CVE-2021-38421: Fuji Electric Tellus Lite V-Simulator out of bounds read
First published: Mon Dec 20 2021(Updated: )
Fuji Electric V-Server Lite and Tellus Lite V-Simulator prior to v4.0.12.0 is vulnerable to an out-of-bounds read, which may allow an attacker to read sensitive information from other memory locations or cause a crash.
Credit: ics-cert@hq.dhs.gov
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Fujielectric V-server | <4.0.12.0 | |
| Fujielectric V-simulator | <4.0.12.0 | |
| Fuji Electric V-Server Lite | <4.0.12.0 | 4.0.12.0 |
| Fuji Electric Tellus Lite V-Simulator | <4.0.12.0 | 4.0.12.0 |
Remedy
Fuji Electric recommends updating software to the latest version: TELLUS Lite software: Version 4.0.12.0 Disk1 TELLUS Lite software: Version 4.0.12.0 Disk2 V-Server Lite software: Version 4.0.12.0 Disk1 V-Server Lite software: Version 4.0.12.0 Disk2
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Reference Links
Frequently Asked Questions
What is CVE-2021-38421?
CVE-2021-38421 is a vulnerability in Fuji Electric V-Server Lite and Tellus Lite V-Simulator that allows an attacker to read sensitive information from other memory locations or cause a crash.
What is the severity of CVE-2021-38421?
The severity of CVE-2021-38421 is high, with a CVSS score of 7.1.
How does CVE-2021-38421 affect Fuji Electric V-Server Lite and Tellus Lite V-Simulator?
CVE-2021-38421 affects Fuji Electric V-Server Lite and Tellus Lite V-Simulator versions prior to v4.0.12.0, allowing an attacker to read sensitive information or cause a crash.
How can I fix CVE-2021-38421?
To fix CVE-2021-38421, update Fuji Electric V-Server Lite and Tellus Lite V-Simulator to version v4.0.12.0 or later.
Where can I find more information about CVE-2021-38421?
For more information about CVE-2021-38421, you can refer to the advisory from CISA at https://www.cisa.gov/uscert/ics/advisories/icsa-21-299-01.
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