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CVE-2021-23857— Login with hash

Quick assessment

Affected
Rexroth IndraMotion MLC L25, L45, L65, L75, L85, XM21, XM22, XM41 and XM42 IndraMotion XLC
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 存在安全漏洞，该漏洞源于网络系统或产品未正确使用相关密码算法，导致内容未正确加密、弱加密、明文存储敏感信息等。

CVSS 10.0 · Critical EPSS 1.23% · P68
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I. Basic Information for CVE-2021-23857

Vulnerability Information
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Vulnerability Title
Login with hash
Source: CVE Program / CVE List V5
Vulnerability Description
Login with hash: The login routine allows the client to log in to the system not by using the password, but by using the hash of the password. Combined with CVE-2021-23858, this allows an attacker to subsequently login to the system.
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
在认证机制中使用口令哈希代替口令
Source: CVE Program / CVE List V5
Vulnerability Title
Bosch Rexroth IndraMotion Mlc 授权问题漏洞
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 存在安全漏洞，该漏洞源于网络系统或产品未正确使用相关密码算法，导致内容未正确加密、弱加密、明文存储敏感信息等。
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 L25, L45, L65, L75, L85, XM21, XM22, XM41 and XM42 IndraMotion XLC 12 VRS ~ unspecified -
Rexroth IndraMotion MLC L20, L40 12 VRS ~ unspecified -

II. Public POCs for CVE-2021-23857

# POC Description Source Link Shenlong Link
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III. Intelligence Information for CVE-2021-23857

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Other References for CVE-2021-23857 (1)

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

CVE-2021-23856 10.0 CRITICAL Reflected Cross-Site-Scripting
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-836

V. Comments for CVE-2021-23857

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