Cisco IP Phone 8800 11.0(0.1) SIP Service input validation

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CVSS Meta Temp Score
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CTI Interest Score
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5.8$0-$5k0.00

A vulnerability was found in Cisco IP Phone 8800 11.0(0.1) (IP Phone Software). It has been rated as problematic. Affected by this issue is an unknown function of the component SIP Service. The manipulation with an unknown input leads to a privilege escalation vulnerability. Using CWE to declare the problem leads to CWE-20. Impacted is availability.

The bug was discovered 06/07/2017. The weakness was presented 06/07/2017 by Cisco with Cisco as cisco-sa-20170607-sip as confirmed advisory (Website). The advisory is available at tools.cisco.com. This vulnerability is handled as CVE-2017-6656 since 03/09/2017. The attack may be launched remotely. No form of authentication is required for exploitation. The technical details are unknown and an exploit is not available.

Upgrading eliminates this vulnerability.Addressing this vulnerability is possible by firewalling sip. The best possible mitigation is suggested to be upgrading to the latest version. A possible mitigation has been published immediately after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at SecurityFocus (BID 98996) and SecurityTracker (ID 1038636).

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VulDB Meta Base Score: 6.0
VulDB Meta Temp Score: 5.8

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

Vendor Base Score (Cisco): 6.8
Vendor Vector (Cisco): 🔍

NVD Base Score: 5.9
NVD Vector: 🔍

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VulDB Base Score: 🔍
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Exploitinginfoedit

Class: Privilege escalation
CWE: CWE-20
ATT&CK: Unknown

Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

Price Prediction: 🔍
Current Price Estimation: 🔍

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OpenVAS ID: 103403
OpenVAS Name: Cisco IP Phone 8800 Series SIP Denial of Service Vulnerability
OpenVAS File: 🔍
OpenVAS Family: 🔍

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Countermeasuresinfoedit

Recommended: Upgrade
Status: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍

Firewalling: 🔍

Timelineinfoedit

03/09/2017 🔍
06/07/2017 +90 days 🔍
06/07/2017 +0 days 🔍
06/07/2017 +0 days 🔍
06/07/2017 +0 days 🔍
06/08/2017 +1 days 🔍
06/09/2017 +1 days 🔍
06/13/2017 +4 days 🔍
12/26/2020 +1292 days 🔍

Sourcesinfoedit

Vendor: https://www.cisco.com/

Advisory: cisco-sa-20170607-sip
Researcher: Cisco
Organization: Cisco
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2017-6656 (🔍)
SecurityFocus: 98996 - Cisco IP Phone 8800 Series CVE-2017-6656 Denial of Service Vulnerability
SecurityTracker: 1038636

Entryinfoedit

Created: 06/09/2017 09:28 AM
Updated: 12/26/2020 05:36 PM
Changes: (1) advisory_person_name
Complete: 🔍

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