CVE-2005-2181

HIGHNVD 7.5

7.5

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.

CVSS v3: 7.5
EG Score: —
EPSS: 58.7%
KEV: Not listed

Published

July 11, 2005

Last Modified

April 16, 2026

References (8)

cve@mitrehttp://marc.info/?l=bugtraq&m=112067698624686&w=2
cve@mitrehttp://pentest.tele-consulting.com/advisories/05_07_06_voip-phones.txt
cve@mitrehttp://www.securitytracker.com/alerts/2005/Jul/1014406.html
cve@mitrehttps://exchange.xforce.ibmcloud.com/vulnerabilities/21260
af854a3a-2127-422b-91ae-364da2661108http://marc.info/?l=bugtraq&m=112067698624686&w=2
af854a3a-2127-422b-91ae-364da2661108http://pentest.tele-consulting.com/advisories/05_07_06_voip-phones.txt
af854a3a-2127-422b-91ae-364da2661108http://www.securitytracker.com/alerts/2005/Jul/1014406.html
af854a3a-2127-422b-91ae-364da2661108https://exchange.xforce.ibmcloud.com/vulnerabilities/21260

Data Freshness Timeline

(refreshed 12× in last 7d / 18× in last 30d)

Every time one of our enrichment pipelines (NVD, MITRE cvelistV5, EPSS, CISA KEV, GHSA, OSV, vendor advisories) ran against this CVE. Most recent first.

2026-05-29 13:40 UTCepss_batch
2026-05-29 13:40 UTCepss_batch
2026-05-28 13:42 UTCepss_batch
2026-05-28 13:42 UTCepss_batch
2026-05-28 13:42 UTCepss_batch
2026-05-27 13:37 UTCepss_batch
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2026-05-26 07:16 UTCepss_batch
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2026-05-24 16:42 UTCepss_batch
2026-05-22 21:15 UTCepss_batch
2026-05-21 22:38 UTCepss_batch
2026-05-20 22:36 UTCepss_batch
2026-05-20 22:36 UTCepss_batch
2026-05-20 11:20 UTCepss_batch
2026-05-20 11:20 UTCepss_batch
2026-05-18 21:29 UTCepss_batch

Frequently asked(5)

What is CVE-2005-2181?

CVE-2005-2181 is a high vulnerability published on July 11, 2005. 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.

When was CVE-2005-2181 disclosed?

CVE-2005-2181 was first published in the National Vulnerability Database on July 11, 2005, with the most recent update on April 16, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2005-2181 actively exploited?

CVE-2005-2181 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 58.7% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2005-2181?

CVE-2005-2181 has a CVSS v3 base score of 7.5 (NVD).

How do I remediate CVE-2005-2181?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2005-2181, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

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CVE-2005-2181

📅 Published

🔄 Last Modified

🔗 References (8)