk:16.12.0
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cpe:2.3:a:sangoma:asterisk:16.14.0
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cpe:2.3:a:sangoma:asterisk:16.14.1
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cpe:2.3:a:sangoma:asterisk:16.15.0
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cpe:2.3:a:sangoma:asterisk:16.16.0
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cpe:2.3:a:sangoma:asterisk:16.16.1
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cpe:2.3:a:sangoma:asterisk:16.5.0
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cpe:2.3:a:sangoma:asterisk:16.6.0
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cpe:2.3:a:sangoma:asterisk:16.7.0
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cpe:2.3:a:sangoma:asterisk:16.8.0
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cpe:2.3:a:sangoma:asterisk:16.9.0
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cpe:2.3:a:sangoma:asterisk:17.0.0
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cpe:2.3:a:sangoma:asterisk:17.1.0
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cpe:2.3:a:sangoma:asterisk:17.2.0
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cpe:2.3:a:sangoma:asterisk:17.3.0
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cpe:2.3:a:sangoma:asterisk:17.4.0
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cpe:2.3:a:sangoma:asterisk:17.5.0
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cpe:2.3:a:sangoma:asterisk:17.6.0
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cpe:2.3:a:sangoma:asterisk:17.7.0
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cpe:2.3:a:sangoma:asterisk:17.8.0
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cpe:2.3:a:sangoma:asterisk:17.8.1
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cpe:2.3:a:sangoma:asterisk:17.9.0
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cpe:2.3:a:sangoma:asterisk:17.9.1
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cpe:2.3:a:sangoma:asterisk:17.9.2
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cpe:2.3:a:sangoma:asterisk:18.0.0
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cpe:2.3:a:sangoma:asterisk:18.0.1
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cpe:2.3:a:sangoma:asterisk:18.1.0
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cpe:2.3:a:sangoma:asterisk:18.1.1
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cpe:2.3:a:sangoma:asterisk:18.10.0
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cpe:2.3:a:sangoma:asterisk:18.10.1
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cpe:2.3:a:sangoma:asterisk:18.11.0
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cpe:2.3:a:sangoma:asterisk:18.11.1
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cpe:2.3:a:sangoma:asterisk:18.11.2
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cpe:2.3:a:sangoma:asterisk:18.11.3
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cpe:2.3:a:sangoma:asterisk:18.12.0
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cpe:2.3:a:sangoma:asterisk:18.12.1
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cpe:2.3:a:sangoma:asterisk:18.13.0
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cpe:2.3:a:sangoma:asterisk:18.14.0
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cpe:2.3:a:sangoma:asterisk:18.15.0
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cpe:2.3:a:sangoma:asterisk:18.15.1
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cpe:2.3:a:sangoma:asterisk:18.16.0
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cpe:2.3:a:sangoma:asterisk:18.17.0
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cpe:2.3:a:sangoma:asterisk:18.17.1
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cpe:2.3:a:sangoma:asterisk:18.18.0
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cpe:2.3:a:sangoma:asterisk:18.18.1
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cpe:2.3:a:sangoma:asterisk:18.19.0
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cpe:2.3:a:sangoma:asterisk:18.2.0
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cpe:2.3:a:sangoma:asterisk:18.2.1
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cpe:2.3:a:sangoma:asterisk:18.2.2
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cpe:2.3:a:sangoma:asterisk:18.20.0
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cpe:2.3:a:sangoma:asterisk:18.20.1
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cpe:2.3:a:sangoma:asterisk:18.20.2
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cpe:2.3:a:sangoma:asterisk:18.21.0
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cpe:2.3:a:sangoma:asterisk:18.22.0
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cpe:2.3:a:sangoma:asterisk:18.23.0
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cpe:2.3:a:sangoma:asterisk:18.23.1
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cpe:2.3:a:sangoma:asterisk:18.24.0
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cpe:2.3:a:sangoma:asterisk:18.24.1
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cpe:2.3:a:sangoma:asterisk:18.24.2
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cpe:2.3:a:sangoma:asterisk:18.24.3
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cpe:2.3:a:sangoma:asterisk:18.25.0
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cpe:2.3:a:sangoma:asterisk:18.26.0
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cpe:2.3:a:sangoma:asterisk:18.26.1
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cpe:2.3:a:sangoma:asterisk:18.3.0
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cpe:2.3:a:sangoma:asterisk:18.4.0
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cpe:2.3:a:sangoma:asterisk:18.5.0
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cpe:2.3:a:sangoma:asterisk:18.5.1
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cpe:2.3:a:sangoma:asterisk:18.6.0
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cpe:2.3:a:sangoma:asterisk:18.7.0
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cpe:2.3:a:sangoma:asterisk:18.7.1
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cpe:2.3:a:sangoma:asterisk:18.8.0
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cpe:2.3:a:sangoma:asterisk:18.9.0
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cpe:2.3:a:sangoma:asterisk:20.0.0
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cpe:2.3:a:sangoma:asterisk:20.0.1
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cpe:2.3:a:sangoma:asterisk:20.1.0
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cpe:2.3:a:sangoma:asterisk:20.10.0
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cpe:2.3:a:sangoma:asterisk:20.11.0
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cpe:2.3:a:sangoma:asterisk:20.11.1
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cpe:2.3:a:sangoma:asterisk:20.12.0
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cpe:2.3:a:sangoma:asterisk:20.13.0
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cpe:2.3:a:sangoma:asterisk:20.14.0
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cpe:2.3:a:sangoma:asterisk:20.2.0
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cpe:2.3:a:sangoma:asterisk:20.2.1
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cpe:2.3:a:sangoma:asterisk:20.3.0
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cpe:2.3:a:sangoma:asterisk:20.3.1
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cpe:2.3:a:sangoma:asterisk:20.4.0
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cpe:2.3:a:sangoma:asterisk:20.5.0
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cpe:2.3:a:sangoma:asterisk:20.5.1
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cpe:2.3:a:sangoma:asterisk:20.5.2
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cpe:2.3:a:sangoma:asterisk:20.6.0
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cpe:2.3:a:sangoma:asterisk:20.7.0
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cpe:2.3:a:sangoma:asterisk:20.8.0
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cpe:2.3:a:sangoma:asterisk:20.8.1
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cpe:2.3:a:sangoma:asterisk:20.9.0
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cpe:2.3:a:sangoma:asterisk:20.9.1
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cpe:2.3:a:sangoma:asterisk:20.9.2
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cpe:2.3:a:sangoma:asterisk:20.9.3
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cpe:2.3:a:sangoma:asterisk:21.0.0
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cpe:2.3:a:sangoma:asterisk:21.0.1
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cpe:2.3:a:sangoma:asterisk:21.0.2
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cpe:2.3:a:sangoma:asterisk:21.1.0
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cpe:2.3:a:sangoma:asterisk:21.2.0
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cpe:2.3:a:sangoma:asterisk:21.3.0
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cpe:2.3:a:sangoma:asterisk:21.3.1
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cpe:2.3:a:sangoma:asterisk:21.4.0
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cpe:2.3:a:sangoma:asterisk:21.4.1
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cpe:2.3:a:sangoma:asterisk:21.4.2
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cpe:2.3:a:sangoma:asterisk:21.4.3
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cpe:2.3:a:sangoma:asterisk:21.5.0
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cpe:2.3:a:sangoma:asterisk:21.6.0
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cpe:2.3:a:sangoma:asterisk:21.6.1
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cpe:2.3:a:sangoma:asterisk:21.7.0
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cpe:2.3:a:sangoma:asterisk:21.8.0
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cpe:2.3:a:sangoma:asterisk:21.9.0
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cpe:2.3:a:sangoma:asterisk:22.0.0
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cpe:2.3:a:sangoma:asterisk:22.1.0
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cpe:2.3:a:sangoma:asterisk:22.1.1
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cpe:2.3:a:sangoma:asterisk:22.2.0
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cpe:2.3:a:sangoma:asterisk:22.3.0
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cpe:2.3:a:sangoma:asterisk:22.4.0
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cpe:2.3:a:sangoma:certified_asterisk:-
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cpe:2.3:a:sangoma:certified_asterisk:13.13.0
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cpe:2.3:a:sangoma:certified_asterisk:16.8
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cpe:2.3:a:sangoma:certified_asterisk:16.8.0
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cpe:2.3:a:sangoma:certified_asterisk:18.9
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cpe:2.3:a:sangoma:certified_asterisk:20.7