Vulnerability Details : CVE-2020-8118
Potential exploit
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.
Vulnerability category: Server-side request forgery (SSRF)
Products affected by CVE-2020-8118
- cpe:2.3:o:novell:suse_linux_enterprise_server:12.0:-:*:*:*:*:*:*
- cpe:2.3:a:opensuse:backports_sle:15.0:sp1:*:*:*:*:*:*
- cpe:2.3:a:nextcloud:nextcloud_server:*:*:*:*:*:*:*:*
- cpe:2.3:a:nextcloud:nextcloud_server:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2020-8118
0.16%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 53 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2020-8118
Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
---|---|---|---|---|---|---|
4.0
|
MEDIUM | AV:N/AC:L/Au:S/C:P/I:N/A:N |
8.0
|
2.9
|
NIST | |
5.0
|
MEDIUM | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:N/A:N |
3.1
|
1.4
|
NIST |
CWE ids for CVE-2020-8118
-
The web server receives a URL or similar request from an upstream component and retrieves the contents of this URL, but it does not sufficiently ensure that the request is being sent to the expected destination.Assigned by:
- nvd@nist.gov (Primary)
- support@hackerone.com (Secondary)
References for CVE-2020-8118
-
http://lists.opensuse.org/opensuse-security-announce/2020-02/msg00022.html
[security-announce] openSUSE-SU-2020:0229-1: moderate: Security update fRelease Notes;Third Party Advisory
-
https://nextcloud.com/security/advisory/?id=NC-SA-2019-014
advisory – NextcloudVendor Advisory
-
https://hackerone.com/reports/427835
#427835 Server-Side request forgery in New-Subscription feature of the calendar appExploit;Third Party Advisory
-
http://lists.opensuse.org/opensuse-security-announce/2020-02/msg00019.html
[security-announce] openSUSE-SU-2020:0220-1: moderate: Security update fRelease Notes;Third Party Advisory
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