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CVE-2021-34569criticalCWE-787

WAGO I/O-Check Service prone to Out-of-bounds Write

28Vexday Risk Score

No sign of exploitation. No public exploitation artifact known so far.

ssvc Trackcvss 9.8epss 0.8%
exploitation probability
0.8%top 47% of all CVEs
observed exploitation
nono source reports it
In WAGO I/O-Check Service in multiple products an attacker can send a specially crafted packet containing OS commands to crash the diagnostic tool and write memory.
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H