Nextcloud安全漏洞

Nextcloud is a set of open source self-hosted file synchronization and sharing communication application platform from Nextcloud, Germany. A security vulnerability exists in Nextcloud Server versions prior to 19.0.13, 20.011, and 21.0.3, which stems from the fact that the webauthn token is not...

PT-2021-19887 · Nextcloud +2 · Nextcloud Server +2

Name of the Vulnerable Software and Affected Versions: Nextcloud Server versions prior to 19.0.13 Nextcloud Server versions prior to 20.0.11 Nextcloud Server versions prior to 21.0.3 Description: The issue concerns the handling of webauthn tokens in Nextcloud Server. In affected versions, webauth...

CVE-2021-3632

A flaw was found in Keycloak. This vulnerability allows anyone to register a new security device or key when there is not a device already registered for any user by using the WebAuthn password-less login flow...

Nextcloud: Webauthn tokens are not removed on user deletion

userA has an account on serverA 2. userA enables passwordless login webauthn and registers a key/device 3. userA is removed from the system 4. a new user comes along and gets assigned userA as id 5. the old userA tries to login with their key 6. the old userA can see all data of the new userA...

Beyond MFA: Rethinking the Authentication Key

You have to hand it to the cyber-thieves: They have proven extremely adept at defeating security measures once thought reliable. Case in point: multifactor authentication MFA. While two-factor authentication 2FA using push text notifications has become the de-facto standard for login security, ba...

Smartphones are not the problem with MFA security

We've recently seen big attacks play out on prominent technology companies despite their use of smartphone-based multi-factor authentication. These attacks are real, they do happen, and it appears that even the smartphone cannot protect us anymore. While this conclusion may be tempting, it actual...

Nextcloud Server Authorization Issues Vulnerability (CNVD-2020-64589)

Nextcloud is a set of open source self-hosted file synchronization and sharing communication application platform from Nextcloud, Germany. An authorization issue vulnerability exists in Nextcloud Server 19.0.1, which stems from a misconfiguration that allows users to feel that a passwordless...

CVE-2020-8236

A wrong configuration in Nextcloud Server 19.0.1 incorrectly made the user feel the passwordless WebAuthn is also a two factor verification by asking for the PIN of the passwordless WebAuthn but not verifying it...

CVE-2020-8236

A wrong configuration in Nextcloud Server 19.0.1 incorrectly made the user feel the passwordless WebAuthn is also a two factor verification by asking for the PIN of the passwordless WebAuthn but not verifying it...

Design/Logic Flaw

A wrong configuration in Nextcloud Server 19.0.1 incorrectly made the user feel the passwordless WebAuthn is also a two factor verification by asking for the PIN of the passwordless WebAuthn but not verifying it...

CVE-2020-8236

A wrong configuration in Nextcloud Server 19.0.1 incorrectly made the user feel the passwordless WebAuthn is also a two factor verification by asking for the PIN of the passwordless WebAuthn but not verifying it...

CVE-2020-8236

Nextcloud Server 19.0.1 contains an improper authentication issue where a misconfiguration causes a passwordless WebAuthn PIN to be treated as two-factor authentication, but the PIN is not actually verified. This vulnerability could lead to users believing they have 2FA protection when the system...

Nextcloud Server 19.0.1 Improper Authentication Vulnerability (NC-SA-2020-037)

Nextcloud Server is prone to an improper authentication vulnerability. SPDX-FileCopyrightText: 2020 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 =...

PT-2020-20047 · Nextcloud +1 · Nextcloud Server +1

Name of the Vulnerable Software and Affected Versions: Nextcloud Server version 19.0.1 Description: The issue arises from a misconfiguration in Nextcloud Server, where the user is incorrectly led to believe that passwordless WebAuthn also serves as two-factor verification. This misconception occu...

PIN for passwordless WebAuthn is asked for but not verified (NC-SA-2020-037)

A wrong configuration in Nextcloud Server 19.0.1 incorrectly made the user feel the passwordless WebAuthn is also a two factor verification by asking for the PIN of the passwordless WebAuthn but not verifying it...

Nextcloud: PIN for passwordless WebAuthn is asked for but not verified

Nextcloud introduced WebAuthn passwordless authentication with version 19. As far as we understand, you assume that your implementation provide two-factor authentication: "The server asking for authentication can request verification of multiple factors, so that a configured key requires the user...

CVE-2020-12423

When the Windows DLL "webauthn.dll" was missing from the Operating System, and a malicious one was placed in a folder in the user's %PATH%, Firefox may have loaded the DLL, leading to arbitrary code execution. Note: This issue only affects the Windows operating system; other operating systems are...

WebAuthn Passwordless Authentication Now Available for Atlassian Products

Atlassian solutions are widely used in the software development industry. Many teams practicing agile software development rely on these applications to manage their projects. Issue-tracking application Jira, Git repository BitBucket, continuous integration and deployment server Bamboo, and team...

Android Users Can Now Log in to Google Services Using Fingerprint

If you're using Chrome on Android, you can now sign-in to your Google account and some of the other Google services by simply using your fingerprint, instead of typing in your password every time. Google is rolling out a new feature, called "local user verification," that allows you to log in to...

Android Gets FIDO2 Certification—Now Supports Secure Passwordless Logins

Great news. If you have already installed the latest update of Google Play Services released earlier today, and your Android device is running Android version 7.0 Nougat or above—Congratulations! Your device is now FIDO2 Certified. Are you thinking… what the heck that actually means? It means,...