CVE-2021-22753

Severity: high (CVSS 7.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 1.2% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2021-06-11 · updated 2026-06-17
Weakness: CWE-125

Description

A CWE-125: Out-of-bounds read vulnerability exists inIGSS Definition (Def.exe) V15.0.0.21140 and prior that could result in loss of data or remote code execution due to missing length checks, when a malicious WSP file is being parsed by IGSS Definition.

Affected products

Interactive Graphical SCADA System (IGSS) Definition (Def.exe) V15.0.0.21041 and prior: through 15.0.0.21140

References

http://download.schneider-electric.com/files?p_Doc_Ref=SEVD-2021-159-01
http://download.schneider-electric.com/files?p_Doc_Ref=SEVD-2021-159-01

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