CODESYS runtime system prone to denial of service due to Unexpected Sign Extension
21Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackcvss 8.8epss 1.1%
exploitation probability
1.1%top 37% of all CVEs
observed exploitation
nono source reports it
In multiple CODESYS products, a remote attacker may craft a request which may cause an unexpected sign extension, resulting in a denial-of-service condition or memory overwrite.
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H