V Server
CVE-2019-3946
HIGH
Severity by source
AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Primary rating from NVD · only source for this CVE.
CVSS VectorNVD
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Lifecycle Timeline
1DescriptionNVD
Fuji Electric V-Server before 6.0.33.0 is vulnerable to denial of service via a crafted UDP message sent to port 8005. An unauthenticated, remote attacker can crash vserver.exe due to an integer overflow in the UDP message handling logic.
AnalysisAI
Fuji Electric V-Server before 6.0.33.0 is vulnerable to denial of service via a crafted UDP message sent to port 8005. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.
Technical ContextAI
This vulnerability is classified as Integer Overflow (CWE-190), which allows attackers to cause unexpected behavior through arithmetic overflow. Fuji Electric V-Server before 6.0.33.0 is vulnerable to denial of service via a crafted UDP message sent to port 8005. An unauthenticated, remote attacker can crash vserver.exe due to an integer overflow in the UDP message handling logic. Affected products include: Fujielectric V-Server. Version information: before 6.0.33.0.
RemediationAI
No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Validate arithmetic operations, use safe integer libraries, check bounds before allocation.
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
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
Fuji Electric V-Server Lite and Tellus Lite V-Simulator prior to v4.0.12.0 is vulnerable to an out-of-bounds write, whic
Same weakness CWE-190 – Integer Overflow or Wraparound
View allSame technique Denial Of Service
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External POC / Exploit Code
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