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),…
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (1.79%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
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.
- CVSS 2.0
- 7.8 HIGHAV:N/AC:L/Au:N/C:N/I:N/A:C
- EPSS
- 1.79% probability · 77th percentile
- CISA KEV
- Not listed
- Affected
- cisco/ios · cisco/ios xe · cisco/unified communications manager
- Source
- psirt@cisco.com
References
- http://www.cisco.com/en/US/products/products_security_advisory09186a0080b4a30f.shtmlPatch, Vendor Advisory
- http://www.cisco.com/en/US/products/products_security_advisory09186a0080b4a313.shtmlPatch, Vendor Advisory
- http://www.cisco.com/en/US/products/products_security_advisory09186a0080b4a30f.shtmlPatch, Vendor Advisory
- http://www.cisco.com/en/US/products/products_security_advisory09186a0080b4a313.shtmlPatch, Vendor Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.