VMware vCenter Server/Cloud Foundation DCERPC Protocol uninitialized pointer

CVSS Meta Temp Score
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CTI Interest Score
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8.5$0-$5k0.00

Summaryinfo

A vulnerability identified as critical has been detected in VMware vCenter Server and Cloud Foundation. The impacted element is an unknown function of the component DCERPC Protocol Handler. This manipulation causes uninitialized pointer. The identification of this vulnerability is CVE-2023-20892. It is possible to initiate the attack remotely. There is no exploit available. It is suggested to install a patch to address this issue.

Detailsinfo

A vulnerability classified as critical was found in VMware vCenter Server and Cloud Foundation (Server Management Software) (affected version not known). Affected by this vulnerability is some unknown functionality of the component DCERPC Protocol Handler. The manipulation with an unknown input leads to a uninitialized pointer vulnerability. The CWE definition for the vulnerability is CWE-824. The product accesses or uses a pointer that has not been initialized. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

The vCenter Server contains a heap overflow vulnerability due to the usage of uninitialized memory in the implementation of the DCERPC protocol. A malicious actor with network access to vCenter Server may exploit heap-overflow vulnerability to execute arbitrary code on the underlying operating system that hosts vCenter Server.

The weakness was shared 06/22/2023 as VMSA-2023-0014. The advisory is shared at vmware.com. This vulnerability is known as CVE-2023-20892 since 11/01/2022. Neither technical details nor an exploit are publicly available.

Applying a patch is able to eliminate this problem.

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

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License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.7
VulDB Meta Temp Score: 8.5

VulDB Base Score: 8.1
VulDB Temp Score: 7.7
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 9.8
NVD Vector: 🔍

CNA Base Score: 8.1
CNA Vector (VMware): 🔍

CVSSv2info

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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Uninitialized pointer
CWE: CWE-824 / CWE-908
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Patch
Status: 🔍

0-Day Time: 🔍

Timelineinfo

11/01/2022 🔍
06/22/2023 +232 days 🔍
06/22/2023 +0 days 🔍
07/17/2023 +25 days 🔍

Sourcesinfo

Vendor: vmware.com

Advisory: VMSA-2023-0014
Status: Confirmed

CVE: CVE-2023-20892 (🔍)
GCVE (CVE): GCVE-0-2023-20892
GCVE (VulDB): GCVE-100-232129
scip Labs: https://www.scip.ch/en/?labs.20060413

Entryinfo

Created: 06/22/2023 14:44
Updated: 07/17/2023 06:22
Changes: 06/22/2023 14:44 (50), 07/17/2023 06:22 (11)
Complete: 🔍
Cache ID: 216::103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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