CVE-2022-39330

low-risk
Published 2022-10-27

Nextcloud Server is the file server software for Nextcloud, a self-hosted productivity platform. Nextcloud Server prior to versions 23.0.10 and 24.0.6 and Nextcloud Enterprise Server prior to versions 22.2.10, 23.0.10, and 24.0.6 are vulnerable to a logged-in attacker slowing down the system by generating a lot of database/cpu load. Nextcloud Server versions 23.0.10 and 24.0.6 and Nextcloud Enterprise Server versions 22.2.10, 23.0.10, and 24.0.6 contain patches for this issue. As a workaround, disable the Circles app.

Do I need to act?

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0.29% chance of exploitation
EPSS score — low exploit probability
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Not on CISA KEV list
No confirmed active exploitation reported to CISA
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Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
4
CVSS 4.8/10 Medium
NETWORK / HIGH complexity

Affected Products (2)

Nextcloud Enterprise Server

Affected Vendors

Nextcloud

References (6)

Patch https://github.com/nextcloud/circles/pull/1147
Third Party Advisory https://github.com/nextcloud/security-advisories/security/advisories/GHSA-wxx7-w...
Permissions Required https://hackerone.com/reports/1688199
Patch https://github.com/nextcloud/circles/pull/1147
Third Party Advisory https://github.com/nextcloud/security-advisories/security/advisories/GHSA-wxx7-w...
Permissions Required https://hackerone.com/reports/1688199
23
/ 100
low-risk
Severity 15/34 · Moderate
Exploitability 1/34 · Minimal
Exposure 7/34 · Low