Assessment
Why it matters
CISA lists this vulnerability as known to be exploited; exploitation is confirmed; EPSS is 26.0%; technical severity is CVSS 7.2.
VMware ESXi contains an authentication bypass vulnerability. A malicious actor with sufficient Active Directory (AD) permissions can gain full access to an ESXi host that was previously configured to use AD for user management https://blogs.vmware.com/vsphere/2012/09/joining-vsphere-hosts-to-active-directory.html by re-creating the configured AD group ('ESXi Admins' by default) after it was deleted from AD.
Who should care
- Teams operating Cloud Foundation, ESXi
- Vulnerability and exposure management teams
- Security operations teams monitoring exploitation activity
Response plan
What I would do
- Confirm whether Cloud Foundation, ESXi is present in the environment.
- Identify affected versions and establish whether vulnerable services are exposed or reachable.
- Broadcom Security patch
- Review relevant security telemetry for evidence of attempted or successful exploitation.
- Document the remediation decision and track it to verified completion.
Treatment intelligence
Remediation intelligence
Vendor sources are listed before government and third-party guidance. Confirm product applicability and change prerequisites before deployment.
Verification noteAutomated link verification has not completed for this guidance yet.
Technical details
- CVSS vector
- CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
- CWE
- CWE-305
- Affected versions
- VMware Cloud Foundation (Start Including 4.0, End Excluding 5.2); VMware ESXi (Version 7.0 | Version 8.0 | Version 8.0 | Version 8.0)
- Fixed versions
- VMware Cloud Foundation (Fixed from 5.2)
- Published
- 25 June 2024
- Attack vector
- Network
- Privileges required
- High
- User interaction
- None
Signal timeline
- CVE published
- Added to CISA KEV
- Latest EPSS score: 26.0%
- Signal calculated at 75