Comments (5)
This is clearly a bug and the security impact is actually quite hard to estimate and I'll have to think hard about that. I'm not sure if the cookie is also checked elsewhere in the code.
It also clearly shows that always sending the cookie is in hindsight a mistake in the spec, encouraging such errors.
from saltyrtc-client-java.
I couldn't really think of a plausible attack scenario so far but due to its complexity, we should fix this ASAP nevertheless.
from saltyrtc-client-java.
I couldn't really think of a plausible attack scenario so far but due to its complexity, [..]
Same for me 👍
I'm not a security expert so I didn't add any speculations about security implications to the issue when I opened it 😉
from saltyrtc-client-java.
Uhm how 😱
Sorry, I'm not sure what happened.
I just wanted to comment that for the s2c handshake the cookie is set correctly, but then though it's unnecessary and deleted the comment. I have no idea how this closed the thread.
from saltyrtc-client-java.
No worries. 🙂
from saltyrtc-client-java.
Related Issues (20)
- Handshake attempts after 'task' state trigger a protocol error
- Initiator should send drop-responder to the server, not the peer
- Is this client thread-safe? HOT 2
- Fix synchronisation HOT 3
- Question about source code HOT 3
- Question: Allow Kotlin? HOT 1
- Dependency version specifiers
- Dropping old responder doesn't work if we have a trusted receiver public permanent key. HOT 1
- The "No shared task" case isn't handled correctly ("close" msg & channel termination). HOT 2
- Client accepts CSN which are incremented by more than one. HOT 1
- com.fasterxml.jackson:jackson-bom:2.13.2.1. gradle build failed
- Migrate to CircleCI HOT 1
- Websocket: onBinaryMessage can happen before onConnected
- Add support for 'disconnected' messages
- Precalculate shared key
- Switch to Java 8
- Create CryptoProvider interface
- Reduce copying and consistently use ByteBuffer
- Wrong send-error validation
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