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CVE-2023-6545— Beckhoff: Open redirect in TwinCAT/BSD package authelia-bhf

Quick assessment

Affected
Beckhoff authelia-bhf of TwinCAT/BSD
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.

Beckhoff TwinCAT/BSD是德国倍福（Beckhoff）公司的一款新型操作系统。 Beckhoff TwinCAT/BSD authelia-bhf package 4.37.5之前版本存在输入验证错误漏洞，该漏洞源于允许远程非特权攻击者将用户重定向到另一个站点。

CVSS 4.7 · Medium EPSS 0.43% · P36

Possible ATT&CK Techniques 1 AI

T1189 · Drive-by Compromise
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I. Basic Information for CVE-2023-6545

Vulnerability Information
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Vulnerability Title
Beckhoff: Open redirect in TwinCAT/BSD package authelia-bhf
Source: CVE Program / CVE List V5
Vulnerability Description
The package authelia-bhf included in Beckhoffs TwinCAT/BSD is prone to an open redirect that allows a remote unprivileged attacker to redirect a user to another site. This may have limited impact to integrity and does solely affect anthelia-bhf the Beckhoff fork of authelia.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:N/I:L/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
指向未可信站点的URL重定向(开放重定向)
Source: CVE Program / CVE List V5
Vulnerability Title
Beckhoff TwinCAT/BSD 输入验证错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Beckhoff TwinCAT/BSD是德国倍福（Beckhoff）公司的一款新型操作系统。 Beckhoff TwinCAT/BSD authelia-bhf package 4.37.5之前版本存在输入验证错误漏洞，该漏洞源于允许远程非特权攻击者将用户重定向到另一个站点。
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
Beckhoff authelia-bhf of TwinCAT/BSD 0 ~ 4.37.5 -

II. Public POCs for CVE-2023-6545

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III. Intelligence Information for CVE-2023-6545

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Other References for CVE-2023-6545 (2)

IV. Related Vulnerabilities

Same vendor: Beckhoff
Same weakness: CWE-601

V. Comments for CVE-2023-6545

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