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CVE-2020-3998

MEDIUM
6.5
CVSS Score
Published: October 23, 2020 at 01:49 PM UTC
Updated: June 17, 2026 at 03:19 AM UTC
1 product affected across 1 vendorHorizon Client· also runs on 1 platform

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Severity
MEDIUM6.5
Exploit prediction
EPSS 1%

Description

VMware Horizon Client for Windows (5.x prior to 5.5.0) contains an information disclosure vulnerability. A malicious attacker with local privileges on the machine where Horizon Client for Windows is installed may be able to retrieve hashed credentials if the client crashes.

Affected

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

Horizon Client· VMware
95%
v < 5.5.05.0.0 ≤ v < 5.5.0
Affected range stops below 5.5.0, so it looks safe — our inference, not a vendor statement
microsoft-windows (environment)

Runs on — not affected

The affected product only carries this flaw when running on these platforms. The platforms themselves are not vulnerable.

Remediation

No guide yet

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

Patch and advisory references

References (1)

x_refsource_MISCPatchVendor Advisory
Source: [email protected]
https://www.vmware.com/security/advisories/VMSA-2020-0024.html

CVSS

6.5MEDIUM[email protected]
Attack Vector
NETWORK
Complexity
LOW
Privileges
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
NONE
Availability
NONE
Vector?

Quick Info

StatusMODIFIED
CWE
NVD-CWE-noinfo

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