TLS certificate validation error in mellium.im/xmpp
Moderate severity
GitHub Reviewed
Published
Feb 12, 2022
to the GitHub Advisory Database
•
Updated Aug 30, 2023
Description
Published by the National Vulnerability Database
Feb 11, 2022
Published to the GitHub Advisory Database
Feb 12, 2022
Reviewed
Feb 14, 2022
Last updated
Aug 30, 2023
In Mellium mellium.im/xmpp through 0.21.0, an attacker capable of spoofing DNS TXT records can redirect a WebSocket connection request to a server under their control without causing TLS certificate verification to fail. This occurs because the wrong host name is selected during this verification.
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