Input validation error in nginx-ldap-auth - #VU62075
Published: April 12, 2022
Vulnerability identifier: #VU62075
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: N/A
CWE-ID: CWE-20
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to compromise the affected system.
The vulnerability exists due to insufficient validation of user-supplied input when processing HTTP request within NGINX LDAP reference implementation, when nginx or nginx plus are configured to proxy LDAP requests. A remote attacker can pass specially crafted input to the application and bypass LDAP authentication or execute arbitrary commands on the system.
Successful exploitation of the vulnerability may allow an attacker to compromise the affected system.
Affected software
nginx-ldap-auth
Remediation
Cybersecurity Help is currently unaware of any official solution to address this vulnerability.