org.apache.sshd/sshd-core: Apache MINA SSHD: Unauthorized command execution due to improper certificate validation

A flaw was found in Apache MINA SSHD server-side. During user authentication, the server's OpenSSH user certificate validation process failed to properly check for or validate unsupported options like 'force-command' or 'verify-required' embedded within a user's certificate. This oversight could...

Incorrect Authorization

Overview Affected versions of this package are vulnerable to Incorrect Authorization when validating SSH host certificate signatures. Due to a related issue in the processing of IsUserAuthority and IsHostAuthority by x/crypto/ssh, an attacker can gain unauthorized access by providing a signed SSH...

GHSA-XGPC-Q899-67P8 Fleet doesn’t validate a server’s certificate when connecting through SSH

Impact A vulnerability has been identified within Fleet where, by default, Fleet will automatically trust a remote server’s certificate when connecting through SSH if the certificate isn’t set in the knownhosts file. This could allow the execution of a man-in-the-middle MitM attack against Fleet...