CVE-2006-5990
MEDIUM · CVSS 4.0EPSS 0.9%EU EUVD
VMWare VirtualCenter client 2.x before 2.0.1 Patch 1 (Build 33643) and 1.4.x before 1.4.1 Patch 1 (Build 33425), when server certificate verification is enabled, does not verify the server's X.509 certificate when creating an SSL session, which allows remote malicious servers to spoof valid servers via a man-in-the-middle attack.
Key facts
- CVSS score
- 4.0 (v2.0)
- Severity
- MEDIUM
- CVSS vector
AV:N/AC:H/Au:N/C:N/I:P/A:P- Weakness (CWE)
- CWE-20
- EPSS score
- 0.9% (60th percentile)
- In CISA KEV
- No
- In EU EUVD
- Yes (EUVD-2006-5973)
- Published
- November 21, 2006
- NVD last modified
- June 16, 2026
- Status
- Modified
EU Vulnerability Database (EUVD)
This vulnerability is also tracked by ENISA as EUVD-2006-5973 in the EU Vulnerability Database. Last updated in EUVD on August 7, 2024.
View on the EU Vulnerability DatabaseAffected products
- vmware / virtualcenter
- vmware / virtualcenter
References
- http://kb.vmware.com/kb/4646606
- http://secunia.com/advisories/23053(Vendor Advisory)
- http://securitytracker.com/id?1017270
- http://www.securityfocus.com/archive/1/452275/100/0/threaded
- http://www.securityfocus.com/bid/21231
- http://www.vmware.com/download/vi/vc-201-200611-patch.html(Patch)
- http://www.vupen.com/english/advisories/2006/4655(Vendor Advisory)
- https://exchange.xforce.ibmcloud.com/vulnerabilities/30477
Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS
Query CVEs from your AI assistant
The CVE/NVD Explorer brain answers CVE questions directly inside Claude, ChatGPT, or any MCP assistant — always up to date, no setup. Add it once and stop pasting advisories into chat.
Add the CVE brain