Description
Check for certificate revocation only considers the first matching CRL and ignores other valid CRLs of the same CA in the CycloneCrypto cryptographic wrapper of S2OPC library. It might allow connection between an OPC UA client and server using a revoked certificate.
References (1)
Core 1
Core References
Scores
CVSS v3
5.6
EPSS
0.0011
EPSS Percentile
1.4%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
no
Technical Impact
partial
Details
CWE
CWE-299
Status
published
Products (1)
Systerel/S2OPC
1.5.0 - 1.7.3
Published
Jun 09, 2026
Tracked Since
Jun 09, 2026