Medium severity · published Feb 4, 2020
CVE-2019-15624
Improper Input Validation in Nextcloud Server 15.0.7 allows group admins to create users with IDs of system folders
4.9
CVSS
1.5%
EPSS
No
On KEV
Description
Improper Input Validation in Nextcloud Server 15.0.7 allows group admins to create users with IDs of system folders.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:N
Attack vector
Network
Complexity
Low
Privileges
High
User interaction
None
Confidentiality
None
Integrity
High
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)1.5% · higher than 74% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
BA
Backports · Opensuse
sle-15 · source: NVD
NS
Nextcloud Server · Nextcloud
before 14.0.11; 15.0.0 before 15.0.8 · source: NVD
SL
Suse Linux Enterprise Server · Suse
12 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2019-15624
CVE.org
https://www.cve.org/CVERecord?id=CVE-2019-15624
Mailing List
http://lists.opensuse.org/opensuse-security-announce/2020-02/msg00019.html
Mailing List
http://lists.opensuse.org/opensuse-security-announce/2020-02/msg00022.html
Exploit
https://hackerone.com/reports/508493
Vendor Advisory
https://nextcloud.com/security/advisory/?id=NC-SA-2019-015
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