CVE-2005-2181

Name: CVE-2005-2181
Creator: NVD / NIST
Published: 2005-07-11T04:00:00+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.5/10EPSS 1.19%

Last modified Jun 16, 2026

CVE-2005-2181 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. Cisco 7940/7960 Voice over IP (VoIP) phones do not properly check the Call-ID, branch, and tag values in a NOTIFY message to verify a subscription, which allows remote attackers to spoof messages such as the "Messages waiting" message.. EPSS estimates a 1.19% chance of exploitation in the next 30 days.

Description

Cisco 7940/7960 Voice over IP (VoIP) phones do not properly check the Call-ID, branch, and tag values in a NOTIFY message to verify a subscription, which allows remote attackers to spoof messages such as the "Messages waiting" message.

Metrics

CVSS 3.1

7.5/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

EPSS Probability

1.19%

64.0th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-347

Affected Software

Vendor	Product	Versions
Cisco	Ip Phone 7940 Firmware	All versions
Cisco	Ip Phone 7960 Firmware	All versions

References

http://marc.info/?l=bugtraq&m=112067698624686&w=2Mailing List
http://pentest.tele-consulting.com/advisories/05_07_06_voip-phones.txtBroken Link, Vendor Advisory
http://www.securitytracker.com/alerts/2005/Jul/1014406.htmlBroken Link, Third Party Advisory, VDB Entry
https://exchange.xforce.ibmcloud.com/vulnerabilities/21260Third Party Advisory, VDB Entry
http://marc.info/?l=bugtraq&m=112067698624686&w=2Mailing List
http://pentest.tele-consulting.com/advisories/05_07_06_voip-phones.txtBroken Link, Vendor Advisory
http://www.securitytracker.com/alerts/2005/Jul/1014406.htmlBroken Link, Third Party Advisory, VDB Entry
https://exchange.xforce.ibmcloud.com/vulnerabilities/21260Third Party Advisory, VDB Entry

Timeline

Published: Jul 11, 2005
Last Modified: Jun 16, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2005-2181?

How severe is CVE-2005-2181?

CVE-2005-2181 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 1.19% probability of exploitation in the next 30 days.

How do I fix CVE-2005-2181?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2005-2181?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST