CVE-2022-24741

Nextcloud server is an open source, self hosted cloud style services platform. In affected versions an attacker can cause a denial of service by uploading specially crafted files which will cause the server to allocate too much memory / CPU. It is recommended that the Nextcloud Server is upgraded...

High memory usage for generating preview of broken image

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CVE-2022-24741: Uncontrolled Resource Consumption

Nextcloud server is an open source, self hosted cloud style services platform. In affected versions an attacker can cause a denial of service by uploading specially crafted files which will cause the server to allocate too much memory / CPU. It is recommended that the Nextcloud Server is upgraded...

Nextcloud server resource management error vulnerability

Nextcloud is an open source, self-hosted file synchronization and sharing communication application platform from Nextcloud Germany. nextcloud server has a denial of service vulnerability that stems from a networked system or product that does not properly validate data boundaries when performing...

CVE-2021-41241 Advanced permissions is not respected for subfolders in Nextcloud server

Nextcloud server is a self hosted system designed to provide cloud style services. The groupfolders application for Nextcloud allows sharing a folder with a group of people. In addition, it allows setting "advanced permissions" on subfolders, for example, a user could be granted access to the...

CVE-2021-41239 User enumeration setting not respected in Nextcloud server

Nextcloud server is a self hosted system designed to provide cloud style services. In affected versions the User Status API did not consider the user enumeration settings by the administrator. This allowed a user to enumerate other users on the instance, even when user listings where disabled. It...

CVE-2021-41239

CVE-2021-41239 affects Nextcloud Server. The issue arises when the User Status API does not respect the administrator’s user enumeration settings, allowing a user to enumerate other users on the instance even if listings are disabled. The vulnerability is described in multiple connected sources a...

User enumeration setting not obeyed in User Status API

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PT-2022-11377 · Nextcloud +1 · Nextcloud Server +1

Name of the Vulnerable Software and Affected Versions: Nextcloud Server versions prior to 20.0.14 Nextcloud Server versions prior to 21.0.6 Nextcloud Server versions prior to 22.2.1 Description: The Nextcloud server is a self-hosted system designed to provide cloud-style services. In affected...

PT-2022-11378 · Nextcloud +1 · Nextcloud Server +1

Name of the Vulnerable Software and Affected Versions: Nextcloud Server versions prior to 20.0.14 Nextcloud Server versions prior to 21.0.6 Nextcloud Server versions prior to 22.2.1 Description: The Nextcloud server is a self-hosted system designed to provide cloud-style services. The groupfolder...

Nextcloud Server Multiple Vulnerabilities (Oct 2021)

Nextcloud Server is prone to multiple vulnerabilities. SPDX-FileCopyrightText: 2021 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only CPE = "cpe:/a:nextcloud:nextcloudserver"...

CVE-2021-41177

The CVE-2021-41177 entry affects Nextcloud Server. The issue is that before versions 20.0.13, 21.0.5, and 22.2.0, Nextcloud did not implement a memory-cache backend for rate-limiting, so components using rate limits (e.g., AnonRateThrottle, UserRateThrottle) were not actually rate-limited on inst...

CVE-2021-41177

Nextcloud is an open-source, self-hosted productivity platform. Prior to versions 20.0.13, 21.0.5, and 22.2.0, Nextcloud Server did not implement a database backend for rate-limiting purposes. Any component of Nextcloud using rate-limits as as "AnonRateThrottle" or "UserRateThrottle" was thus not...

Two-Factor Authentication not enforced for pages marked as public

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Rate-limits not working on instances without configured memory cache backend

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CVE-2021-41177: Improper Control of Interaction Frequency

Nextcloud is an open-source, self-hosted productivity platform. Prior to versions 20.0.13, 21.0.5, and 22.2.0, Nextcloud Server did not implement a database backend for rate-limiting purposes. Any component of Nextcloud using rate-limits as as AnonRateThrottle or UserRateThrottle was thus not rat...

PT-2021-23154

Name of the Vulnerable Software and Affected Versions Nextcloud Server versions prior to 20.0.13 Nextcloud Server versions prior to 21.0.5 Nextcloud Server versions prior to 22.2.0 Description Nextcloud is an open-source, self-hosted productivity platform. The Two-Factor Authentication wasn't...

Nextcloud Server Multiple Vulnerabilities (Sep 2021)

Nextcloud Server is prone to multiple vulnerabilities. SPDX-FileCopyrightText: 2021 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only CPE = "cpe:/a:nextcloud:nextcloudserver"...

CVE-2021-32800

Nextcloud server is an open source, self hosted personal cloud. In affected versions an attacker is able to bypass Two Factor Authentication in Nextcloud. Thus knowledge of a password, or access to a WebAuthN trusted device of a user was sufficient to gain access to an account. It is recommended...

CVE-2021-32802

Nextcloud server is an open source, self hosted personal cloud. Nextcloud supports rendering image previews for user provided file content. For some image types, the Nextcloud server was invoking a third-party library that wasn't suited for untrusted user-supplied content. There are several...