Vulnerability Details : CVE-2011-3288
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.
Vulnerability category: Denial of service
Products affected by CVE-2011-3288
- cpe:2.3:a:cisco:unified_presence:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2011-3288
0.32%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 71 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2011-3288
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
7.8
|
HIGH | AV:N/AC:L/Au:N/C:N/I:N/A:C |
10.0
|
6.9
|
NIST | |
|
7.5
|
HIGH | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
3.9
|
3.6
|
NIST | 2024-02-15 |
CWE ids for CVE-2011-3288
-
Assigned by: nvd@nist.gov (Primary)
-
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.Assigned by: nvd@nist.gov (Primary)
References for CVE-2011-3288
-
https://www.cisco.com/c/en/us/support/docs/csa/cisco-sa-20110928-xcpcupsxml.html
Jabber Extensible Communications Platform and Cisco Unified Presence XML Denial of Service Vulnerability - CiscoVendor Advisory
-
http://www.cisco.com/en/US/products/products_security_advisory09186a0080b95d47.shtml
Jabber Extensible Communications Platform and Cisco Unified Presence XML Denial of Service Vulnerability - CiscoNot Applicable
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