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CVE-2021-23860— Reflected Cross Site Scripting (XSS) vulnerability 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等都是德国博世（BOSCH）公司的产品。BOSCH VRM是一个应用软件。Bosch BVMS是一个应用系统。Bosch Access Easy Controller（Bosch Aec）是一种直观、用户友好的基于 Web 的访问控制系统。Bosch Divar Ip是一种多合一录

CVSS 5.0 · Medium EPSS 0.50% · P40

Possible ATT&CK Techniques 1 AI

T1059 · Command and Scripting Interpreter
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I. Basic Information for CVE-2021-23860

Vulnerability Information
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Vulnerability Title
Reflected Cross Site Scripting (XSS) vulnerability in Bosch VRM / BVMS
Source: CVE Program / CVE List V5
Vulnerability Description
An error in a page handler of the VRM may lead to a reflected cross site scripting (XSS) in the web-based interface. To exploit this vulnerability an attack must be able to modify the HTTP header that is sent. 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:H/PR:N/UI:R/S:U/C:L/I:L/A:L
Source: CVE Program / CVE List V5
Vulnerability Type
在Web页面生成时对输入的转义处理不恰当(跨站脚本)
Source: CVE Program / CVE List V5
Vulnerability Title
Bosch 多款产品跨站脚本漏洞
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等都是德国博世（BOSCH）公司的产品。BOSCH VRM是一个应用软件。Bosch BVMS是一个应用系统。Bosch Access Easy Controller（Bosch Aec）是一种直观、用户友好的基于 Web 的访问控制系统。Bosch Divar Ip是一种多合一录
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-2021-23860

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III. Intelligence Information for CVE-2021-23860

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Other References for CVE-2021-23860 (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-2021-23861 6.5 MEDIUM Possible Access to Debug Functions in Bosch VRM / BVMS

IV. Related Vulnerabilities

Same product: BVMS
Same vendor: Bosch
Same weakness: CWE-79

V. Comments for CVE-2021-23860

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