CVE-2018-7784

Severity: critical (CVSS 9.8 v3.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 2.3% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2018-07-03 · updated 2026-06-17
Weakness: CWE-20

Description

In Schneider Electric U.motion Builder software versions prior to v1.3.4, this exploit occurs when the submitted data of an input string is evaluated as a command by the application. In this way, the attacker could execute code, read the stack, or cause a segmentation fault in the running application.

Affected products

Schneider-Electric U.Motion: before 1.3.4 — fixed in 1.3.4

How to fix

Upgrade to a fixed version: Schneider-Electric U.Motion 1.3.4. Check the vendor advisory for mitigations.

References

http://www.securityfocus.com/bid/104447
https://www.schneider-electric.com/en/download/document/SEVD-2018-151-01/
http://www.securityfocus.com/bid/104447
https://www.schneider-electric.com/en/download/document/SEVD-2018-151-01/

Get alerted when CVE-2018-7784 or the next vulnerability affects your stack