CVE-2021-22639: Fuji Electric V-Server Lite VPR File Parsing Uninitialized Pointer Remote Code Execution Vulnerability
An uninitialized pointer issue has been identified in the way the application processes project files, allowing an attacker to craft a special project file that may allow arbitrary code execution on the Tellus Lite V-Simulator and V-Server Lite (versions prior to 4.0.10.0).
Other sources
This vulnerability allows remote attackers to execute arbitrary code on affected installations of Fuji Electric V-Server Lite. 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 VPR files. The issue results from the lack of proper initialization of a pointer prior to accessing it. 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 issue?
The vulnerability ID is CVE-2021-22639.
What is the severity of CVE-2021-22639?
The severity of CVE-2021-22639 is high with a CVSS score of 7.8.
What software is affected by CVE-2021-22639?
Fuji Electric V-Server Lite version up to 4.0.10.0 is affected by CVE-2021-22639.
How does the vulnerability in Fuji Electric V-Server Lite get exploited?
The vulnerability in Fuji Electric V-Server Lite requires user interaction, such as visiting a malicious page or opening a malicious file.
Are there any references for CVE-2021-22639?
Yes, you can find more information about CVE-2021-22639 at the following references: - https://us-cert.cisa.gov/ics/advisories/icsa-21-026-01 - https://www.zerodayinitiative.com/advisories/ZDI-21-098/