SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2011-3287

Cisco Jabber Extensible Communications Platform (aka Jabber XCP) 2.x through 5.4.x before 5.4.0.27581 and 5.8.x before 5.8.1.27561 does not properly detect recursion during entity expansion, which allows remote attackers to cause a denial of service…

HIGH 7.8EPSS 1.21%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (1.21%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

Cisco Jabber Extensible Communications Platform (aka Jabber XCP) 2.x through 5.4.x before 5.4.0.27581 and 5.8.x before 5.8.1.27561 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 ID CSCtq78106, a similar issue to CVE-2003-1564.

CVSS 2.0
7.8 HIGHAV:N/AC:L/Au:N/C:N/I:N/A:C
EPSS
1.21% probability · 67th percentile
CISA KEV
Not listed
Weakness
CWE-399
Affected
cisco/jabber extensible communications platform
Source
psirt@cisco.com

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.