CVE-2023-28646
4.4 · MEDIUMOverview
CVE-2023-28646 is a medium-severity vulnerability affecting nextcloud nextcloud. It was published on March 30, 2023 and has a CVSS 3.1 base score of 4.4 (MEDIUM).
This vulnerability has a CVSS 3.1 base score of 4.4, rated MEDIUM. It requires local or adjacent network access to exploit. Some level of privileges is required for exploitation.
Technical Description
Nextcloud android is an android app for interfacing with the nextcloud home server ecosystem. In versions from 3.7.0 and before 3.24.1 an attacker that has access to the unlocked physical device can bypass the Nextcloud Android Pin/passcode protection via a thirdparty app. This allows to see meta information like sharer, sharees and activity of files. It is recommended that the Nextcloud Android app is upgraded to 3.24.1. There are no known workarounds for this vulnerability.
Remediation
Check the references section for vendor advisories and patches from nextcloud. Update nextcloud to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
Affected Products
| Vendor | Product | Versions | Status |
|---|---|---|---|
| nextcloud | nextcloud | >= 3.7.0, < 3.24.1 | Affected |
Frequently Asked Questions
What is CVE-2023-28646?
CVE-2023-28646 is a medium-severity vulnerability affecting nextcloud nextcloud. It was published on March 30, 2023 and has a CVSS 3.1 base score of 4.4 (MEDIUM).
How severe is CVE-2023-28646?
This vulnerability has a CVSS 3.1 base score of 4.4, rated MEDIUM. It requires local or adjacent network access to exploit. Some level of privileges is required for exploitation.
How do I fix or remediate CVE-2023-28646?
Check the references section for vendor advisories and patches from nextcloud. Update nextcloud to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
How can CyberStrike help with CVE-2023-28646?
CyberStrike's AI-powered security agents can automatically detect CVE-2023-28646 across your infrastructure using autonomous pentesting, DAST scanning, and HackBrowser. The platform continuously monitors for known vulnerabilities and provides actionable remediation guidance prioritized by real-world exploitability.
How CyberStrike Helps
AI agents map your attack surface to find vulnerabilities like this one.
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