Avaya 4602SW IP Phone up to R2.2 cnonce Remote Code Execution

CVSS Meta Temp Score
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CTI Interest Score
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A vulnerability was found in Avaya 4602SW IP Phone up to R2.2 (IP Phone Software). It has been rated as critical. This issue affects an unknown code block. The manipulation of the argument cnonce with an unknown input leads to a remote code execution vulnerability. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

The Avaya 4602SW IP Phone (Model 4602D02A) with 2.2.2 and earlier SIP firmware does not use the cnonce parameter in the Authorization header of SIP requests during MD5 digest authentication, which allows remote attackers to conduct man-in-the-middle attacks and hijack or intercept communications.

The weakness was published 06/19/2007 by ViPeR (Website). The advisory is shared at sipera.com. The identification of this vulnerability is CVE-2007-3319. The exploitation is known to be easy. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. Technical details are known, but no exploit is available.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the vulnerability database at X-Force (34972). Similar entries are available at 37388, 37387 and 37386.






  • commercial

CPE 2.3info

CPE 2.2info


VulDB Meta Base Score: 7.3
VulDB Meta Temp Score: 7.3

VulDB Base Score: 7.3
VulDB Temp Score: 7.3
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Class: Remote Code Execution
CWE: Unknown
ATT&CK: Unknown

Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

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Threat Intelligenceinfo

Interest: 🔍
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Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍


06/19/2007 🔍
06/19/2007 +0 days 🔍
06/19/2007 +0 days 🔍
06/21/2007 +1 days 🔍
06/21/2007 +0 days 🔍
06/26/2007 +5 days 🔍
08/13/2009 +778 days 🔍
03/15/2015 +2040 days 🔍
07/20/2021 +2319 days 🔍


Vendor: avaya.com

Advisory: sipera.com
Researcher: ViPeR
Status: Not defined
Confirmation: 🔍

CVE: CVE-2007-3319 (🔍)
X-Force: 34972
Vulnerability Center: 23208 - Avaya 4602SW IP Phone SIP Firmware 2.2.2 and Earlier Hijacking and Interception of Communications, High
SecurityFocus: 24539 - Avaya 4602SW SIP Phone Cnonce Parameter Authentication Spoofing Vulnerability
Secunia: 25747
OSVDB: 38115 - Avaya 4602SW IP Phone SIP Authorization MiTM Weakness

See also: 🔍


Created: 03/15/2015 03:58 PM
Updated: 07/20/2021 01:42 PM
Changes: 03/15/2015 03:58 PM (51), 02/13/2017 10:10 AM (10), 07/20/2021 01:42 PM (4)
Complete: 🔍


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