Buffer overflow in Schneider-Electric Interactive Graphical Scada System

CVE-2021-22761

A CWE-119: Improper Restriction of Operations within the Bounds of a Memory Buffer vulnerability exists inIGSS Definition (Def.exe) V15.0.0.21140 and prior that could result in disclosure of information or remote code e+F15xecution due to missing length check on user supplied data, when a malicious CGF file is imported to IGSS Definition.

Vulnerability class: Buffer Overflow

EPSS: 0.007 (48.1th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2021-22761?
CVE-2021-22761 is a high-severity vulnerability in Schneider-Electric Interactive Graphical Scada System, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 7.8/10. Published 2021-06-11.
How severe is CVE-2021-22761?
High severity. CVSS v3 base score is 7.8 out of 10.