PT-2020-19989 · Nextcloud+2 · Nextcloud Server+2

Published 2020-05-12 · Updated 2020-10-19 · CVE-2020-8154

Positive Technologies (AI Summary)

CVSS v3.1

7.7

High

Base vector

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

Name of the Vulnerable Software and Affected Versions Nextcloud Server version 18.0.2

Description An issue in Nextcloud Server allowed an attacker to remotely wipe devices of other users by sending a malicious request directly to an endpoint.

Recommendations For Nextcloud Server version 18.0.2, update to a version that contains a fix for this issue to prevent remote wipe attacks.

Exploit

Fix

IDOR

Weakness Enumeration

CWE-639

Related Identifiers

ALT-PU-2020-3060

CVE-2020-8154

OPENSUSE-SU-2020:0667-1

OPENSUSE-SU-2020:0668-1

OPENSUSE-SU-2020:0670-1

OPENSUSE-SU-2020:1652-1

OPENSUSE-SU-2020_0670-1

OPENSUSE-SU-2020_1652-1

OPENSUSE-SU-2024:11087-1

Affected Products

Alt Linux

Nextcloud Server

Suse

References · 26

• 🔥 https://hackerone.com/reports/819807 · Exploit
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/KC6HLX5SG4PZO6Y54D2LFJ4ATG76BKOP · Vendor Advisory
• https://nextcloud.com/security/advisory/?id=NC-SA-2020-018 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2020-8154 · Vendor Advisory
• https://osv.dev/vulnerability/openSUSE-SU-2020:0667-1 · Vendor Advisory
• https://osv.dev/vulnerability/openSUSE-SU-2020:0670-1 · Vendor Advisory
• https://osv.dev/vulnerability/openSUSE-SU-2020:0668-1 · Vendor Advisory
• https://osv.dev/vulnerability/openSUSE-SU-2020:1652-1 · Vendor Advisory
• http://lists.opensuse.org/opensuse-security-announce/2020-05/msg00037.html · Vendor Advisory
• http://lists.opensuse.org/opensuse-security-announce/2020-05/msg00040.html · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2020-8154 · Security Note
• http://lists.opensuse.org/opensuse-security-announce/2020-05/msg00038.html · Vendor Advisory
• http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00019.html · Vendor Advisory
• https://lists.opensuse.org/archives/list/[e-mail]/thread/TTSRB3RQD5FODAXOSGNYAHI4G3OQVJQD · Note
• https://lists.opensuse.org/archives/list/[e-mail]/thread/JROMOEXBCTJBQUYLEJHEV3556X65S7GE · Note