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CVE-2021-32734

3.1 · LOW
Published Jul 12, 2021 nextcloud CWE-209 EPSS 1.38% (70th pctl)

Overview

CVE-2021-32734 is a low-severity vulnerability affecting nextcloud nextcloud_server. It was published on July 12, 2021 and has a CVSS 3.1 base score of 3.1 (LOW).

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

Technical Description

Nextcloud Server is a Nextcloud package that handles data storage. In versions prior to 19.0.13, 20.011, and 21.0.3, the Nextcloud Text application shipped with Nextcloud Server returned verbatim exception messages to the user. This could result in a full path disclosure on shared files. The issue was fixed in versions 19.0.13, 20.0.11, and 21.0.3. As a workaround, one may disable the Nextcloud Text application in Nextcloud Server app settings.

Remediation

Check the references section for vendor advisories and patches from nextcloud. Update nextcloud_server 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_server >= 0, < 19.0.13 Affected

Frequently Asked Questions

What is CVE-2021-32734?

CVE-2021-32734 is a low-severity vulnerability affecting nextcloud nextcloud_server. It was published on July 12, 2021 and has a CVSS 3.1 base score of 3.1 (LOW).

How severe is CVE-2021-32734?

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

How do I fix or remediate CVE-2021-32734?

Check the references section for vendor advisories and patches from nextcloud. Update nextcloud_server 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-2021-32734?

CyberStrike's AI-powered security agents can automatically detect CVE-2021-32734 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.