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 originally sent by affected Matrix clients participating in that room. This allows the attacker to decrypt end-to-end encrypted messages sent by affected clients.
Metrics
Affected Vendors & Products
Advisories
Source | ID | Title |
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EUVD-2022-4389 | 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 originally sent by affected Matrix clients participating in that room. This allows the attacker to decrypt end-to-end encrypted messages sent by affected clients. |
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GHSA-jjmc-4p83-pp26 | Logic error in Matrix SDK for Android |
Fixes
Solution
No solution given by the vendor.
Workaround
No workaround given by the vendor.
References
History
No history.

Status: PUBLISHED
Assigner: mitre
Published:
Updated: 2024-08-04T02:51:07.032Z
Reserved: 2021-09-09T00:00:00
Link: CVE-2021-40824

No data.

Status : Modified
Published: 2021-09-13T19:15:19.340
Modified: 2024-11-21T06:24:50.803
Link: CVE-2021-40824

No data.

No data.