← back
CVE-2021-34567highCWE-125

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

21Vexday Risk Score

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

ssvc Trackcvss 8.2epss 0.8%
exploitation probability
0.8%top 48% of all CVEs
observed exploitation
nono source reports it
In WAGO I/O-Check Service in multiple products an unauthenticated remote attacker can send a specially crafted packet containing OS commands to provoke a denial of service and an limited out-of-bounds read.
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:H