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CVE-2023-20896

MEDIUM
Published 2023-06-22T12:00:45.390Z
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Expert Analysis

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CVSS Score

V3.1
5.9
/10
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
Base Score Metrics
Exploitability: N/A Impact: N/A

EPSS Score

v2025.03.14
0.003
probability
of exploitation in the wild

There is a 0.3% chance that this vulnerability will be exploited in the wild within the next 30 days.

Updated: 2025-06-25
Exploit Probability
Percentile: 0.519
Higher than 51.9% of all CVEs

Attack Vector Metrics

Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED

Impact Metrics

Confidentiality
NONE
Integrity
NONE
Availability
HIGH

Description

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).

Available Exploits

No exploits available for this CVE.

Related News

No news articles found for this CVE.

Affected Products

VMware

VMware vCenter Server (vCenter Server)

Affected Versions:

8.0 7.0
VMware

VMware Cloud Foundation (vCenter Server)

Affected Versions:

5.x 4.x

GitHub Security Advisories

Community-driven vulnerability intelligence from GitHub

⚠ Unreviewed HIGH

GHSA-fm8c-6m3x-v3rf

Advisory Details

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).

CVSS Scoring

CVSS Score

7.5

CVSS Vector

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H

References

ADVISORY https://nvd.nist.gov/vuln/detail/CVE-2023-20896
WEB https://www.talosintelligence.com/vulnerability_reports/TALOS-2023-1800
WEB https://www.vmware.com/security/advisories/VMSA-2023-0014.html

Advisory provided by GitHub Security Advisory Database. Published: June 22, 2023, Modified: April 4, 2024

References

https://www.vmware.com/security/advisories/VMSA-2023-0014.html
https://www.talosintelligence.com/vulnerability_reports/TALOS-2023-1800
Published: 2023-06-22T12:00:45.390Z
Last Modified: 2025-02-13T16:40:09.061Z
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