PT-2021-12725 · Nextcloud+1 · Nextcloud Server+1

Published 2020-10-15 · Updated 2022-01-01 · CVE-2020-8296

Positive Technologies (AI Summary)

CVSS v3.1

6.7

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions: Nextcloud Server versions prior to 20.0.0

Description: The issue concerns the storage of passwords in a recoverable format, even when external storage is not configured. This affects Nextcloud Server versions prior to 20.0.0.

Recommendations: For Nextcloud Server versions prior to 20.0.0, update to version 20.0.0 or later to resolve the issue. As a temporary workaround, consider restricting access to sensitive data stored on the server until the update is applied.

Exploit

Fix

Weakness Enumeration

CWE-257

CWE-521

Related Identifiers

ALT-PU-2020-3060

CVE-2020-8296

Affected Products

Alt Linux

Nextcloud Server

References · 10

• 🔥 https://github.com/nextcloud/server/issues/17439 · Exploit
• 🔥 https://hackerone.com/reports/867164 · Exploit
• https://github.com/nextcloud/server/pull/21037 · Patch
• https://nvd.nist.gov/vuln/detail/CVE-2020-8296 · Security Note
• https://nextcloud.com/security/advisory/?id=NC-SA-2021-006 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2020-8296 · Vendor Advisory
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/L6BO6P6MP2MOWA6PZRXX32PLWPXN5O4S · Vendor Advisory
• https://t.me/cibsecurity/24405 · Telegram Post
• https://t.me/cvenotify/10821 · Telegram Post
• https://t.me/cvenotify/11046 · Telegram Post