#VU107594 Missing Authentication for Critical Function in otp - CVE-2025-32433
Published: April 17, 2025 / Updated: January 4, 2026
Vulnerability identifier: #VU107594
Vulnerability risk: Critical
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:A/U:Red
CVE-ID: CVE-2025-32433
CWE-ID: CWE-306
Exploitation vector: Remote access
Exploit availability:
The vulnerability is being exploited in the wild
Vulnerable software:
otp
otp
Software vendor:
erlang
erlang
Description
The vulnerability allows a remote attacker to compromise the affected system.
The vulnerability exists due to missing authentication in Erlang/OTP SSH server. A remote non-authenticated attacker can send specially crafted messages to the server and execute arbitrary code on the system.
Remediation
Install updates from vendor's website.
External links
- http://www.openwall.com/lists/oss-security/2025/04/16/2
- https://github.com/erlang/otp/commit/0fcd9c56524b28615e8ece65fc0c3f66ef6e4c12
- https://github.com/erlang/otp/commit/6eef04130afc8b0ccb63c9a0d8650209cf54892f
- https://github.com/erlang/otp/commit/b1924d37fd83c070055beb115d5d6a6a9490b891
- https://github.com/erlang/otp/security/advisories/GHSA-37cp-fgq5-7wc2