CVE-2025-1235: wago fully managed switches 0852-0303 Integer Overflow or Wraparound

Vulnerability summary

CVE-2025-1235 is a medium (CVSS 4.3) Integer Overflow or Wraparound vulnerability in wago fully managed switches 0852-0303. EPSS estimates a 0.28% chance of exploitation in the next 30 days, higher than 19.4% of scored vulnerabilities.

Timeline

1. 02-06-2025
   PublishedVulnerability first disclosed.
2. 02-06-2025
   Last modifiedVulnerability information updated.

Description

A low privileged attacker can set the date of the devices to the 19th of January 2038 an therefore exceed the 32-Bit time limit. This causes the date of the switch to be set back to January 1st, 1970.

• CWE-190Integer Overflow or WraparoundThe product performs a calculation that can produce an integer overflow or wraparound when the logic assumes that the resulting value will always be larger than the original value. This occurs when an integer value is incremented to a value that is too large to store in the associated representation. When this occurs, the value may become a very small or negative number.