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CVE-2021-23856— Reflected Cross-Site-Scripting

Quick assessment

Affected
Rexroth IndraMotion MLC L20, L40
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 Rexroth Rexroth IndraMotion Mlc是德国博世力士乐（Bosch Rexroth）公司的一种将运动与逻辑控制，以及机器人控制相结合的新型设备。 Rexroth IndraMotion Mlc 存在跨站脚本漏洞，该漏洞源于WEB应用缺少对客户端数据的正确验证。攻击者可利用该漏洞执行客户端代码。

CVSS 10.0 · Critical EPSS 0.63% · P48
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I. Basic Information for CVE-2021-23856

Vulnerability Information
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Vulnerability Title
Reflected Cross-Site-Scripting
Source: CVE Program / CVE List V5
Vulnerability Description
The web server is vulnerable to reflected XSS and therefore an attacker might be able to execute scripts on a client’s computer by sending the client a manipulated URL.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
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 Rexroth IndraMotion Mlc 跨站脚本漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Bosch Rexroth Rexroth IndraMotion Mlc是德国博世力士乐（Bosch Rexroth）公司的一种将运动与逻辑控制，以及机器人控制相结合的新型设备。 Rexroth IndraMotion Mlc 存在跨站脚本漏洞，该漏洞源于WEB应用缺少对客户端数据的正确验证。攻击者可利用该漏洞执行客户端代码。
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
Rexroth IndraMotion MLC L20, L40 All -

II. Public POCs for CVE-2021-23856

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III. Intelligence Information for CVE-2021-23856

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Other References for CVE-2021-23856 (1)

Same Patch Batch · Rexroth · 2021-10-04 · 4 CVEs total

CVE-2021-23857 10.0 CRITICAL Login with hash
CVE-2021-23855 8.6 HIGH Information disclosure
CVE-2021-23858 8.6 HIGH Information disclosure

IV. Related Vulnerabilities

Same vendor: Rexroth
Same weakness: CWE-79

V. Comments for CVE-2021-23856

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