CVE-2023-20895 (GCVE-0-2023-20895)
Vulnerability from cvelistv5 – Published: 2023-06-22 11:57 – Updated: 2025-02-13 16:40
VLAI
EPSS
VEX
Summary
The VMware vCenter Server contains a memory corruption vulnerability in the implementation of the DCERPC protocol. A malicious actor with network access to vCenter Server may trigger a memory corruption vulnerability which may bypass authentication.
Severity
8.1 (High)
SSVC
Exploitation: poc
Automatable: no
Technical Impact: total
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2024-12-05 18:58 UTC
Assigner
References
Impacted products
2 products
| Vendor | Product | Version | CPE status | |
|---|---|---|---|---|
| VMware | VMware vCenter Server (vCenter Server) |
Affected:
8.0 , < 8.0 U1b
(8.0 u1b)
Affected: 7.0 , < 7.0 u3m (7.0 u3m) |
guessed | |
| VMware | VMware Cloud Foundation (vCenter Server) |
Affected:
5.x , < 7.0 U3m, 8.0 U1b
(7.0 U3m, 8.0 U1b)
Affected: 4.x , < 7.0 U3m, 8.0 U1b (7.0 U3m, 8.0 U1b) |
guessed |
Date Public
2023-06-22 10:00
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"value": "The VMware vCenter Server contains a memory corruption vulnerability in the implementation of the DCERPC protocol.\u0026nbsp;\u003cspan style=\"background-color: var(--wht);\"\u003eA malicious actor with network access to vCenter Server may trigger a memory corruption vulnerability which may bypass authentication.\u003c/span\u003e"
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"confidentialityImpact": "HIGH",
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"url": "https://www.vmware.com/security/advisories/VMSA-2023-0014.html"
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"dateReserved": "2022-11-01T15:41:50.395Z",
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Experimental. This forecast is provided for visualization only and may change without notice. Do not use it for operational decisions.
Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.
Sightings
| Author | Source | Type | Date | Other |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or observed by the user.
- Confirmed: The vulnerability has been validated from an analyst's perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
- Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
- Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
- Not confirmed: The user expressed doubt about the validity of the vulnerability.
- Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.
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The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the
vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base
model, served locally by ML-Gateway.
They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.
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Related by attack behaviour
Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.
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