SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2011-4486

Cisco Unified Communications Manager (CUCM) with software 6.x and 7.x before 7.1(5b)su5, 8.0 before 8.0(3a)su3, and 8.5 and 8.6 before 8.6(2a)su1 and Cisco Business Edition 3000 with software before 8.6.3 and 5000 and 6000 with software before…

HIGH 7.8EPSS 1.31%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (1.31%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

Cisco Unified Communications Manager (CUCM) with software 6.x and 7.x before 7.1(5b)su5, 8.0 before 8.0(3a)su3, and 8.5 and 8.6 before 8.6(2a)su1 and Cisco Business Edition 3000 with software before 8.6.3 and 5000 and 6000 with software before 8.6(2a)su1 allow remote attackers to cause a denial of service (device reload) via a crafted SCCP registration, aka Bug ID CSCtu73538.

CVSS 2.0
7.8 HIGHAV:N/AC:L/Au:N/C:N/I:N/A:C
EPSS
1.31% probability · 69th percentile
CISA KEV
Not listed
Weakness
CWE-399
Affected
cisco/unified communications manager · cisco/business edition 3000 software · cisco/business edition 3000 · cisco/business edition 5000 software · cisco/business edition 5000 · cisco/business edition 6000 software · cisco/business edition 6000
Source
psirt@cisco.com

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