CVE-2011-2562

Severity: high (CVSS 7.8 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 1.2% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2011-08-29 · updated 2026-06-16

Description

Unspecified vulnerability in Cisco Unified Communications Manager (aka CUCM, formerly CallManager) 6.x before 6.1(5)su2, 7.x before 7.1(5b)su3, 8.x before 8.0(3a)su1, and 8.5 before 8.5(1) allows remote attackers to cause a denial of service (service outage) via a SIP INVITE message, aka Bug ID CSCth43256.

Affected products

Cisco Unified Communications Manager: 6.0, 6.1(1), 6.1(1a), 6.1(1b), 6.1(2), 6.1(2)su1 (+42)

References

http://www.cisco.com/en/US/products/products_security_advisory09186a0080b8f531.shtml
http://www.cisco.com/en/US/products/products_security_advisory09186a0080b8f531.shtml

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