Logic error in Matrix SDK for Android

A logic error in the room key sharing functionality of Element Android before 1.2.2 and matrix-android-sdk2 aka Matrix SDK for Android before 1.2.2 leads to a situation where identity verification is inadequate and thus a key-requesting device can be impersonated...

matrix-js-sdk can be tricked into disclosing E2EE room keys to a participating homeserver

Impact A logic error in the room key sharing functionality of matrix-js-sdk before 12.4.1 allows a malicious Matrix homeserver† participating in an encrypted room to steal room encryption keys from affected Matrix clients participating in that room. This allows the homeserver to decrypt end-to-en...

CVE-2021-40824

A logic error in the room key sharing functionality of Element Android before 1.2.2 and matrix-android-sdk2 aka Matrix SDK for Android before 1.2.2 allows a malicious Matrix homeserver present in an encrypted room to steal room encryption keys via crafted Matrix protocol messages that were...

CVE-2021-40824

A logic error in the room key sharing functionality of Element Android before 1.2.2 and matrix-android-sdk2 aka Matrix SDK for Android before 1.2.2 allows a malicious Matrix homeserver present in an encrypted room to steal room encryption keys via crafted Matrix protocol messages that were...

DEBIAN-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...

UBUNTU-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...

Code injection

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...

Code injection

A logic error in the room key sharing functionality of Element Android before 1.2.2 and matrix-android-sdk2 aka Matrix SDK for Android before 1.2.2 allows a malicious Matrix homeserver present in an encrypted room to steal room encryption keys via crafted Matrix protocol messages that were...

CVE-2021-40824

A logic error in the room key sharing functionality of Element Android before 1.2.2 and matrix-android-sdk2 aka Matrix SDK for Android before 1.2.2 allows a malicious Matrix homeserver present in an encrypted room to steal room encryption keys via crafted Matrix protocol messages that were...

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

Removed by vendor...

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...

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 ...

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...

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...

GnuTLS 资源管理错误漏洞

GnuTLS is a free secure communication library for implementing SSL, TLS and DTLS protocols. A security vulnerability exists in gnutls, which stems from the fact that free after-use of a client-sent key sharing extension may result in memory corruption and other consequences...

Popular secure chat APP TextSecure presence of“unknown key sharing attack”vulnerability-vulnerability warning-the black bar safety net

! TextSecure is Android platform a encrypted chat APP, this free APP is designed in order to guarantee communication privacy. This APP by Open WhisperSystems developed, the code completelyopen sourcesupport end-to-end SMS encryption. Looks very safe is not? Recently, however, from Germany's Ruhr...