CVE-2023-48428

Severity: high (CVSS 7.2 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.6% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2023-12-12 · updated 2026-06-17
Weakness: CWE-78

Description

A vulnerability has been identified in SINEC INS (All versions < V1.0 SP2 Update 2). The radius configuration mechanism of affected products does not correctly check uploaded certificates. A malicious admin could upload a crafted certificate resulting in a denial-of-service condition or potentially issue commands on system level.

Affected products

Siemens SINEC INS: before 1.0; 1.0, 1.0-sp1, 1.0-sp2, 1.0-sp2_update_1 — fixed in 1.0

How to fix

Upgrade to a fixed version: Siemens SINEC INS 1.0. Check the vendor advisory for mitigations.

References

https://cert-portal.siemens.com/productcert/pdf/ssa-077170.pdf
https://cert-portal.siemens.com/productcert/pdf/ssa-077170.pdf

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