CVE-2021-40824
N/A
N/A
Summary
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.
Affected Software
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| n/a | n/a | n/a | affected |
Weaknesses
- n/a
ADP Enrichment
CVE Program Container
Additional References
- https://matrix.org/blog/2021/09/13/vulnerability-disclosure-key-sharing
- https://github.com/matrix-org/matrix-android-sdk2/releases/tag/v1.2.2
References
- https://matrix.org/blog/2021/09/13/vulnerability-disclosure-key-sharing
- https://github.com/matrix-org/matrix-android-sdk2/releases/tag/v1.2.2
Feedback
Was this page helpful?
Glad to hear it! Please tell us how we can improve.
Sorry to hear that. Please tell us how we can improve.