CVE-2023-34048— VMware vCenter Server Out-of-Bounds Write Vulnerability
Quick assessment
Affected
VMware VMware vCenter Server
Exploitation
Confirmed exploitation in the wild; remediate immediately
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.
VMware vCenter Server是美国威睿（VMware）公司的一套服务器和虚拟化管理软件。该软件提供了一个用于管理VMware vSphere环境的集中式平台，可自动实施和交付虚拟基础架构。 VMware vCenter Server 8.0版本，7.0版本，5.x版本，4.x版本存在安全漏洞，该漏洞源于在DCERPC协议的实现中包含越界写入漏洞。攻击者可利用该漏洞导致远程代码执行。
Public Exploits 1
Nuclei · 1
CVE-2023-34048.yaml [template]
In-the-Wild Activity Observed
cisa_kev · confirmed
Possible ATT&CK Techniques 2 AI
T1059 · Command and Scripting Interpreter T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2023-34048
Vulnerability Information
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Vulnerability Title
VMware vCenter Server Out-of-Bounds Write Vulnerability
Source: CVE Program / CVE List V5
Vulnerability Description
vCenter Server contains an out-of-bounds write vulnerability in the implementation of the DCERPC protocol. A malicious actor with network access to vCenter Server may trigger an out-of-bounds write potentially leading to remote code execution.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5
Vulnerability Title
VMware vCenter Server 缓冲区错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
VMware vCenter Server是美国威睿（VMware）公司的一套服务器和虚拟化管理软件。该软件提供了一个用于管理VMware vSphere环境的集中式平台，可自动实施和交付虚拟基础架构。 VMware vCenter Server 8.0版本，7.0版本，5.x版本，4.x版本存在安全漏洞，该漏洞源于在DCERPC协议的实现中包含越界写入漏洞。攻击者可利用该漏洞导致远程代码执行。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Shenlong Deep Dive — AI Deep Analysis
10-question deep dive: root cause, exploitation, mitigation, urgency. Read summary free, full version requires login.
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| VMware | VMware vCenter Server | 8.0 ~ 8.0U2 | - |
|
| VMware | VMware Cloud Foundation (VMware vCenter Server) | 5.x | - |
|
II. Public POCs for CVE-2023-34048
| # | POC Description | Source Link | Shenlong Link |
|---|---|---|---|
| 1 | None | https://github.com/K1i7n/CVE-2023-34048-findings | POC Details |
| 2 | vCenter Server contains an out-of-bounds write caused by a vulnerability in the DCERPC protocol implementation. A malicious actor with network access can trigger remote code execution on vCenter Server. | https://github.com/projectdiscovery/nuclei-templates/blob/main/http/cves/2023/CVE-2023-34048.yaml | POC Details |
AI-Generated POC
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Vendor Advisories for CVE-2023-34048 (1)
IV. Related Vulnerabilities
Same vendor: VMware
V. Comments for CVE-2023-34048
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