[ Python ] Fix VALID_TRANSITIONS allowing CLIENT_HELLO to skip directly to FINISHED state
Open-source bounty · GitHub (bounty labels) · open as of 17 Oct 2026
- Amount as listed
- $1 fixed “$1” — quoted from GitHub (bounty labels)
- Platform
- GitHub (bounty labels)
- Kind of work
- Open-source bounty · Engineering
- Open to
- not stated by the platform
- Deadline
- not stated by the platform
- Status
- Open
- Checked
- 17 Oct 2026, 18:22 UTC
What the listing says
Fix state machine allowing handshake to skip key exchange and jump from CLIENT HELLO directly to FINISHED - The VALID TRANSITIONS dictionary in python/tls handshake.py at line 56-58 lists HandshakeState.FINISHED as a valid transition from HandshakeState.CLIENT HELLO — this allows a malicious client to send a ClientHell
Excerpt we recorded when we checked: Etiketten: 💎 Bounty, good first issue, help wanted, 💎 Bounty, $1, AI Agent friendly, AI only allowed - no humans
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