CVE-2025-27494

Description

A vulnerability has been identified in SiPass integrated AC5102 (ACC-G2) (All versions < V6.4.9), SiPass integrated ACC-AP (All versions < V6.4.9). Affected devices improperly sanitize input for the pubkey endpoint of the REST API. This could allow an authenticated remote administrator to escalate privileges by injecting arbitrary commands that are executed with root privileges.

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CVSS v3.1 Score

9.1

CRITICAL

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

Weakness Type (CWE)

CWE-20 Improper Input Validation

Affected Products

Vendor	Product	Versions
siemens	sipass_integrated_ac5102_\(acc-g2\)_firmware	< 6.4.9
siemens	sipass_integrated_ac5102_\(acc-g2\)	All
siemens	sipass_integrated_acc-ap_firmware	< 6.4.9
siemens	sipass_integrated_acc-ap	All

References

Advisories & Patches

https://cert-portal.siemens.com/productcert/html/ssa-515903.html

Frequently Asked Questions

What is CVE-2025-27494? +

A vulnerability has been identified in SiPass integrated AC5102 (ACC-G2) (All versions < V6.4.9), SiPass integrated ACC-AP (All versions < V6.4.9). Affected devices improperly sanitize input for the pubkey endpoint of the REST API. This could allow an authenticated remote administrator to escalate privileges by injecting arbitrary commands that are executed with root privileges. It has a CVSS v3.1 base score of 9.1 (CRITICAL).

How severe is CVE-2025-27494? +

CVE-2025-27494 has a CVSS v3.1 score of 9.1 out of 10, rated CRITICAL. This is a critical vulnerability that should be patched immediately.

What products are affected by CVE-2025-27494? +

CVE-2025-27494 affects products from siemens, specifically: sipass_integrated_ac5102_\(acc-g2\), sipass_integrated_ac5102_\(acc-g2\)_firmware, sipass_integrated_acc-ap, sipass_integrated_acc-ap_firmware. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2025-27494? +

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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