CVE-2017-6656

Severity Score

5.9

*CVSS v3

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

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.

Una vulnerabilidad en el manejo de llamadas de Session Initiation Protocol (SIP) de los dispositivos IP Phone 8800 Series de Cisco, podría permitir a un atacante remoto no identificado causar una condición de denegación de servicio (DoS) debido al reinicio inesperado del proceso SIP. Todas las llamadas telefónicas activas se pierden mientras que el proceso SIP recomienza. Más información: CSCvc29353. Versiones Afectadas Conocidas: 11.0(0.1). Versiones Corregidas Conocidas: 11.0(0)MP2.153 11.0(0)MP2.62.

*Credits: N/A

Attack Vector

Network

Attack Complexity

High

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

High

Attack Vector

Network

Attack Complexity

Medium

Authentication

None

Confidentiality

None

Integrity

None

Availability

Partial

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2017-03-09 CVE Reserved
2017-06-13 CVE Published
2023-03-07 EPSS Updated
2024-08-05 CVE Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CWE-20: Improper Input Validation

CAPEC

References (3)

URL	Tag	Source
http://www.securityfocus.com/bid/98996	Third Party Advisory
http://www.securitytracker.com/id/1038636	Vdb Entry

URL	Date	SRC

URL	Date	SRC

URL	Date	SRC
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20170607-sip	2017-07-08

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Cisco Search vendor "Cisco"		Ip Phone 8800 Series Search vendor "Cisco" for product "Ip Phone 8800 Series"				11.0\(0.1\) Search vendor "Cisco" for product "Ip Phone 8800 Series" and version "11.0\(0.1\)"		-		Affected