CVE & CISA-KEV Catalog

CVE-2021-21547

MEDIUM
6.4
CVSS v3
NVD

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.

How to fix

Remediation Available
unity operating environmentNVD
Affected:< 5.0.7.0.5.008Fixed in:5.0.7.0.5.008CVE-2021-21547derived from NVD
unity xt operating environmentNVD
Affected:< 5.0.7.0.5.008Fixed in:5.0.7.0.5.008CVE-2021-21547derived from NVD
unityvsa operating environmentNVD
Affected:< 5.0.7.0.5.008Fixed in:5.0.7.0.5.008CVE-2021-21547derived from NVD

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorLocal
Attack ComplexityHigh
Privileges RequiredHigh
User InteractionNone
ScopeUnchanged

Impact

ConfidentialityHigh
IntegrityHigh
AvailabilityHigh

CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H

Exploit Intelligence

0.14%probability of exploitation in 30 days
4thpercentile

Low risk: more likely to be exploited than 4% of all known CVEs.

References

Patch1

Related Vulnerabilities

Other CWE-312 vulnerabilities, ordered by exploit likelihood. View all

CVESeverityCVSSEPSSExploitedFix
CVE-2023-50719High7.584%-Fix
CVE-2022-26148Critical9.853%-Fix
CVE-2020-24577High7.519%-Fix
CVE-2021-27140High7.519%--
CVE-2021-27176High7.519%--
CVE-2021-27174High7.519%--
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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2024-11-21.