CVE-2021-22808 Use after free in n/a
A use-after-free flaw in the GUIcon tool allows arbitrary code execution when a malicious configuration file is loaded.
- 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-2021-22808?
CVE-2021-22808 is a high-severity use after free vulnerability in n/a, published on 28 Jan 2022. 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-416: Use After Free vulnerability exists that could cause arbitrary code execution when a malicious *.gd1 configuration file is loaded into the GUIcon tool. Affected Product: Eurotherm by Schneider Electric GUIcon Version 2.0 (Build 683.003) and prior
Weakness: CWE-416
Which versions are affected by CVE-2021-22808?
It affects 1 product.
Products include Schneider-Electric Guicon.
How do I fix CVE-2021-22808?
No fix has been published for CVE-2021-22808 yet. Limit exposure of the affected software until one is available.
Upgrade to the fixed version. These bugs are found with fuzzing and sanitisers and avoided by memory-safe languages. More about Use after free.
Is CVE-2021-22808 being exploited?
There is no known exploitation of CVE-2021-22808 in the wild and no public exploit code.
Other vulnerabilities in n/a
- CVE-2021-22807 Memory corruption in n/a
- CVE-2018-7813 Memory corruption in Eurotherm by Schneider Electric GUIcon V2.0 (Gold Build 683.0)
- CVE-2018-7814 Memory corruption in Eurotherm by Schneider Electric GUIcon V2.0 (Gold Build 683.0)
- CVE-2018-7815 Memory corruption in Eurotherm by Schneider Electric GUIcon V2.0 (Gold Build 683.0)
- CVE-2021-22809 Information disclosure in n/a
Sources
Also known as GHSA-xf3j-cfrc-6wx5.