CVE-2021-42138
MEDIUM
6.5
CVSS Score
Published: December 20, 2021 at 08:19 PM UTC
Updated: June 17, 2026 at 04:09 AM UTC
2 products affected across 2 vendorsSafenet Windows Logon AgentSafenet Windows Logon Agent
Using Safenet Authentication Service by Thales CPL?
Get instant alerts when new vulnerabilities affect Safenet Authentication Service - before attackers find them.
Real-time alertsTrack your software stackFree plan available
Severity
MEDIUM6.5
Exploit prediction
EPSS 0.6%
Description
A user of a machine protected by SafeNet Agent for Windows Logon may leverage weak entropy to access the encrypted credentials of any or all the users on that machine.
Affected
Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.
v < 3.4.4
Affected range stops below 3.4.4, so it looks safe — our inference, not a vendor statement
Windows Logon Agent ≤ v < 3.4.4Windows Logon Agent
Affected range stops below 3.4.4, so it looks safe — our inference, not a vendor statement
Remediation
No guide yetNo remediation guidance has been written for this CVE yet. What the record does show:
Patch and advisory references
References (3)
x_refsource_MISCVendor Advisory
Source: [email protected]
https://cpl.thalesgroup.com/support/security-updatesCVSS
- Attack Vector
- NETWORK
- Complexity
- LOW
- Privileges
- LOW
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality
- HIGH
- Integrity
- NONE
- Availability
- NONE
Vector?
Quick Info
StatusMODIFIED
CWE
CWE-331
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