CVE-2020-8223: Medium severity nextcloud server vulnerability
Published Oct 5, 2020
·Updated
A logic error in Nextcloud Server 19.0.0 caused a privilege escalation allowing malicious users to reshare with higher permissions than they got assigned themselves.
Affected Software
3 affected components
Nextcloud Server=19.0.0
fedoraproject fedora=32
fedoraproject fedora=33
Event History
Oct 5, 2020
CVE Published
via MITRE·01:16 PM
Data Sourced
via MITRE·01:16 PM
DescriptionWeakness
Frequently Asked Questions
1
What is the severity of CVE-2020-8223?
CVE-2020-8223 is considered a high severity vulnerability due to potential privilege escalation.
2
How do I fix CVE-2020-8223?
To fix CVE-2020-8223, users should upgrade to a patched version of Nextcloud Server beyond 19.0.0.
3
Who is affected by CVE-2020-8223?
CVE-2020-8223 affects Nextcloud Server version 19.0.0 and certain Fedora operating system versions.
4
What type of vulnerability is CVE-2020-8223?
CVE-2020-8223 is a logic error vulnerability that allows privilege escalation.
5
Can CVE-2020-8223 be exploited remotely?
Yes, CVE-2020-8223 can be exploited remotely by malicious users to gain higher permissions.