Synapse Security Breach

synapse is an application for open federated instant messaging and VoIP A security vulnerability exists in Synapse that stems from the temporary storage of plaintext passwords during password changes. Affected products and versions; Synapse versions prior to 1.66.0 through 1.93.0...

synapse Authorization Issues Vulnerabilities

synapse is an application for open federated instant messaging and VoIP An authorization issue vulnerability exists in Synapse that stems from a read receipt that allows an attacker to forge any event. Affected Products and Versions:Synapse versions prior to 0.34.0 through 1.93.0...

CVE-2023-41335 Temporary storage of plaintext passwords during password changes in matrix synapse

Synapse is an open-source Matrix homeserver written and maintained by the Matrix.org Foundation. When users update their passwords, the new credentials may be briefly held in the server database. While this doesn't grant the server any added capabilities—it already learns the users' passwords as...

CVE-2023-41335

Synapse is an open-source Matrix homeserver written and maintained by the Matrix.org Foundation. When users update their passwords, the new credentials may be briefly held in the server database. While this doesn't grant the server any added capabilities—it already learns the users' passwords as...

CVE-2023-41335

CVE-2023-41335 affects the Synapse Matrix homeserver. When users update passwords, the new credentials may be briefly held in the server’s database, potentially ending up in backups longer than expected. The issue does not grant new capabilities but violates expectations around password storage. ...

CVE-2023-42453 Improper validation of receipts allows forged read receipts in matrix synapse

Synapse is an open-source Matrix homeserver written and maintained by the Matrix.org Foundation. Users were able to forge read receipts for any event if they knew the room ID and event ID. Note that the users were not able to view the events, but simply mark it as read. This could be confusing as...

CVE-2023-42453 Improper validation of receipts allows forged read receipts in matrix synapse

Synapse is an open-source Matrix homeserver written and maintained by the Matrix.org Foundation. Users were able to forge read receipts for any event if they knew the room ID and event ID. Note that the users were not able to view the events, but simply mark it as read. This could be confusing as...

CVE-2023-42453

Synapse is an open-source Matrix homeserver written and maintained by the Matrix.org Foundation. Users were able to forge read receipts for any event if they knew the room ID and event ID. Note that the users were not able to view the events, but simply mark it as read. This could be confusing as...

CVE-2023-42453

CVE-2023-42453 affects Synapse (Matrix.org) — a Python/Twisted Matrix homeserver. The vulnerability allows forging read receipts for arbitrary events when the attacker knows the room ID and event ID, without needing to view the events. The consequence is clients may display the event as read by t...

CVE-2023-42453

Synapse is an open-source Matrix homeserver written and maintained by the Matrix.org Foundation. Users were able to forge read receipts for any event if they knew the room ID and event ID. Note that the users were not able to view the events, but simply mark it as read. This could be confusing as...

CVE-2023-42453 Improper validation of receipts allows forged read receipts in matrix synapse

Synapse is an open-source Matrix homeserver written and maintained by the Matrix.org Foundation. Users were able to forge read receipts for any event if they knew the room ID and event ID. Note that the users were not able to view the events, but simply mark it as read. This could be confusing as...

GHSA-7565-CQ32-VX2X matrix-synapse vulnerable to improper validation of receipts allows forged read receipts

Impact Users were able to forge read receipts for any event if they knew the room ID and event ID. Note that the users were not able to view the events, but simply mark it as read. This could be confusing as clients will show the event as read by the user, even if they are not in the room. Patche...

matrix-synapse vulnerable to improper validation of receipts allows forged read receipts

Impact Users were able to forge read receipts for any event if they knew the room ID and event ID. Note that the users were not able to view the events, but simply mark it as read. This could be confusing as clients will show the event as read by the user, even if they are not in the room. Patche...

matrix-synapse vulnerable to temporary storage of plaintext passwords during password changes

Impact When users update their passwords, the new credentials may be briefly held in the server database. While this doesn't grant the server any added capabilities—it already learns the users' passwords as part of the authentication process—it does disrupt the expectation that passwords won't be...

PT-2023-27911 · Synapse +2 · Synapse +2

Name of the Vulnerable Software and Affected Versions: Synapse versions prior to 1.93.0 Description: The issue concerns the temporary storage of user passwords in the server database when users update their credentials. Although this does not grant the server any additional capabilities, it...

Fedora: Security Advisory for python-matrix-common (FEDORA-2023-c0696d7b53)

The remote host is missing an update for the SPDX-FileCopyrightText: 2023 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...

Fedora: Security Advisory for matrix-synapse (FEDORA-2023-c0696d7b53)

The remote host is missing an update for the SPDX-FileCopyrightText: 2023 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 37 Update: python-matrix-common-1.3.0-7.fc37

Common utilities for Synapse, Sydent and Sygnal...

[SECURITY] Fedora 37 Update: matrix-synapse-1.80.0-5.fc37

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...

Fedora 37 : matrix-synapse / python-matrix-common / rust-pythonize (2023-c0696d7b53)

The remote Fedora 37 host has packages installed that are affected by multiple vulnerabilities as referenced in the FEDORA-2023-c0696d7b53 advisory. Update matrix-synapse to v1.80.0 to fix CVE-2022-39374, CVE-2023-32323 Tenable has extracted the preceding description block directly from the Fedor...