Interactive Graphical Scada System
CVE-2021-22757
HIGH
Severity by source
AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Primary rating from NVD · only source for this CVE.
CVSS VectorNVD
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Lifecycle Timeline
1DescriptionNVD
A CWE-125: Out-of-bounds read vulnerability exists inIGSS Definition (Def.exe) V15.0.0.21140 and prior that could result in disclosure of information or remote code execution due to lack of sanity checks on user-supplied input data, when a malicious CGF file is imported to IGSS Definition.
AnalysisAI
A CWE-125: Out-of-bounds read vulnerability exists inIGSS Definition (Def.exe) V15.0.0.21140 and prior that could result in disclosure of information or remote code execution due to lack of sanity. Rated high severity (CVSS 7.8), this vulnerability is no authentication required, low attack complexity. No vendor patch available.
Technical ContextAI
This vulnerability is classified as Out-of-bounds Read (CWE-125), which allows attackers to read data from memory outside the intended buffer boundaries. A CWE-125: Out-of-bounds read vulnerability exists inIGSS Definition (Def.exe) V15.0.0.21140 and prior that could result in disclosure of information or remote code execution due to lack of sanity checks on user-supplied input data, when a malicious CGF file is imported to IGSS Definition. Affected products include: Schneider-Electric Interactive Graphical Scada System.
RemediationAI
No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Validate array indices and buffer lengths. Use memory-safe languages. Enable AddressSanitizer during testing.
Stack-based buffer overflow in Schneider Electric Interactive Graphical SCADA System (IGSS) 10 and earlier allows remote
A DLL Hijacking issue was discovered in Schneider Electric Interactive Graphical SCADA System (IGSS) Software, Version 1
A CWE-306: Missing Authentication for Critical Function vulnerability exists in the IGSS Update Service that could allow
A CWE-22: Improper Limitation of a Pathname to a Restricted Directory vulnerability exists inIGSS Definition (Def.exe) V
A CWE-119: Improper Restriction of Operations within the Bounds of a Memory Buffer vulnerability exists inIGSS Definitio
A CWE-763: Release of invalid pointer or reference vulnerability exists inIGSS Definition (Def.exe) V15.0.0.21140 and pr
A CWE-416: Use after free vulnerability exists inIGSS Definition (Def.exe) V15.0.0.21140 and prior that could result in
A CWE-824: Access of uninitialized pointer vulnerability exists inIGSS Definition (Def.exe) V15.0.0.21140 and prior that
A CWE-125: Out-of-bounds read vulnerability exists inIGSS Definition (Def.exe) V15.0.0.21140 and prior that could result
A CWE-787: Out-of-bounds write vulnerability exists inIGSS Definition (Def.exe) V15.0.0.21140 and prior that could resul
A CWE-787: Out-of-bounds write vulnerability exists inIGSS Definition (Def.exe) V15.0.0.21140 and prior that could resul
A CWE-125: Out-of-bounds read vulnerability exists inIGSS Definition (Def.exe) V15.0.0.21140 and prior that could result
Same weakness CWE-125 – Out-of-bounds Read
View allSame technique Buffer Overflow
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External POC / Exploit Code
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