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CVE-2022-2302— LENZE: Missing password verification in authorisation procedure

Quick assessment

Affected
LENZE cabinet c520
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.

Lenze cabinet c520等都是德国Lenze公司的一款机柜。 Lenze cabinet c520 V01.07.00.2757 到 V01.08.01.3021版本、cabinet c550 V01.07.00.2757 到 V01.08.01.3021版本、cabinet c750 V01.07.00.2757 到 V01.08.01.3021版本存在授权问题漏洞，该漏洞源于使用用户管理通过匿名或用户/密码验证来验证客户端，如果选择用户/密码验证，则在第二次登录时跳过密码验证，因此，会出现

CVSS 9.8 · Critical EPSS 2.08% · P81
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I. Basic Information for CVE-2022-2302

Vulnerability Information
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Vulnerability Title
LENZE: Missing password verification in authorisation procedure
Source: CVE Program / CVE List V5
Vulnerability Description
Multiple Lenze products of the cabinet series skip the password verification upon second login. After a user has been logged on to the device once, a remote attacker can get full access without knowledge of the password.
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
认证中关键步骤缺失
Source: CVE Program / CVE List V5
Vulnerability Title
多款Lenze产品授权问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Lenze cabinet c520等都是德国Lenze公司的一款机柜。 Lenze cabinet c520 V01.07.00.2757 到 V01.08.01.3021版本、cabinet c550 V01.07.00.2757 到 V01.08.01.3021版本、cabinet c750 V01.07.00.2757 到 V01.08.01.3021版本存在授权问题漏洞，该漏洞源于使用用户管理通过匿名或用户/密码验证来验证客户端，如果选择用户/密码验证，则在第二次登录时跳过密码验证，因此，会出现
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
LENZE cabinet c520 V01.07.00.2757 ~ V01.08.01.3021 -
LENZE cabinet c550 V01.07.00.2757 ~ V01.08.01.3021 -
LENZE cabinet c750 V01.07.00.2757 ~ V01.08.01.3021 -

II. Public POCs for CVE-2022-2302

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III. Intelligence Information for CVE-2022-2302

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Other References for CVE-2022-2302 (1)

IV. Related Vulnerabilities

Same vendor: LENZE
Same weakness: CWE-304

V. Comments for CVE-2022-2302

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