CVE-2022-31120
CVE-2022-31120 is a low-severity vulnerability in Nextcloud Nextcloud Server with a CVSS 3.x base score of 2.1. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-778.
Key facts
- Severity: Low (CVSS 3.x base score 2.1)
- EPSS exploit prediction: 1% (48th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-778
- Affected product: Nextcloud Nextcloud Server
- Published:
- Last modified:
Description
Nextcloud server is an open source personal cloud solution. The audit log is used to get a full trail of the actions which has been incompletely populated. In affected versions federated share events were not properly logged which would allow brute force attacks to go unnoticed. This behavior exacerbates the impact of CVE-2022-31118. It is recommended that the Nextcloud Server is upgraded to 22.2.7, 23.0.4 or 24.0.0. There are no workarounds available.
Frequently asked questions
- What is CVE-2022-31120?
- Nextcloud server is an open source personal cloud solution. The audit log is used to get a full trail of the actions which has been incompletely populated. In affected versions federated share events were not properly logged which would allow brute force attacks to go unnoticed. This behavior exacerbates the impact of CVE-2022-31118. It is recommended that the Nextcloud Server is upgraded to 22.2.7, 23.0.4 or 24.0.0. There are no workarounds available.
- How severe is CVE-2022-31120?
- CVE-2022-31120 has a CVSS 3.x base score of 2.1, rated low severity. It is exploitable over an adjacent network with low attack complexity, requires high privileges and user interaction. Impact on confidentiality is none, integrity low, and availability none.
- Is CVE-2022-31120 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (48th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2022-31120?
- CVE-2022-31120 affects Nextcloud Nextcloud Server. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2022-31120?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
- When was CVE-2022-31120 published?
- CVE-2022-31120 was published on 2022-08-04 and last updated on 2026-06-17.
References
- https://github.com/nextcloud/security-advisories/security/advisories/GHSA-9qvg-7fwg-722x
- https://github.com/nextcloud/server/pull/31594/commits/1d8bf9a89c6856218802a1d365000a5831be8655
- https://portal.nextcloud.com/article/using-the-audit-log-44.html
Affected products (1)
- cpe:2.3:a:nextcloud:nextcloud_server:*:*:*:*:*:*:*:*
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