CVE-2023-48795

The SSH transport protocol, including OpenSSH (before 9.6), is vulnerable to the Terrapin attack (CVE-2023-48795). This vulnerability allows remote attackers to bypass integrity checks during the handshake phase by exploiting how the SSH Binary Packet Protocol (BPP) handles sequence numbers. The ...

CVE-2023-46446

CVE-2023-46446 is confirmed in IBM Storage Ceph (Python AsyncSSH) as a Rogue Session Attack affecting AsyncSSH prior to 2.14.1. IBM’s bulletin ties CVE-2023-46446 to IBM Storage Ceph versions 6.0, 6.1z0-z9, 7.0z0-z1, 7.1z0-z3, and 8.0z0-z3, with the remediation to upgrade to 7.0z2. The advisory n...

CVE-2026-45309

CVE-2026-45309 affects AsyncSSH prior to 2.23.0. Root cause: the OpenSSH-style token %u in AuthorizedKeysFile was expanded from the remote username without rejecting path separators or .. segments, letting a username such as with traversal characters read an attacker-controlled authorized-keys fi...

CVE-2023-46445

CVE-2023-46445 affects AsyncSSH before 2.14.1, allowing MITM-controlled extension info messages (Rogue Extension Negotiation). IBM Storage Ceph integrations and various Linux distros reference this flaw. Mitigation: upgrade AsyncSSH to 2.14.1 or newer (patching in affected products where applicab...

CVE-2018-7749

The CVE-2018-7749 issue affects the AsyncSSH SSH server implementation (Python library) prior to version 1.12.1. The root cause is that the server does not properly verify that authentication is completed before processing other requests, allowing a specially crafted client to skip authentication...