SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2017-6630

A vulnerability in the Session Initiation Protocol (SIP) implementation of Cisco IP Phone 8851 11.0(0.1) could allow an unauthenticated, remote attacker to cause a denial of service (DoS) condition.

MEDIUM 5.3EPSS 2.37%

Does this matter?

Lower severity and a low EPSS score (2.37%). Track it; it rarely justifies an emergency change on its own.

Description

A vulnerability in the Session Initiation Protocol (SIP) implementation of Cisco IP Phone 8851 11.0(0.1) could allow an unauthenticated, remote attacker to cause a denial of service (DoS) condition. The vulnerability is due to an abnormal SIP message. An attacker could exploit this vulnerability by manipulating the CANCEL packet. An exploit could allow the attacker to cause a disruption of service to the phone. Cisco Bug IDs: CSCvc34795.

CVSS 3.0
5.3 MEDIUMCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
EPSS
2.37% probability · 83th percentile
CISA KEV
Not listed
Weakness
CWE-399
Affected
cisco/ip phone 8800 series firmware
Source
psirt@cisco.com

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