CVE-2018-7803

MEDIUM 5.9CVE-2018-7803 · Published 22/05/2019 · updated 17/06/2026

In short

CVE-2018-7803 is a MEDIUM (CVSS 5.9) vulnerability affecting triconex tristation emulator (schneider-electric).
Chance of exploitation in the next 30 days (EPSS): 1.1%, higher than 66.8% of all vulnerabilities.
No patched version is listed yet: follow the vendor's advisory in References.

Package	Affected versions	Patched versions
triconex tristation emulator schneider-electric	`= 1.2.0`	No fix yet

Description

A CWE-754 Improper Check for Unusual or Exceptional Conditions vulnerability exists in Triconex TriStation Emulator V1.2.0, which could cause the emulator to crash when sending a specially crafted packet. The emulator is used infrequently for application logic testing. It is susceptible to an attack only while running in off-line mode. This vulnerability does not exist in Triconex hardware products and therefore has no effect on the operating safety functions in a plant.

References

schneider-electric.com/ww/en/download/document/SEVD-2019-071-03 · Vendor Advisory

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