Improper Authentication in AsyncSSH - CVE-2018-7749
Published: January 3, 2024
Vulnerability identifier: #VU84955
CSH Severity: High
CVSS v4: 9.3 [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]
CVE-ID: CVE-2018-7749
CWE-ID: CWE-287
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to bypass authentication process.
The vulnerability exists due to the application does not properly check whether authentication is completed before processing other requests. A customized SSH client can simply skip the authentication step and gain unauthorized access to the system.
Affected software
AsyncSSH
How to mitigate CVE-2018-7749
Install updates from vendor's website.
AsyncSSH - update to 1.12.1