SB2018031235 - Authentication bypass in AsyncSSH
Published: March 12, 2018 Updated: January 3, 2024
Security Bulletin ID
SB2018031235
Severity
High
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Code execution
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Improper Authentication (CVE-ID: CVE-2018-7749)
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.
Remediation
Install update from vendor's website.