CVE-2022-39251

Matrix Javascript SDK is the Matrix Client-Server SDK for JavaScript. Prior to version 19.7.0, an attacker cooperating with a malicious homeserver can construct messages that legitimately appear to have come from another person, without any indication such as a grey shield. Additionally, a...

CVE-2022-39264

nheko is a desktop client for the Matrix communication application. All versions below 0.10.2 are vulnerable homeservers inserting malicious secrets, which could lead to man-in-the-middle attacks. Users can upgrade to version 0.10.2 to protect against this issue. As a workaround, one may apply th...

Matrix 输入验证错误漏洞

Matrix is an ambitious new ecosystem for open federated instant messaging and VoIP. Matrix Javascript SDK 17.1.0-rc.1 and later has an input validation error vulnerability that stems from the fact that its incorrectly formatted beacon event from MSC3488 could corrupt or prevent the matrix-js-sdk...

CVE-2022-39249 Matrix Javascript SDK vulnerable to impersonation via forwarded Megolm sessions

Matrix Javascript SDK is the Matrix Client-Server SDK for JavaScript. Prior to version 19.7.0, an attacker cooperating with a malicious homeserver can construct messages appearing to have come from another person. Such messages will be marked with a grey shield on some platforms, but this may be...

CVE-2022-39236 Matrix Javascript SDK improper beacon events can cause availability issues

Matrix Javascript SDK is the Matrix Client-Server SDK for JavaScript. Starting with version 17.1.0-rc.1, improperly formed beacon events can disrupt or impede the matrix-js-sdk from functioning properly, potentially impacting the consumer's ability to process data safely. Note that the...

CVE-2022-39264

CVE-2022-39264 affects the nheko desktop client for Matrix; all releases prior to 0.10.2 are vulnerable because homeservers can insert malicious secrets, enabling potential man‑in‑the‑middle attacks. The recommended fix is upgrading to v0.10.2. Workarounds mentioned include applying patches manua...

Security Vulnerabilities fixed in Thunderbird 102.3.1 — Mozilla

Thunderbird users who use the Matrix chat protocol were vulnerable to an impersonation attack. A malicious server administrator could fake encrypted messages to look as if they were sent from another user on that server. Thunderbird users who use the Matrix chat protocol were vulnerable to an...

CVE-2022-39251 Matrix Javascript SDK vulnerable to Olm/Megolm protocol confusion

Matrix Javascript SDK is the Matrix Client-Server SDK for JavaScript. Prior to version 19.7.0, an attacker cooperating with a malicious homeserver can construct messages that legitimately appear to have come from another person, without any indication such as a grey shield. Additionally, a...

Matrix 安全漏洞

Matrix is an ambitious new ecosystem for open federated instant messaging and VoIP. A security vulnerability exists in versions of Matrix matrix-android-sdk2 prior to 1.5.1, which stems from the fact that its matrix-android-sdk2 implements an overly lax key-forwarding policy on the receiving end...

CVE-2022-39249

CVE-2022-39249 affects the Matrix Javascript SDK (matrix-js-sdk) prior to 19.7.0. A malicious homeserver can coordinate to craft messages that appear from another user due to a permissive key-forwarding policy. Starting with 19.7.0, the default policy was tightened to only accept forwarded keys i...

CVE-2022-39251

The CVE-2022-39251 vulnerability affects the Matrix Javascript SDK (matrix-js-sdk) prior to version 19.7.0. It stems from a protocol confusion bug that allowed to‑device messages encrypted with Megolm to be accepted as Olm, enabling an attacker coordinating with a malicious homeserver to craft me...

Matrix 授权问题漏洞

Matrix is an ambitious new ecosystem for open federated instant messaging and VoIP. A security vulnerability exists in the Matrix iOS SDK prior to version 0.23.19, which stems from a lack of required checks in matrix-ios-sdk...

CVE-2022-39236

CVE-2022-39236 affects the Matrix JavaScript SDK (matrix-js-sdk). Starting with version 17.1.0-rc.1, improperly formed beacon events (MSC3488) can disrupt or impede the matrix-js-sdk’s operation, potentially preventing safe data processing. The SDK may appear functional while excluding or corrupt...

CVE-2022-39251 Matrix Javascript SDK vulnerable to Olm/Megolm protocol confusion

Matrix Javascript SDK is the Matrix Client-Server SDK for JavaScript. Prior to version 19.7.0, an attacker cooperating with a malicious homeserver can construct messages that legitimately appear to have come from another person, without any indication such as a grey shield. Additionally, a...

CVE-2022-39249 Matrix Javascript SDK vulnerable to impersonation via forwarded Megolm sessions

Matrix Javascript SDK is the Matrix Client-Server SDK for JavaScript. Prior to version 19.7.0, an attacker cooperating with a malicious homeserver can construct messages appearing to have come from another person. Such messages will be marked with a grey shield on some platforms, but this may be...

CVE-2022-39264

nheko is a desktop client for the Matrix communication application. All versions below 0.10.2 are vulnerable homeservers inserting malicious secrets, which could lead to man-in-the-middle attacks. Users can upgrade to version 0.10.2 to protect against this issue. As a workaround, one may apply th...

CVE-2022-39236

Matrix Javascript SDK is the Matrix Client-Server SDK for JavaScript. Starting with version 17.1.0-rc.1, improperly formed beacon events can disrupt or impede the matrix-js-sdk from functioning properly, potentially impacting the consumer's ability to process data safely. Note that the...

CVE-2022-39251

Matrix Javascript SDK is the Matrix Client-Server SDK for JavaScript. Prior to version 19.7.0, an attacker cooperating with a malicious homeserver can construct messages that legitimately appear to have come from another person, without any indication such as a grey shield. Additionally, a...

CVE-2022-39249

Matrix Javascript SDK is the Matrix Client-Server SDK for JavaScript. Prior to version 19.7.0, an attacker cooperating with a malicious homeserver can construct messages appearing to have come from another person. Such messages will be marked with a grey shield on some platforms, but this may be...

Oracle Linux 8 : thunderbird (ELSA-2022-6708)

The remote Oracle Linux 8 host has a package installed that is affected by multiple vulnerabilities as referenced in the ELSA-2022-6708 advisory. 102.3.0-3.0.1 - Replaced thunderbird-redhat-default-prefs.js with thunderbird-oracle-default-prefs.js 102.3.0-3 - Update to 102.3.0 build1 Tenable has...