CVE-2020-7554: Schneider Electric IGSS CGF File Parsing Stack-based Buffer Overflow Remote Code Execution Vulnerability
A CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer vulnerability exists in IGSS Definition (Def.exe) version 14.0.0.20247 that could cause Remote Code Execution when malicious CGF (Configuration Group File) file is imported to IGSS Definition.
Other sources
This vulnerability allows remote attackers to execute arbitrary code on affected installations of Schneider Electric IGSS. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file. The specific flaw exists within the parsing of CGF files. The issue results from the lack of proper validation of the length of user-supplied data prior to copying it to a stack-based buffer. An attacker can leverage this vulnerability to execute code in the context of the current process.
Affected Software
Event History
Frequently Asked Questions
What is the vulnerability ID?
The vulnerability ID is CVE-2020-7554.
What is the title of this vulnerability?
The title of this vulnerability is Schneider Electric IGSS CGF File Parsing Stack-based Buffer Overflow Remote Code Execution Vulnerability.
How can remote attackers exploit this vulnerability?
Remote attackers can exploit this vulnerability by executing arbitrary code on affected installations of Schneider Electric IGSS through user interaction, such as visiting a malicious page or opening a malicious file.
What is the affected software?
The affected software includes Schneider-electric Interactive Graphical Scada System versions up to and including 14.0.0.20247, as well as Schneider Electric IGSS.
What is the severity of CVE-2020-7554?
CVE-2020-7554 has a severity rating of 7.8 (high).
What is the Common Weakness Enumeration (CWE) ID associated with this vulnerability?
The CWE ID associated with this vulnerability is CWE-119.
Where can I find more information about CVE-2020-7554?
You can find more information about CVE-2020-7554 on the Schneider Electric website (https://www.se.com/ww/en/download/document/SEVD-2020-315-03/) and the Zero Day Initiative website (https://www.zerodayinitiative.com/advisories/ZDI-21-093/).