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CVE-2021-21589

MEDIUMCVSS 6.7/10EPSS 0.19%

Last modified

CVE-2021-21589 is a medium-severity vulnerability rated 6.7/10 on the CVSS scale. Dell EMC Unity, Unity XT, and UnityVSA versions prior to 5.1.0.0.5.394 do not exit on failed Initialization. A local authenticated Service user could potentially exploit this vulnerability to escalate privileges.. EPSS estimates a 0.19% chance of exploitation in the next 30 days.

Description

Dell EMC Unity, Unity XT, and UnityVSA versions prior to 5.1.0.0.5.394 do not exit on failed Initialization. A local authenticated Service user could potentially exploit this vulnerability to escalate privileges.

Metrics

CVSS 3.1
6.7/10

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

EPSS Probability
0.19%

9.1th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

VendorProductVersions
DellEmc Unity Operating Environment< 5.1.0.0.5.394
DellEmc Unity Xt Operating Environment< 5.1.0.0.5.394
DellEmc Unityvsa Operating Environment< 5.1.0.0.5.394

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2021-21589?
Dell EMC Unity, Unity XT, and UnityVSA versions prior to 5.1.0.0.5.394 do not exit on failed Initialization. A local authenticated Service user could potentially exploit this vulnerability to escalate privileges.
How severe is CVE-2021-21589?
CVE-2021-21589 has a CVSS score of 6.7/10 (MEDIUM severity). The EPSS model estimates a 0.19% probability of exploitation in the next 30 days.
How do I fix CVE-2021-21589?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2021-21589?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST