PT-2022-24903 · Nextcloud+1 · Nextcloud Server+3

Michag86 + 1 · Published 2022-10-27 · Updated 2023-01-16 · CVE-2022-39330

Positive Technologies (AI Summary)

CVSS v3.1

4.8

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions Nextcloud Server versions prior to 23.0.10 and 24.0.6 Nextcloud Enterprise Server versions prior to 22.2.10, 23.0.10, and 24.0.6

Description The issue allows a logged-in attacker to slow down the system by generating a lot of database/cpu load.

Recommendations For Nextcloud Server versions prior to 23.0.10, update to version 23.0.10 or later. For Nextcloud Server versions prior to 24.0.6, update to version 24.0.6 or later. For Nextcloud Enterprise Server versions prior to 22.2.10, update to version 22.2.10 or later. For Nextcloud Enterprise Server versions prior to 23.0.10, update to version 23.0.10 or later. For Nextcloud Enterprise Server versions prior to 24.0.6, update to version 24.0.6 or later. As a temporary workaround, consider disabling the Circles app until a patch is available.

Exploit

Fix

Resource Exhaustion

Weakness Enumeration

CWE-400

Related Identifiers

ALT-PU-2022-2949

ALT-PU-2023-1056

CVE-2022-39330

GHSA-WXX7-W5P4-7X4C

Affected Products

Alt Linux

Circles

Nextcloud Enterprise Server

Nextcloud Server

References · 7

• 🔥 https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/39xxx/CVE-2022-39330.json · Exploit
• https://github.com/nextcloud/circles/pull/1147 · Patch
• https://nvd.nist.gov/vuln/detail/CVE-2022-39330 · Security Note
• https://osv.dev/vulnerability/CVE-2022-39330 · Vendor Advisory
• https://github.com/nextcloud/security-advisories/security/advisories/GHSA-wxx7-w5p4-7x4c · Note
• https://hackerone.com/reports/1688199 · Note
• https://t.me/cibsecurity/52154 · Telegram Post