Description
A vulnerability has been identified in SIRIUS 3RK3 Modular Safety System (MSS) (All versions), SIRIUS Safety Relays 3SK2 (All versions). The affected devices do not require authentication to access critical resources. An attacker with network access could retrieve sensitive information from certain data records, including obfuscated safety passwords.
Scores
CVSS v3
5.9
EPSS
0.0013
EPSS Percentile
31.7%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
no
Technical Impact
partial
Details
CWE
CWE-732
Status
published
Products (2)
Siemens/SIRIUS 3RK3 Modular Safety System (MSS)
Siemens/SIRIUS Safety Relays 3SK2
Published
May 13, 2025
Tracked Since
Feb 18, 2026