CVE-2024-42369

matrix-js-sdk is a Matrix messaging protocol Client-Server SDK for JavaScript. A malicious homeserver can craft a room or room structure such that the predecessors form a cycle. The matrix-js-sdk's getRoomUpgradeHistory function will infinitely recurse in this case, causing the code to hang. This...

CVE-2024-42369 A room with itself as a its predecessor will freeze matrix-js-sdk

matrix-js-sdk is a Matrix messaging protocol Client-Server SDK for JavaScript. A malicious homeserver can craft a room or room structure such that the predecessors form a cycle. The matrix-js-sdk's getRoomUpgradeHistory function will infinitely recurse in this case, causing the code to hang. This...

CVE-2024-42369

CVE-2024-42369 affects the matrix-js-sdk (JavaScript) where a malicious homeserver can craft a room structure whose predecessors form a cycle. This makes getRoomUpgradeHistory() recursively traverse and hang, and since this method is public and invoked by leaveRoomChain(), leaving a room can trig...

Information Disclosure

matrix-react-sdk is vulnerable to Information Disclosure. The vulnerability is due to a malicious homeserver manipulating a user's account data to enable URL previews in encrypted rooms, causing any URLs in encrypted messages to be sent to the server. Attackers can use this to intercept URLs in...

CVE-2024-42347

matrix-react-sdk is a react-based SDK for inserting a Matrix chat/voip client into a web page. A malicious homeserver could manipulate a user's account data to cause the client to enable URL previews in end-to-end encrypted rooms, in which case any URLs in encrypted messages would be sent to the...

CVE-2024-42347 URL preview setting for a room is controllable by the homeserver in matrix-react-sdk

matrix-react-sdk is a react-based SDK for inserting a Matrix chat/voip client into a web page. A malicious homeserver could manipulate a user's account data to cause the client to enable URL previews in end-to-end encrypted rooms, in which case any URLs in encrypted messages would be sent to the...

CVE-2024-42347

Affects matrix-react-sdk (Matrix web client component). A malicious homeserver could manipulate a user’s account data to enable URL previews in end-to-end encrypted rooms, causing URLs from encrypted messages to be sent to the server. This is mitigated by upgrading to matrix-react-sdk version 3.1...

CVE-2024-42347 URL preview setting for a room is controllable by the homeserver in matrix-react-sdk

matrix-react-sdk is a react-based SDK for inserting a Matrix chat/voip client into a web page. A malicious homeserver could manipulate a user's account data to cause the client to enable URL previews in end-to-end encrypted rooms, in which case any URLs in encrypted messages would be sent to the...

CVE-2024-42347 URL preview setting for a room is controllable by the homeserver in matrix-react-sdk

matrix-react-sdk is a react-based SDK for inserting a Matrix chat/voip client into a web page. A malicious homeserver could manipulate a user's account data to cause the client to enable URL previews in end-to-end encrypted rooms, in which case any URLs in encrypted messages would be sent to the...

Matrix SDK for React's URL preview setting for a room is controllable by the homeserver

Impact A malicious homeserver could manipulate a user's account data to cause the client to enable URL previews in end-to-end encrypted rooms, in which case any URLs in encrypted messages would be sent to the server. Even if the CVSS score would be 4.1 AV:N/AC:L/PR:H/UI:N/S:C/C:L/I:N/A:N the...

GHSA-F83W-WQHC-CFP4 Matrix SDK for React's URL preview setting for a room is controllable by the homeserver

Impact A malicious homeserver could manipulate a user's account data to cause the client to enable URL previews in end-to-end encrypted rooms, in which case any URLs in encrypted messages would be sent to the server. Even if the CVSS score would be 4.1 AV:N/AC:L/PR:H/UI:N/S:C/C:L/I:N/A:N the...

CVE-2024-40648 `UserIdentity::is_verified` not checking verification status of own user identity while performing the check in matrix-rust-sdk

matrix-rust-sdk is an implementation of a Matrix client-server library in Rust. The UserIdentity::isverified method in the matrix-sdk-crypto crate before version 0.7.2 doesn't take into account the verification status of the user's own identity while performing the check and may as a result retur...

RUSTSEC-2024-0356 `UserIdentity::is_verified` not checking verification status of own user identity while performing the check

The UserIdentity::isverified method in the matrix-sdk-crypto crate before version 0.7.2 doesn't take into account the verification status of the user's own identity while performing the check and may as a result return a value contrary to what is implied by its name and documentation. Impact If t...

GHSA-W9MH-5X8J-9754 Malicious Matrix homeserver can leak truncated message content of messages it shouldn't have access to

Impact The fix for GHSA-wm4w-7h2q-3pf7 / CVE-2024-32000 included in matrix-appservice-irc 2.0.0 relied on the Matrix homeserver-provided timestamp to determine whether a user has access to the event they're replying to when determining whether or not to include a truncated version of the original...

Malicious Matrix homeserver can leak truncated message content of messages it shouldn't have access to

Impact The fix for GHSA-wm4w-7h2q-3pf7 / CVE-2024-32000 included in matrix-appservice-irc 2.0.0 relied on the Matrix homeserver-provided timestamp to determine whether a user has access to the event they're replying to when determining whether or not to include a truncated version of the original...

CVE-2024-39691 Malicious Matrix homeserver can leak truncated message content of messages it shouldn't have access to

matrix-appservice-irc is a Node.js IRC bridge for the Matrix messaging protocol. The fix for GHSA-wm4w-7h2q-3pf7 / CVE-2024-32000 included in matrix-appservice-irc 2.0.0 relied on the Matrix homeserver-provided timestamp to determine whether a user has access to the event they're replying to when...

CVE-2024-39691 Malicious Matrix homeserver can leak truncated message content of messages it shouldn't have access to

matrix-appservice-irc is a Node.js IRC bridge for the Matrix messaging protocol. The fix for GHSA-wm4w-7h2q-3pf7 / CVE-2024-32000 included in matrix-appservice-irc 2.0.0 relied on the Matrix homeserver-provided timestamp to determine whether a user has access to the event they're replying to when...

SUSE CVE-2022-39250

Matrix JavaScript SDK is the Matrix Client-Server software development kit SDK for JavaScript. Prior to version 19.7.0, an attacker cooperating with a malicious homeserver could interfere with the verification flow between two users, injecting its own cross-signing user identity in place of one o...

Fedora: Security Advisory (FEDORA-2024-d408b654d6)

The remote host is missing an update for the SPDX-FileCopyrightText: 2024 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 ifdescription...

[SECURITY] Fedora 40 Update: matrix-synapse-1.105.1-1.fc40

Matrix is an ambitious new ecosystem for open federated Instant Messaging and VoIP. Synapse is a reference "homeserver" implementation of Matrix from the core development team at matrix.org, written in Python/Twisted. It is intended to showcase the concept of Matrix and let folks see the spec in...