PT-2021-9144 · Owncloud · Owncloud

Published 2021-02-19 · Updated 2021-02-25 · CVE-2020-10252

Positive Technologies (AI Summary)

CVSS v3.1

8.3

High

Base vector

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

Name of the Vulnerable Software and Affected Versions ownCloud versions prior to 10.4

Description An issue was discovered in ownCloud due to a Server-Side Request Forgery (SSRF) problem via the apps/files sharing/external remote parameter. This allows an authenticated attacker to interact with local services blindly, also known as Blind SSRF, or conduct a Denial Of Service attack.

Recommendations For versions prior to 10.4, update to version 10.4 or later to resolve the issue. As a temporary workaround, consider restricting access to the apps/files sharing/external remote parameter to minimize the risk of exploitation.

Exploit

Fix

DoS

SSRF

Weakness Enumeration

CWE-918

Related Identifiers

CVE-2020-10252

Affected Products

Owncloud

References · 8

• 🔥 https://blog.hacktivesecurity.com/index.php?controller=post&action=view&id_post=44 · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2020-10252 · Security Note
• https://owncloud.com/security-advisories/ssrf-in-add-to-your-owncloud-functionality · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2020-10252 · Vendor Advisory
• https://t.me/cibsecurity/23852 · Telegram Post
• https://owncloud.org/changelog/server · Note
• https://t.me/cvenotify/10152 · Telegram Post
• https://t.me/cvenotify/10136 · Telegram Post