CVE-2025-47779 is a medium-severity vulnerability affecting Asterisk and certified-asterisk versions prior to 18.26.2, 20.14.1, 21.9.1, 22.4.1, 18.9-cert14, and 20.7-cert5, respectively. An authenticated attacker can exploit a flaw in SIP MESSAGE authentication to spoof user identities and send unauthorized spam messages, leading to social engineering and phishing risks. With a CVSS score of 6.5, this vulnerability has a low attack complexity and high integrity impact, allowing attackers to send fake chat messages appearing from trusted entities. There is currently no known active exploitation, public exploit code, or significant community discussion surrounding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
< 18.26.2CPE matchmatch criteria | cpe:2.3:a:sangoma:asterisk:*:*:*:*:*:*:*:* | ||
>= 20.0.0, < 20.14.1CPE matchmatch criteria | cpe:2.3:a:sangoma:asterisk:*:*:*:*:*:*:*:* | ||
>= 21.0.0, < 21.9.1CPE matchmatch criteria | cpe:2.3:a:sangoma:asterisk:*:*:*:*:*:*:*:* | ||
>= 22.0.0, < 22.4.1CPE matchmatch criteria | cpe:2.3:a:sangoma:asterisk:*:*:*:*:*:*:*:* | ||
< 18.9CPE matchmatch criteria | cpe:2.3:a:sangoma:certified_asterisk:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:N/I:H/A:N
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