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CVE-2020-5343

HIGHCVSS 7.8/10EPSS 0.27%

Last modified

CVE-2020-5343 is a high-severity vulnerability rated 7.8/10 on the CVSS scale. Dell Client platforms restored using a Dell OS recovery image downloaded before December 20, 2019, may contain an insecure inherited permissions vulnerability. A local authenticated malicious user with low privileges could exploit this vulnerability to gain unauthorized access on the root folder.. EPSS estimates a 0.27% chance of exploitation in the next 30 days.

Description

Dell Client platforms restored using a Dell OS recovery image downloaded before December 20, 2019, may contain an insecure inherited permissions vulnerability. A local authenticated malicious user with low privileges could exploit this vulnerability to gain unauthorized access on the root folder.

Metrics

CVSS 3.1
7.8/10

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

EPSS Probability
0.27%

19.0th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
DellOs Recovery Image For Microsoft Windows 10< 2019-12-20

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2020-5343?
Dell Client platforms restored using a Dell OS recovery image downloaded before December 20, 2019, may contain an insecure inherited permissions vulnerability. A local authenticated malicious user with low privileges could exploit this vulnerability to gain unauthorized access on the root folder.
How severe is CVE-2020-5343?
CVE-2020-5343 has a CVSS score of 7.8/10 (HIGH severity). The EPSS model estimates a 0.27% probability of exploitation in the next 30 days.
How do I fix CVE-2020-5343?
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-2020-5343?

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

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Source: NVD / NIST