PT-2020-20067 · Nextcloud+1 · Nextcloud Server+1

Published 2020-10-15 · Updated 2022-09-27 · CVE-2020-8259

Positive Technologies (AI Summary)

CVSS v3.1

8.1

High

Base vector

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

Name of the Vulnerable Software and Affected Versions Nextcloud Server version 19.0.1

Description The issue is related to insufficient protection of server-side encryption keys, allowing an attacker to replace these keys.

Recommendations For Nextcloud Server version 19.0.1, update to a version that includes the necessary security fixes to protect server-side encryption keys.

Exploit

Fix

Insufficiently Protected Credentials

Weakness Enumeration

CWE-522

Related Identifiers

ALT-PU-2020-3060

CVE-2020-8259

Affected Products

Alt Linux

Nextcloud Server

References · 5

• 🔥 https://hackerone.com/reports/732431 · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2020-8259 · Security Note
• https://nextcloud.com/security/advisory/?id=NC-SA-2020-041 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2020-8259 · Vendor Advisory
• https://t.me/cvenotify/5587 · Telegram Post