Unrated severityNVD Advisory· Published Oct 25, 2013· Updated Apr 29, 2026

CVE-2013-5521

Description

Cisco Identity Services Engine does not properly restrict the creation of guest accounts, which allows remote attackers to cause a denial of service (exhaustion of the account supply) via a series of requests within one session, aka Bug ID CSCue94287.

Affected products

Cisco Systems, Inc./Identity Services Engine Software
cpe:2.3:a:cisco:identity_services_engine_software:-:*:*:*:*:*:*:*

Patches

No patches discovered yet.

Vulnerability mechanics

AI mechanics synthesis has not run for this CVE yet.

References

tools.cisco.com/security/center/content/CiscoSecurityNotice/CVE-2013-5521nvdVendor Advisory

News mentions

No linked articles in our index yet.

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