High severity · published May 12, 2020
CVE-2020-8153
Improper access control in Groupfolders app 4.0.3 allowed to delete hidden directories when when renaming an accessible item to the same name
8.1
CVSS
1.9%
EPSS
No
On KEV
Description
Improper access control in Groupfolders app 4.0.3 allowed to delete hidden directories when when renaming an accessible item to the same name.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
None
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)1.9% · higher than 79% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
FE
Fedora · Fedoraproject
32 · source: NVD
GF
Group Folders · Nextcloud
before 4.0.4 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2020-8153
CVE.org
https://www.cve.org/CVERecord?id=CVE-2020-8153
Exploit
https://hackerone.com/reports/642515
lists.fedoraproject.org
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/KC6HLX5SG4PZO6Y54D2LFJ4ATG76BKOP/
Vendor Advisory
https://nextcloud.com/security/advisory/?id=NC-SA-2020-017
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