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CVE-2021-20001

CRITICALCVSS 9.8/10EPSS 1.59%

Last modified

CVE-2021-20001 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. It was discovered, that debian-edu-config, a set of configuration files used for the Debian Edu blend, before 2.12.16 configured insecure permissions for the user web shares (~/public_html), which could result in privilege escalation.. EPSS estimates a 1.59% chance of exploitation in the next 30 days.

Description

It was discovered, that debian-edu-config, a set of configuration files used for the Debian Edu blend, before 2.12.16 configured insecure permissions for the user web shares (~/public_html), which could result in privilege escalation.

Metrics

CVSS 3.1
9.8/10

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

EPSS Probability
1.59%

72.6th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
SkolelinuxDebian-Edu-Config< 2.12.16
DebianDebian Linux9.0
DebianDebian Linux10.0
DebianDebian Linux11.0

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2021-20001?
It was discovered, that debian-edu-config, a set of configuration files used for the Debian Edu blend, before 2.12.16 configured insecure permissions for the user web shares (~/public_html), which could result in privilege escalation.
How severe is CVE-2021-20001?
CVE-2021-20001 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 1.59% probability of exploitation in the next 30 days.
How do I fix CVE-2021-20001?
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.

How Strix Helps

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Source: NVD / NIST