PT-2020-19955 · Nextcloud+2 · Nextcloud Server+2

Published 2020-02-04 · Updated 2021-12-22 · CVE-2020-8118

Positive Technologies (AI Summary)

CVSS v3.1

5.0

Medium

Base vector

AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:N/A:N

Name of the Vulnerable Software and Affected Versions Nextcloud server version 16.0.1

Description The issue allows for an authenticated server-side request forgery when adding a new subscription in the calendar application, enabling the detection of local and remote services.

Recommendations For Nextcloud server version 16.0.1, update to a version that contains a fix for this issue to prevent exploitation.

Exploit

Fix

SSRF

Weakness Enumeration

CWE-918

Related Identifiers

ALT-PU-2020-3060

CVE-2020-8118

OPENSUSE-SU-2020:0220-1

OPENSUSE-SU-2020:0229-1

OPENSUSE-SU-2020_0220-1

Affected Products

Alt Linux

Nextcloud Server

Suse

References · 22

• 🔥 https://hackerone.com/reports/427835 · Exploit
• https://osv.dev/vulnerability/openSUSE-SU-2020:0220-1 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2020-8118 · Vendor Advisory
• https://osv.dev/vulnerability/openSUSE-SU-2020:0229-1 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2020-8118 · Security Note
• https://nextcloud.com/security/advisory/?id=NC-SA-2019-014 · Vendor Advisory
• http://lists.opensuse.org/opensuse-security-announce/2020-02/msg00019.html · Vendor Advisory
• http://lists.opensuse.org/opensuse-security-announce/2020-02/msg00022.html · Vendor Advisory
• https://suse.com/security/cve/CVE-2020-8119 · Note
• https://suse.com/security/cve/CVE-2019-15613 · Note
• https://suse.com/security/cve/CVE-2019-15624 · Note
• https://bugzilla.suse.com/1162781 · Note
• https://lists.opensuse.org/archives/list/[e-mail]/thread/4ZKAQ7AEGBUT5BPIHKS2AN3QK2XYBODP · Note
• https://bugzilla.suse.com/1162784 · Note
• https://suse.com/security/cve/CVE-2019-15621 · Note