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Servers and applications

CVE-2020-3994

VMware vCenter Server (6.7 before 6.7u3, 6.6 before 6.5u3k) contains a session hijack vulnerability in the vCenter Server Appliance Management Interface update function due to a lack of certificate validation. A malicious actor with network positioning between vCenter Server and an update repository may be able to perform a session hijack when the vCenter Server Appliance Management Interface is…

Severity
High 7.4
Published
20 Oct 2020
Last changed
17 Jun 2026
Added to UpHeron
1 Nov 2026
Sources
NVD

Affected software

SoftwareAffected versions
VMware vCenter ServerServers and applications · cpe:a:vmware:vcenter_server
  • Version 6.7-update2
  • Version 6.7-update1
  • Version 6.7-d
  • Version 6.7
All 29 release lines
  • Version 6.5-a
  • Version 6.5-b
  • Version 6.5-c
  • Version 6.5-update1b
  • Version 6.5-update1c
  • Version 6.5-update2b
  • Version 6.5-update2c
  • Version 6.5
  • Version 6.5-d
  • Version 6.5-e
  • Version 6.5-f
  • Version 6.5-update1
  • Version 6.5-update1d
  • Version 6.5-update1e
  • Version 6.5-update1g
  • Version 6.5-update2
  • Version 6.5-update2d
  • Version 6.5-update2g
  • Version 6.5-update3
  • Version 6.5-update3d
  • Version 6.7-a
  • Version 6.7-b
  • Version 6.7-update1b
  • Version 6.7-update2a
  • Version 6.7-update2c
  • Version 6.7
  • Version 6.7-d
  • Version 6.7-update1
  • Version 6.7-update2

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2020-3994
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2020-3994