CVE-2022-39364
What it is
Nextcloud Server is the file server software for Nextcloud, a self-hosted productivity platform. In Nextcloud Server prior to versions 23.0.9 and 24.0.5 and Nextcloud Enterprise Server prior to versions 22.2.10.5, 23.0.9, and 24.0.5 an attacker reading `nextcloud.log` may gain knowledge of credentials to connect to a SharePoint service. Nextcloud Server versions 23.0.9 and 24.0.5 and Nextcloud Enterprise Server versions 22.2.10.5, 23.0.9, and 24.0.5 contain a patch for this issue. As a workaround, set `zend.exception_ignore_args = On` as an option in `php.ini`.
At a glance
- Exploitability
- Can be exploited locally on the machine with an admin-level account, but needs a user to act. High risk of data exposure.
- Exploit odds
- 0.6% chance of exploitation in the next 30 days (EPSS).
- Fix
- A patch, advisory or fixed version is referenced. Upgrade or apply it.
Timeline
- PublishedDisclosed publicly on CVE.org and NVD
- Last updatedMost recent change to the record
Why it ranks here
- Exploited in the wild: no, CISA does not list it.
- Exploit odds: 0.6% in the next 30 days (EPSS).
- Severity: 4.0 MEDIUM (CVSS).
- Fix: a patch or advisory is linked.
Details
- Published
- Last modified
- Exploit probability
- 0.6% · EPSS, next 30 days
- Weakness
- CWE-312
- Record status
- Modified
Affected
- Nextcloud Enterprise Server < 22.2.10.5
- Nextcloud Enterprise Server < 23.0.9
- Nextcloud Enterprise Server < 24.0.5
- Nextcloud Server < 23.0.9
- Nextcloud Server < 24.0.5
Attack profile CVSS 3.1 · 4.0
- Attack vector
- Local
- Complexity
- High
- Privileges needed
- High
- User interaction
- Required
- Scope
- Unchanged
- Confidentiality
- High
- Integrity
- None
- Availability
- None
Raw vector
CVSS:3.1/AV:L/AC:H/PR:H/UI:R/S:U/C:H/I:N/A:N
Is it in your code?
Hand this to your coding agent. It searches your project for the affected products and checks versions. Nothing leaves your machine.
Read https://cve-list.com/agent/cve/CVE-2022-39364.md and follow it. Check whether this project is affected by CVE-2022-39364. Read only. Don't change anything and don't upload my code. Tell me yes, no or not sure, with the file as proof.
Fix and advisories
- https://github.com/nextcloud/security-advisories/security/advisories/GHSA-qpf5-jj85-36h5
- https://github.com/nextcloud/server/pull/33689
- https://github.com/nextcloud/security-advisories/security/advisories/GHSA-qpf5-jj85-36h5
- https://github.com/nextcloud/server/pull/33689
References
- https://github.com/nextcloud/security-advisories/security/advisories/GHSA-qpf5-jj85-36h5
- https://github.com/nextcloud/server/pull/33689
- https://github.com/nextcloud/sharepoint/issues/141
- https://hackerone.com/reports/1652903
- https://github.com/nextcloud/security-advisories/security/advisories/GHSA-qpf5-jj85-36h5
- https://github.com/nextcloud/server/pull/33689
- https://github.com/nextcloud/sharepoint/issues/141
- https://hackerone.com/reports/1652903