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CVE-2011-3288

nvd nist
Published: Oct 6, 2011Modified: Apr 29, 2026

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7.5
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Exploitability: 3.9 / Impact: 3.6
Source: NVD

Description

Cisco Unified Presence before 8.5(4) does not properly detect recursion during entity expansion, which allows remote attackers to cause a denial of service (memory and CPU consumption, and process crash) via a crafted XML document containing a large number of nested entity references, aka Bug IDs CSCtq89842 and CSCtq88547, a similar issue to CVE-2003-1564.

Affected (1)

Cisco
1 product
Unified Presence
Configuration A
1 vulnerable
Vulnerable SoftwareAffected Versions
Unified Presence
Before 8.5\(4\)

Related CWEs

CWE-776
Improper Restriction of Recursive Entity References in DTDs ('XML Entity Expansion')
The product uses XML documents and allows their structure to be defined with a Document Type Definition (DTD), but it does not properly control the number of recursive definitions of entities.

References (3)

Source: psirt@cisco.com
Not Applicable
Source: nvd@nist.gov
Vendor Advisory
Source: af854a3a-2127-422b-91ae-364da2661108
Not Applicable

Timeline

No history available yet.