CVE-2021-40823

A logic error in the room key sharing functionality of matrix-js-sdk aka Matrix Javascript SDK before 12.4.1 allows a malicious Matrix homeserver present in an encrypted room to steal room encryption keys via crafted Matrix protocol messages that were originally sent by affected Matrix clients...

CVE-2021-40823

A logic error in the room key sharing functionality of matrix-js-sdk aka Matrix Javascript SDK before 12.4.1 allows a malicious Matrix homeserver present in an encrypted room to steal room encryption keys via crafted Matrix protocol messages that were originally sent by affected Matrix clients...

CVE-2021-40823

A logic error in the room key sharing functionality of matrix-js-sdk aka Matrix Javascript SDK before 12.4.1 allows a malicious Matrix homeserver present in an encrypted room to steal room encryption keys via crafted Matrix protocol messages that were originally sent by affected Matrix clients...

CVE-2021-40823

CVE-2021-40823 affects matrix-js-sdk and related Element client variants. A logic error in the room key sharing functionality prior to version 12.4.1 allows a malicious Matrix homeserver participating in an encrypted room to steal room encryption keys originally sent by affected clients, enabling...

Element Android 加密问题漏洞

Element Android is the Android Matrix client provided by Element. A cryptographic issue vulnerability exists in Element Android prior to version 1.2.2 and matrix-android-sdk2 prior to version 1.2.2, which stems from a logic error in the device's room key sharing functionality that results in...

PT-2021-22961 · Element +2 · Element Android +2

Name of the Vulnerable Software and Affected Versions: Element Android versions prior to 1.2.2 matrix-android-sdk2 aka Matrix SDK for Android versions prior to 1.2.2 Description: A logic error in the room key sharing functionality allows a malicious Matrix homeserver present in an encrypted room ...

Matrix 加密问题漏洞

Matrix is an ambitious new ecosystem for open federated instant messaging and VoIP. A cryptographic issue vulnerability exists in versions of Matrix Javascript SDK prior to 12.4.1, which stems from a logic error in a device's room key sharing functionality that results in insufficient...

PT-2021-22960 · Cinny +5 · Cinny +7

Name of the Vulnerable Software and Affected Versions: matrix-js-sdk versions prior to 12.4.1 Element Web versions 1.8.2 and earlier Element Desktop versions 1.8.2 and earlier SchildiChat Web versions 1.7.32-sc1 and earlier SchildiChat Desktop versions 1.7.32-sc1 and earlier Cinny versions 1.2.0...

Matrix Information Disclosure Vulnerability (CNVD-2021-70122)

Matrix is an ambitious new ecosystem for open federated instant messaging and VoIP. Matrix 1.41.0 and earlier versions have an information disclosure vulnerability that could be exploited by attackers to access room names, avatars, topics and member counts...

GHSA-JJ53-8FMW-F2W2 Adding a private/unlisted room to a community exposes room metadata in an unauthorised manner.

Impact Unauthorised users can access the name, avatar, topic and number of members of a room if they know the ID of the room. This vulnerability is limited to homeservers where: - the vulnerable homeserver is in the room; and - untrusted users are permitted to create groups communities. By defaul...

GHSA-3X4C-PQ33-4W3Q Improper authorisation of members discloses room membership to non-members

Impact 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 visibility. Furthermore, the unauthorised user must be using an account on a vulnerable homeserver tha...

Improper authorisation of members discloses room membership to non-members

Impact 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 visibility. Furthermore, the unauthorised user must be using an account on a vulnerable homeserver tha...

Privilege Escalation

matrixsynapse is vulnerable to privilege escalation. An unauthorised user knowing Room ID of a private room and setting room's history visibility to shared is allowed to enumerate the room's members, including their display names...

Privilege Escalation

matrix-synapse is vulnerable to privilege escalation. Any unauthorized user who knows Room ID of a private room can disclose a private room's name, avatar, topic, and number of members through Group/Community features...

DEBIAN-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...

PYSEC-2021-425

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...

UBUNTU-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 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-2021-39163

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 name, avatar, topic and number of members of a room if they know the ID of the room. This vulnerability is limited to homeservers where the vulnerable...

DEBIAN-CVE-2021-39163

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 name, avatar, topic and number of members of a room if they know the ID of the room. This vulnerability is limited to homeservers where the vulnerable...