OpenSSH flaw exploited in the wild just hours after disclosure (CVE-2026-123158)
An OpenSSH flaw that lets remote attackers log into passwordless accounts on Alpine Linux and other musl-based systems is being exploited, threat intelligence firm Previdian …
OpenSSH 10.6 enables a post-quantum signature algorithm, so experimental keys need replacing
The OpenSSH team released version 10.6 on Oct. 6 and said it will ship releases more often for now to get bugfixes into users’ hands more quickly. The maintainers have …
Locking your ssh-agent exposed local-only keys until OpenSSH 10.5
Lock your ssh-agent and it should sit there refusing to sign anything until you unlock it. In OpenSSH 10.4, locking it also switched off the check that tells the agent whether …
OpenSSH 10.4 arrives with security fixes and a post-quantum signature option
Operators who manage remote access to Unix and Linux systems keep a close watch on OpenSSH, the software that carries most SSH traffic across the internet. The project …
OpenSSH 10.3 patches five security bugs and drops legacy rekeying support
OpenSSH 10.3 shipped carrying five security fixes alongside feature additions and a set of behavior changes that will break compatibility with older SSH implementations that …
GitHub adds post-quantum protection for SSH access
GitHub is adding post-quantum cryptography to secure SSH connections, a move that signals the company’s preparation for a time when current encryption may no longer be safe. …
SSH vulnerability exploitable in Terrapin attacks (CVE-2023-48795)
Security researchers have discovered a vulnerability (CVE-2023-48795) in the SSH cryptographic network protocol that could allow an attacker to downgrade the …
OpenSSH adds protection against Spectre, Meltdown, RAMBleed
OpenSSH, a widely used suite of programs for secure (SSH protocol-based) remote login, has been equipped with protection against side-channel attacks that could allow …
Old and new OpenSSH backdoors threaten Linux servers
OpenSSH, a suite of networking software that allows secure communications over an unsecured network, is the most common tool for system administrators to manage rented Linux …
Quickly audit and adjust SSH server configurations with SSH-audit
SSH-audit is a standalone open source tool for auditing and fixing SSH server configurations. It has no dependencies and will run wherever Python is available. It supports …
SSHowDowN Proxy attacks using IoT devices
Akamai’s Threat Research team has identified a recent spate of SSHowDowN Proxy attacks whereby attackers are using Internet of Things (IoT) devices to remotely generate …
Flaw allows malicious OpenSSH servers to steal users’ private SSH keys
Qualys researchers have discovered two vulnerabilities in the popular OpenSSH implementation of the secure shell protocol, one of which (CVE-2016-0777) could be exploited by …
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