Vulnerability Monitor

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CVE-2006-0718

The Internet Key Exchange version 1 (IKEv1) implementation in Avaya VSU 100, 2000, 7500, 10000, and CSU 5000, when running IPSec, allows remote attackers to cause a denial of service (crash) via certain IKE packets, as demonstrated by the PROTOS ISAKMP Test Suite for IKEv1. NOTE: due to the lack of details in the advisory, it is unclear which of CVE-2005-3666, CVE-2005-3667, and/or CVE-2005-3668 this issue applies to.

Security Impact Summary

CVE-2006-0718 is a security vulnerability that . Impacting 5 products from avaya, from avaya, from avaya and 2 others, organizations running these solutions should prioritize assessment and patching.

Historical Context

Originally identified in 2006, this vulnerability predates many modern security frameworks and practices. The vulnerability landscape of that era was characterized by different threat models and less mature defense mechanisms compared to contemporary standards.

Published

2006-02-15T21:02:00.000

Last Modified

2026-04-16T00:27:16.627

Status

Modified

Source

[email protected]

Severity

CVSSv2: 5.0 (MEDIUM)

CVSSv2 Vector

AV:N/AC:L/Au:N/C:N/I:N/A:P

Access Vector: NETWORK
Access Complexity: LOW
Authentication: NONE
Confidentiality Impact: NONE
Integrity Impact: NONE
Availability Impact: PARTIAL

Exploitability Score

10.0

Impact Score

2.9

Weaknesses

Type: Primary
NVD-CWE-Other

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Application	avaya	vsu_100	3.2.40	Yes
Application	avaya	vsu_10000	3.2.40	Yes
Application	avaya	vsu_2000	3.2.40	Yes
Application	avaya	vsu_7500	3.2.40	Yes
Hardware	avaya	csu_5000	3.2.40	Yes

References

http://secunia.com/advisories/18836 ([email protected])
http://support.avaya.com/elmodocs2/security/ASA-2006-043.htm Patch ([email protected])
http://www.kb.cert.org/vuls/id/226364 Third Party Advisory, US Government Resource ([email protected])
http://www.securityfocus.com/bid/16613 ([email protected])
http://secunia.com/advisories/18836 (af854a3a-2127-422b-91ae-364da2661108)
http://support.avaya.com/elmodocs2/security/ASA-2006-043.htm Patch (af854a3a-2127-422b-91ae-364da2661108)
http://www.kb.cert.org/vuls/id/226364 Third Party Advisory, US Government Resource (af854a3a-2127-422b-91ae-364da2661108)
http://www.securityfocus.com/bid/16613 (af854a3a-2127-422b-91ae-364da2661108)

How SecUtils Interprets This CVE

SecUtils normalizes and enriches National Vulnerability Database (NVD) records by standardizing vendor and product identifiers, aggregating vulnerability metadata from both NVD and MITRE sources, and providing structured context for security teams. For avaya's affected products, we extract Common Platform Enumeration (CPE) data, Common Weakness Enumeration (CWE) classifications, CVSS severity metrics, and reference data to enable rapid vulnerability prioritization and asset correlation. This record contains no exploit code, proof-of-concept instructions, or attack methodologies—only defensive intelligence necessary for patch management, risk assessment, and security operations.