CVE-2021-38409

Fuji Electric Tellus Lite V-Simulator uninitialized pointer

HIGH
7.8
CVSS Score
Published: December 20, 2021 at 08:08 PM UTC
Updated: June 17, 2026 at 04:02 AM UTC
3 products affected across 1 vendorV-ServerV SimulatorTellus Lite V-Simulator

Using V-Server Lite by Fuji Electric?

Get instant alerts when new vulnerabilities affect V-Server Lite - before attackers find them.

Real-time alertsTrack your software stackFree plan available
Severity
HIGH7.8
Exploit prediction
EPSS 0.7%

Description

Fuji Electric V-Server Lite and Tellus Lite V-Simulator prior to v4.0.12.0 is vulnerable to an access of uninitialized pointer, which may allow an attacker read from or write to unexpected memory locations, leading to a denial-of-service.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

v < 4.0.12.0
Affected range stops below 4.0.12.0, so it looks safe — our inference, not a vendor statement
v < 4.0.12.0
Affected range stops below 4.0.12.0, so it looks safe — our inference, not a vendor statement
v < 4.0.12.0
Affected range stops below 4.0.12.0, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

References (1)

x_refsource_MISCPatchThird Party AdvisoryUS Government Resource
https://www.cisa.gov/uscert/ics/advisories/icsa-21-299-01

CVSS

7.8HIGHicscert
Attack Vector
LOCAL
Complexity
LOW
Privileges
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-824

Get alerted

Stop reading CVE feeds looking for your own stack

Track the products you run and VulnTracker tells you when a new CVE affects them — with what is known about fixing it, and nothing about the rest.

Free plan, no card