Description
Cisco Secure Access Control System (ACS) 5.x before 5.2 Patch 11 and 5.3 before 5.3 Patch 7, when a certain configuration involving TACACS+ and LDAP is used, does not properly validate passwords, which allows remote attackers to bypass authentication by sending a valid username and a crafted password string, aka Bug ID CSCuc65634.
References (6)
Core 6
Core References
Vendor Advisory vendor-advisory
x_refsource_cisco
http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20121107-acs
Third Party Advisory, VDB Entry vdb-entry
x_refsource_osvdb
http://osvdb.org/87251
Third Party Advisory, VDB Entry vdb-entry
x_refsource_xf
https://exchange.xforce.ibmcloud.com/vulnerabilities/79860
Third Party Advisory, VDB Entry vdb-entry
x_refsource_bid
http://www.securityfocus.com/bid/56433
Third Party Advisory third-party-advisory
x_refsource_secunia
http://secunia.com/advisories/51194
Third Party Advisory, VDB Entry vdb-entry
x_refsource_sectrack
http://www.securitytracker.com/id?1027733
Scores
EPSS
0.0245
EPSS Percentile
82.5%
Details
CWE
CWE-20
Status
published
Products (4)
cisco/secure_access_control_server
5.0
cisco/secure_access_control_server
5.1
cisco/secure_access_control_server
5.2
cisco/secure_access_control_server
5.3
Published
Nov 07, 2012
Tracked Since
Feb 18, 2026