CVE-2021-22757 Memory corruption in IGSS Definition (Def.exe) V15.0.0.21140 and prior
Out-of-bounds read in IGSS Definition allows information disclosure or remote code execution via malicious CGF file import.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2021-22757?
CVE-2021-22757 is a high-severity memory corruption vulnerability in IGSS Definition (Def.exe) V15.0.0.21140 and prior, published on 11 Jun 2021. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.
Official description
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.
Weakness: CWE-125
Which versions are affected by CVE-2021-22757?
It affects 1 product.
Products include Schneider-Electric Interactive Graphical Scada System.
How do I fix CVE-2021-22757?
No fix has been published for CVE-2021-22757 yet. Limit exposure of the affected software until one is available.
Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.
Is CVE-2021-22757 being exploited?
There is no known exploitation of CVE-2021-22757 in the wild and no public exploit code.
Other vulnerabilities in IGSS Definition (Def.exe) V15.0.0.21140 and prior
- CVE-2013-0657 Memory corruption in n/a
- CVE-2022-2329 Integer overflow in IGSS Data Server (IGSSdataServer.exe)
- CVE-2022-24324 Memory corruption in IGSS Data Server (IGSSdataServer.exe)
- CVE-2022-32522 Memory corruption in IGSS Data Server (IGSSdataServer.exe)
- CVE-2022-32523 Memory corruption in IGSS Data Server (IGSSdataServer.exe)
Sources
Also known as GHSA-vqw7-x3cp-hhc2.