SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2017-6656

A vulnerability in Session Initiation Protocol (SIP) call handling of Cisco IP Phone 8800 Series devices could allow an unauthenticated, remote attacker to cause a denial of service (DoS) condition due to the SIP process unexpectedly restarting.

MEDIUM 5.9EPSS 1.66%

Does this matter?

Lower severity and a low EPSS score (1.66%). Track it; it rarely justifies an emergency change on its own.

Description

A vulnerability in Session Initiation Protocol (SIP) call handling of Cisco IP Phone 8800 Series devices could allow an unauthenticated, remote attacker to cause a denial of service (DoS) condition due to the SIP process unexpectedly restarting. All active phone calls are dropped as the SIP process restarts. More Information: CSCvc29353. Known Affected Releases: 11.0(0.1). Known Fixed Releases: 11.0(0)MP2.153 11.0(0)MP2.62.

CVSS 3.0
5.9 MEDIUMCVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
EPSS
1.66% probability · 75th percentile
CISA KEV
Not listed
Weakness
CWE-20
Affected
cisco/ip phone 8800 series
Source
psirt@cisco.com

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