SARA / Free Tools / CVE / CVE-2023-20896

CVE-2023-20896 — The VMware vCenter Server contains an out-of-bounds read vulnerability in the im

The VMware vCenter Server contains an out-of-bounds read vulnerability in the implementation of the DCERPC protocol. A malicious actor with network access to vCenter Server may trigger an out-of-bounds read by sending a specially crafted packet leading to denial-of-service of cer

CVSS
5.9 MEDIUM
EPSS
0.36% (top 42.10%)
CWE
—
Published
2023-06-22T12:00:45.390Z
Last modified
2025-02-13T16:40:09.061Z
CVSS vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H

01What is this vulnerability?

The VMware vCenter Server contains an out-of-bounds read vulnerability in the implementation of the DCERPC protocol. A malicious actor with network access to vCenter Server may trigger an out-of-bounds read by sending a specially crafted packet leading to denial-of-service of certain services (vmcad, vmdird, and vmafdd).

02Affected products

VendorProductVersions
VMwareVMware vCenter Server (vCenter Server)8.0, 7.0
VMwareVMware Cloud Foundation (vCenter Server)5.x, 4.x

03Active exploitation status

Not currently listed on the CISA Known Exploited Vulnerabilities (KEV) catalog. EPSS is the best forward-looking signal — see the EPSS row above.

04Recommended remediation

05Technical details

For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.

06Detection signatures

Ask SARA in chat to draft a starting detection for this CVE in your stack of choice.

07Related CVEs

No directly-cited follow-up CVEs in the KB record for this advisory. The references list in section 09 carries the vendor cross-references.

08Timeline

09References

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