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CVE-2021-23861— Possible Access to Debug Functions in Bosch VRM / BVMS

Quick assessment

Affected
Bosch BVMS
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Bosch Access Professional Edition等都是德国博世（Bosch）公司的产品。Bosch Access Professional Edition是一套企业访问控制和安防管理解决方案。Bosch VRM是一个应用软件。Bosch BVMS是一个应用系统。 Bosch 多款产品存在安全漏洞，攻击者可利用此漏洞通过执行特殊命令访问VRM上的扩展调试功能。

CVSS 6.5 · Medium EPSS 0.80% · P53

Possible ATT&CK Techniques 1 AI

T1068 · Exploitation for Privilege Escalation
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I. Basic Information for CVE-2021-23861

Vulnerability Information
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Vulnerability Title
Possible Access to Debug Functions in Bosch VRM / BVMS
Source: CVE Program / CVE List V5
Vulnerability Description
By executing a special command, an user with administrative rights can get access to extended debug functionality on the VRM allowing an impact on integrity or availability of the installed software. This issue also affects installations of the DIVAR IP and BVMS with VRM installed.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
遗留的调试代码
Source: CVE Program / CVE List V5
Vulnerability Title
多款Bosch产品安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Bosch Access Professional Edition等都是德国博世（Bosch）公司的产品。Bosch Access Professional Edition是一套企业访问控制和安防管理解决方案。Bosch VRM是一个应用软件。Bosch BVMS是一个应用系统。 Bosch 多款产品存在安全漏洞，攻击者可利用此漏洞通过执行特殊命令访问VRM上的扩展调试功能。
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)

Affected Products

Vendor Product Affected Versions CPE Subscribe
Bosch BVMS unspecified ~ 9.0.0 -
Bosch DIVAR IP 7000 R2 all -
Bosch DIVAR IP all-in-one 5000 all -
Bosch DIVAR IP all-in-one 7000 all -
Bosch VRM unspecified ~ 3.81 -

II. Public POCs for CVE-2021-23861

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III. Intelligence Information for CVE-2021-23861

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Other References for CVE-2021-23861 (1)

Same Patch Batch · Bosch · 2021-12-08 · 4 CVEs total

CVE-2021-23859 9.1 CRITICAL Denial of Service and Authentication Bypass Vulnerability in multiple Bosch products
CVE-2021-23862 7.2 HIGH Authenticated Remote Code Execution
CVE-2021-23860 5.0 MEDIUM Reflected Cross Site Scripting (XSS) vulnerability in Bosch VRM / BVMS

IV. Related Vulnerabilities

Same product: BVMS
Same vendor: Bosch
Same weakness: CWE-489

V. Comments for CVE-2021-23861

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