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/

Vulnerability/
CVE-2021-22639

high

7.8

CWE

824

27/1/2021

29/1/2021

21/10/2023

CVE-2021-22639: Fuji Electric V-Server Lite VPR File Parsing Uninitialized Pointer Remote Code Execution Vulnerability

First published: Wed Jan 27 2021(Updated: )

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.

Credit: ics-cert@hq.dhs.gov

Affected Software	Affected Version	How to fix

Fujielectric V-server	<4.0.10.0
Fujielectric V-simulator	<4.0.10.0

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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/

collector/zdi-advisory
alias/ZDI-21-098
alias/ZDI-CAN-11668
alias/CVE-2021-22639
collector/nvd-index
agent/weakness
agent/type
agent/description
vendor/fuji electric
vendor/fujielectric
canonical/fujielectric v-server
canonical/fujielectric v-simulator

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