CVE-2026-44405
In Paramiko through 4.0.0 before a448945, rsakey.py allows the SHA-1 algorithm.
PatchFirst · Vulnérabilités récentes
Vulnérabilité publiée pour paramiko au cours des 30 derniers jours : 0. Dans le catalogue KEV : 0.
Vulnérabilités : 3
In Paramiko through 4.0.0 before a448945, rsakey.py allows the SHA-1 algorithm.
The SSH transport protocol with certain OpenSSH extensions, found in OpenSSH before 9.6 and other products, allows remote attackers to bypass integrity checks such that some packets are omitted (from the extension negotiation message), and a client and server may consequently end up with a connection for which some security features have been downgraded or disabled, aka a Terrapin attack. This occurs because the SSH Binary Packet Protocol (BPP), implemented by these extensions, mishandles the handshake phase and mishandles use of sequence numbers. For example, there is an effective attack against SSH's use of ChaCha20-Poly1305 (and CBC with E
In Paramiko before 2.10.1, a race condition (between creation and chmod) in the write_private_key_file function could allow unauthorized information disclosure.
Comparez votre pile et les versions installées aux bases de vulnérabilités actuelles.