Medium severity · published Feb 4, 2020
CVE-2020-8118
An authenticated server-side request forgery in Nextcloud server 16.0.1 allowed to detect local and remote services when adding a new subscription in the calendar application
5.0
CVSS
1.3%
EPSS
No
On KEV
Description
An authenticated server-side request forgery in Nextcloud server 16.0.1 allowed to detect local and remote services when adding a new subscription in the calendar application.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:N/A:N
Attack vector
Network
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
Low
Integrity
None
Availability
None
Scope
Changed
Exploitation
Is it being used?
Exploit prediction (EPSS)1.3% · higher than 70% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
BS
Backports Sle · Opensuse
15.0 · source: NVD
NS
Nextcloud Server · Nextcloud
before 15.0.9; 16.0.0 before 16.0.2 · source: NVD
SL
Suse Linux Enterprise Server · Novell
12.0 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2020-8118
CVE.org
https://www.cve.org/CVERecord?id=CVE-2020-8118
Release Notes
http://lists.opensuse.org/opensuse-security-announce/2020-02/msg00019.html
Release Notes
http://lists.opensuse.org/opensuse-security-announce/2020-02/msg00022.html
Exploit
https://hackerone.com/reports/427835
Vendor Advisory
https://nextcloud.com/security/advisory/?id=NC-SA-2019-014
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