Linux Distros Unpatched Vulnerability : CVE-2021-39164

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Matrix is an ecosystem for open federated Instant Messaging and Voice over IP. In versions 1.41.0 and prior, unauthorised users can access the membership list o...

Fedora: Security Advisory for matrix-synapse (FEDORA-2021-f12fdca1bf)

The remote host is missing an update for the Copyright C 2021 Greenbone Networks GmbH 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-or-later This program is free software; you can...

FreeBSD : py-matrix-synapse -- several vulnerabilities (a67e358c-0bf6-11ec-875e-901b0e9408dc)

Matrix developers report : This release patches two moderate severity issues which could reveal metadata about private rooms : - CVE-2021-39164: Enumerating a private room's list of members and their display names. - CVE-2021-39163: Disclosing a private room's name, avatar, topic, and number of...

CVE-2021-39164

Matrix is an ecosystem for open federated Instant Messaging and Voice over IP. In versions 1.41.0 and prior, unauthorised users can access the membership list of members, with their display names of a room if they know the ID of the room. The vulnerability is limited to rooms with shared history...

CVE-2021-39164

CVE-2021-39164 affects Matrix Synapse (Matrix.org) up to version 1.41.0. It allows unauthenticated users to enumerate a room’s membership (list of members with display names) if the user knows the room ID, but only for rooms with shared history visibility and only when the user’s account is on a ...

CVE-2021-39164 Improper authorisation of /members discloses room membership to non-members

Matrix is an ecosystem for open federated Instant Messaging and Voice over IP. In versions 1.41.0 and prior, unauthorised users can access the membership list of members, with their display names of a room if they know the ID of the room. The vulnerability is limited to rooms with shared history...

CVE-2021-39164

Matrix is an ecosystem for open federated Instant Messaging and Voice over IP. In versions 1.41.0 and prior, unauthorised users can access the membership list of members, with their display names of a room if they know the ID of the room. The vulnerability is limited to rooms with shared history...

py-matrix-synapse -- several vulnerabilities

Matrix developers report: This release patches two moderate severity issues which could reveal metadata about private rooms: CVE-2021-39164: Enumerating a private room's list of members and their display names. CVE-2021-39163: Disclosing a private room's name, avatar, topic, and number of members...