5.0CVSSMEDIUM
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.
CVSS Vector Breakdown
Exploitability
AV:NAccess VectorNetwork
AC:LAccess ComplexityLow
Au:NAuthenticationNone
Impact
C:PConfidentialityPartial
I:NIntegrityNone
A:NAvailabilityNone
Weaknesses
Affected Products
Attack Graph
Products CVE Techniques Tactics
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Exploitability
Official Patch Available
MITRE ATT&CK
1 technique Initial Access
References
http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20121107-acs
tools.cisco.com
http://osvdb.org/87251
osvdb.org
https://exchange.xforce.ibmcloud.com/vulnerabilities/79860
exchange.xforce.ibmcloud.com
and 3 more references View all →
Timeline
Published
Nov 7, 2012
Last Updated
Apr 29, 2026
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