← back
CVE-2020-12516highCWE-400

WAGO: PLC families 750-88x and 750-352 prone to DoS attack

21Vexday Risk Score

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

ssvc Trackcvss 7.5epss 1.9%
exploitation probability
1.9%top 23% of all CVEs
observed exploitation
nono source reports it
In short

Older versions of WAGO PLC controllers (750-88x and 750-352 models) can be forced to stop working through a specially crafted denial of service attack, disrupting industrial operations that depend on these devices.

Technical detail

The vulnerability affects WAGO PLC firmware versions FW1 through FW10 in the 750-88x and 750-352 families, allowing remote attackers to trigger a denial of service condition via a specially crafted request, resulting in unavailability of critical industrial control systems.

Summary generated and translated by AI from the official description.
Older firmware versions (FW1 up to FW10) of the WAGO PLC family 750-88x and 750-352 are vulnerable for a special denial of service attack.
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H