Cisco acs 5.2 patch installation password#

Cisco Secure ACS version 5.2 with patch 1 or 2 (or both of these patches) installed and without patch 3 or later installedД¬isco Secure ACS operates as a centralized RADIUS and TACACS+ server, combining user authentication, user and administrator device access control, and policy control into a centralized identity networking solution.ДЄ vulnerability exists in some Cisco Secure ACS versions that could allow a remote, unauthenticated attacker to change the password of any user account to any value without providing the accountвЂ™s previous password.Cisco Secure ACS version 5.2 without any patches installed.Cisco Secure ACS version 5.1 with patch 3, 4, or 5 (or any combination of these patches) installed and without patch 6 or later installed.The following Cisco Secure ACS versions are affected by this vulnerability:

Successful exploitation of the vulnerability may allow unauthorized users to access the protected network.Д¬isco Secure Access Control System Unauthorized Password Change VulnerabilityДЄ vulnerability exists in some Cisco Secure Access Control System (ACS) versions that could allow a remote, unauthenticated attacker to change the password of any user account to any value without providing the accountвЂ™s previous password. This vulnerability may result in authentication bypass without requiring a valid username or password. This misconfiguration may allow an unauthenticated user to access the protected network.

Cisco acs 5.2 patch installation software#

The Cisco NAC Guest Server system software contains a vulnerability in the configuration file of the RADIUS authentication software. The software version is displayed on the login page of the web server. This vulnerability affects all versions of NAC Guest Server software prior to software version 2.0.3.

Cisco Secure Access Control System Unauthorized Password Change VulnerabilityД¬isco Network Admission Control Guest Server System Software Authentication Bypass VulnerabilityД¬isco Network Admission Control (NAC) Guest Server system software contains a vulnerability in the RADIUS authentication software that may allow an unauthenticated user to access the protected network.

Cisco Network Admission Control Guest Server System Software Authentication Bypass Vulnerability.

The Cisco Product Security Incident Response Team (PSIRT) has published two important vulnerability advisories: