CVE-2010-2835
Cisco IOS 12.2 through 12.4 and 15.0 through 15.1, Cisco IOS XE 2.5.x and 2.6.x before 2.6.1, and Cisco Unified Communications Manager (aka CUCM, formerly CallManager) 6.x before 6.1(5), 7.0 before 7.0(2a)su3, 7.1su before 7.1(3b)su2, 7.1 before 7.1(5), and 8.0 before 8.0(1) allow remote attackers to cause a denial of service (device reload or voice-services outage) via a SIP REFER request with an invalid Refer-To header, aka Bug IDs CSCta20040 and CSCta31358.
- EPSS
- 1.8% chance of exploitation in the next 30 days; higher than 78% of CVEs (scores of 2026-10-31)
- Published
- Modified
- Record from
- the NVD, synced
Affected
- cisco:ios
- cisco:ios_xe
- cisco:unified_communications_manager
References
- http://www.cisco.com/en/US/products/products_security_advisory09186a0080b4a30f.shtml
- http://www.cisco.com/en/US/products/products_security_advisory09186a0080b4a313.shtml
- http://www.cisco.com/en/US/products/products_security_advisory09186a0080b4a30f.shtml
- http://www.cisco.com/en/US/products/products_security_advisory09186a0080b4a313.shtml