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CVE-2021-22751

• Severity: high (CVSS 7.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.9% 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-787

Description

A CWE-787: Out-of-bounds write vulnerability exists inIGSS Definition (Def.exe) V15.0.0.21140 and prior that could result in disclosure of information or execution of arbitrary code due to lack of input validation, when a malicious CGF (Configuration Group File) file is imported to 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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