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CVE-2021-21547

MEDIUM
6.7
CVSS Score
Published: April 30, 2021 at 09:10 PM UTC
Updated: June 17, 2026 at 03:35 AM UTC
3 products affected across 1 vendorUnity Operating EnvironmentUnity Xt Operating EnvironmentUnityvsa Operating Environment

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Severity
MEDIUM6.7
Exploit prediction
EPSS 0.1%

Description

Dell EMC Unity, UnityVSA, and Unity XT versions prior to 5.0.7.0.5.008 contain a plain-text password storage vulnerability when the Dell Upgrade Readiness Utility is run on the system. The credentials of the Unisphere Administrator are stored in plain text. A local malicious user with high privileges may use the exposed password to gain access with the privileges of the compromised user.

Affected

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

Unity Operating Environment· Dell
95%
v < 5.0.7.0.5.008
Affected range stops below 5.0.7.0.5.008, so it looks safe — our inference, not a vendor statement
Unity Xt Operating Environment· Dell
95%
v < 5.0.7.0.5.008
Affected range stops below 5.0.7.0.5.008, so it looks safe — our inference, not a vendor statement
Unityvsa Operating Environment· Dell
95%
v < 5.0.7.0.5.008
Affected range stops below 5.0.7.0.5.008, 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:

Patch and advisory references

References (1)

x_refsource_MISCPatchVendor Advisory
Source: [email protected]
https://www.dell.com/support/kbdoc/000185484

CVSS

6.7MEDIUM[email protected]
Attack Vector
LOCAL
Complexity
LOW
Privileges
HIGH
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-312

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