CVE-2011-0963

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Summary

CVECVE-2011-0963
StatePUBLISHED
Assignercisco
Source PriorityCVE Program / NVD first with legacy fallback
Published2011-03-31 22:55:02 UTC
Updated2026-04-29 01:13:23 UTC
DescriptionThe default configuration of the RADIUS authentication feature on the Cisco Network Admission Control (NAC) Guest Server with software before 2.0.3 allows remote attackers to bypass intended access restrictions and obtain network connectivity via unspecified vectors, aka Bug ID CSCtj66922.

Risk And Classification

Primary CVSS: v2.0 5 from [email protected]

AV:N/AC:L/Au:N/C:P/I:N/A:N

Problem Types: CWE-264 | n/a

CVSS v2.0 Breakdown

Access Vector
Network
Access Complexity
Low
Authentication
None
Confidentiality
Partial
Integrity
None
Availability
None

AV:N/AC:L/Au:N/C:P/I:N/A:N

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Hardware Cisco Nac Guest Server All All All All
Application Cisco Nac Guest Server Software 1.0.0 All All All
Application Cisco Nac Guest Server Software 1.1.0 All All All
Application Cisco Nac Guest Server Software 1.1.1 All All All
Application Cisco Nac Guest Server Software 1.1.2 All All All
Application Cisco Nac Guest Server Software 1.1.3 All All All
Application Cisco Nac Guest Server Software 2.0.0 All All All
Application Cisco Nac Guest Server Software 2.0.1 All All All
Application Cisco Nac Guest Server Software All All All All

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Na N/a affected n/a Not specified

References

ReferenceSourceLinkTags
Cisco NAC Guest Server Configuration Error Lets Remote Users Bypass Authentication and Access the Network - SecurityTracker af854a3a-2127-422b-91ae-364da2661108 www.securitytracker.com
Cisco Security Advisory: Cisco Network Admission Control Guest Server System Software Authentication Bypass Vulnerability - Cisco Systems af854a3a-2127-422b-91ae-364da2661108 www.cisco.com
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

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