V Server
CVE-2021-38421
HIGH
Severity by source
AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H
Primary rating from NVD · only source for this CVE.
CVSS VectorNVD
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H
Lifecycle Timeline
1DescriptionNVD
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.
AnalysisAI
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. Rated high severity (CVSS 7.1), this vulnerability is no authentication required, low attack complexity.
Technical ContextAI
This vulnerability is classified as Out-of-bounds Read (CWE-125), which allows attackers to read data from memory outside the intended buffer boundaries. 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. Affected products include: Fujielectric V-Server, Fujielectric V-Simulator.
RemediationAI
A vendor patch is available. Apply the latest security update as soon as possible. Validate array indices and buffer lengths. Use memory-safe languages. Enable AddressSanitizer during testing.
Fuji Electric V-Server before 6.0.33.0 stores database credentials in project files as plaintext. Rated critical severit
A heap-based buffer overflow issue has been identified in the way the application processes project files, allowing an a
Fuji Electric V-Server before 6.0.33.0 is vulnerable to denial of service via a crafted UDP message sent to port 8005. R
In Fuji Electric V-Server 4.0.6 and prior, several heap-based buffer overflows have been identified, which may allow an
Multiple heap-based buffer overflow vulnerabilities exist in V-Server V4.0.18.0 and earlier and V-Server Lite V4.0.18.0
Out-of-bounds read vulnerability exists in V-Server V4.0.18.0 and earlier and V-Server Lite V4.0.18.0 and earlier. Rated
Out-of-bounds write vulnerability exists in V-Server V4.0.18.0 and earlier and V-Server Lite V4.0.18.0 and earlier. Rate
Stack-based buffer overflow vulnerability in V-Server v4.0.15.0 and V-Server Lite v4.0.15.0 and earlier allows an attack
Out-of-bounds read vulnerability exists in V-Server v4.0.11.0 and earlier and V-Server Lite v4.0.13.0 and earlier, which
Out-of-bounds write vulnerability exists in V-Server v4.0.11.0 and earlier and V-Server Lite v4.0.13.0 and earlier, whic
Use after free vulnerability exists in the simulator module contained in the graphic editor 'V-SFT' versions prior to v6
Out-of-bounds read vulnerability exist in the simulator module contained in the graphic editor 'V-SFT' v6.1.3.0 and earl
Same weakness CWE-125 – Out-of-bounds Read
View allSame technique Buffer Overflow
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External POC / Exploit Code
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