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CVE-2023-32319

8.1 · HIGH

Nextcloud server is an open source personal cloud implementation.

Published May 26, 2023CWE-307EPSS 0.70%

Overview

CVE-2023-32319 is a high-severity vulnerability. It was published on May 26, 2023 and has a CVSS 3.1 base score of 8.1 (HIGH).

This vulnerability has a CVSS 3.1 base score of 8.1, rated HIGH. It can be exploited remotely over the network. Some level of privileges is required for exploitation.

Technical description

Nextcloud server is an open source personal cloud implementation. Missing brute-force protection on the WebDAV endpoints via the basic auth header allowed to brute-force user credentials when the provided user name was not an email address. Users from version 24.0.0 onward are affected. This issue has been addressed in releases 24.0.11, 25.0.5 and 26.0.0. Users are advised to upgrade. There are no known workarounds for this vulnerability.

Remediation

Check the references section for vendor advisories, patches, and mitigation guidance. 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.

References

GitHubgithub.com/nextcloud/security-advisories/security/advisories/GHSA-mr7q-xf62-fw54GitHubgithub.com/nextcloud/server/pull/37227GitHubgithub.com/nextcloud/security-advisories/security/advisories/GHSA-mr7q-xf62-fw54GitHubgithub.com/nextcloud/server/pull/37227

How CyberStrike helps

Frequently asked questions

What is CVE-2023-32319?

CVE-2023-32319 is a high-severity vulnerability. It was published on May 26, 2023 and has a CVSS 3.1 base score of 8.1 (HIGH).

How severe is CVE-2023-32319?

This vulnerability has a CVSS 3.1 base score of 8.1, rated HIGH. It can be exploited remotely over the network. Some level of privileges is required for exploitation.

How do I fix or remediate CVE-2023-32319?

Check the references section for vendor advisories, patches, and mitigation guidance. 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-2023-32319?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2023-32319 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

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