CVE-2020-7550: 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 and prior 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 for this vulnerability?
The vulnerability ID for this vulnerability is CVE-2020-7550.
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'.
What is the affected software by this vulnerability?
The affected software by this vulnerability is Schneider Electric IGSS versions up to and including 14.0.0.20247 and Schneider-electric Interactive Graphical Scada System.
How severe is this vulnerability?
This vulnerability is rated high with a severity value of 7.8.
How can this vulnerability be exploited?
This vulnerability can be exploited by remote attackers who can execute arbitrary code by tricking the target into visiting a malicious page or opening a malicious file.