CVE-2024-39871: sinema remote Auth Bypass — Fix

Description

A vulnerability has been identified in SINEMA Remote Connect Server (All versions < V3.2 SP1). Affected applications do not properly separate the rights to edit device settings and to edit settings for communication relations. This could allow an authenticated attacker with the permission to manage devices to gain access to participant groups that the attacked does not belong to.

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CVSS v3.1 Score

6.3

MEDIUM

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L

Weakness Type (CWE)

CWE-863 Incorrect Authorization

Affected Products

Vendor	Product	Versions
siemens	sinema_remote_connect_server	< 3.2
siemens	sinema_remote_connect_server	All
siemens	sinema_remote_connect_server	All

References

Advisories & Patches

https://cert-portal.siemens.com/productcert/html/ssa-381581.html https://cert-portal.siemens.com/productcert/html/ssa-381581.html

Frequently Asked Questions

What is CVE-2024-39871? +

A vulnerability has been identified in SINEMA Remote Connect Server (All versions < V3.2 SP1). Affected applications do not properly separate the rights to edit device settings and to edit settings for communication relations. This could allow an authenticated attacker with the permission to manage devices to gain access to participant groups that the attacked does not belong to. It has a CVSS v3.1 base score of 6.3 (MEDIUM).

How severe is CVE-2024-39871? +

CVE-2024-39871 has a CVSS v3.1 score of 6.3 out of 10, rated MEDIUM. This is a medium-severity vulnerability that should be remediated as part of regular maintenance.

What products are affected by CVE-2024-39871? +

CVE-2024-39871 affects products from siemens, specifically: sinema_remote_connect_server. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2024-39871? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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