CVE-2010-2840
The Presence Engine (PE) service in Cisco Unified Presence 6.x before 6.0(7) and 7.x before 7.0(8) does not properly handle an erroneous Contact field in the header of a SIP SUBSCRIBE message, which allows remote attackers to cause a denial of service…
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
The Presence Engine (PE) service in Cisco Unified Presence 6.x before 6.0(7) and 7.x before 7.0(8) does not properly handle an erroneous Contact field in the header of a SIP SUBSCRIBE message, which allows remote attackers to cause a denial of service (process failure) via a malformed message, aka Bug ID CSCtd39629.
- 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-20
- Affected
- cisco/unified presence server
- Source
- psirt@cisco.com
References
- http://www.cisco.com/en/US/products/products_security_advisory09186a0080b43909.shtmlPatch, Vendor Advisory
- http://www.vupen.com/english/advisories/2010/2186
- http://www.cisco.com/en/US/products/products_security_advisory09186a0080b43909.shtmlPatch, Vendor Advisory
- http://www.vupen.com/english/advisories/2010/2186
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.