Central Dogma: SSH host-key verification permanently disabled in Git mirror (SshGitMirror)

Vulnerability Central Dogma's Git mirror SSH client installs an Apache MINA SSHD ServerKeyVerifier lambda that returns true unconditionally for every outbound SSH connection used by git+ssh:// mirrors. The accompanying lines disable the knownhosts and /.ssh/config fallbacks, and a repo-wide searc...

CVE-2025-26465

CVE-2025-26465 OpenSSH 客户端在 6.8p1 至 9.9p1（含）版本之间存在一个逻辑错误，如果启用了 VerifyHostKeyDNS 选项，则容易受到主动中间人（MitM）攻击，当客户端尝试连接时，恶意入侵者可以冒充合法服务器。 此检测方法如何工作？ 该模板匹配以下易受攻击的版本： root@kitploit: - "SSH-2.0-OpenSSH6.8p1" - "SSH-2.0-OpenSSH6.9p1" - "SSH-2.0-OpenSSH7.0p1" - "SSH-2.0-OpenSSH7.1p1" - "SSH-2.0-OpenSSH7.2p1" -...

Improper Check for Certificate Revocation

Overview Affected versions of this package are vulnerable to Improper Check for Certificate Revocation in the knownhosts parser, where HostKey.name2type lacks OpenSSH certificate-type entries such as [email protected] in its static table, so a @revoked line authored with a...

AWS CLI: Disabled SSH host key verification in Amazon AWS CLI EMR helper commands

SummaryThe AWS Command Line Interface AWS CLI is a unified tool to manage AWS services from the command line. An issue exists where the EMR SSH helper commands aws emr ssh, aws emr socks, aws emr put, aws emr get passed StrictHostKeyChecking=no to the underlying SSH client, disabling host key...

GHSA-HQVF-45JJ-MCCQ AWS CLI: Disabled SSH host key verification in Amazon AWS CLI EMR helper commands

Summary The AWS Command Line Interface AWS CLI is a unified tool to manage AWS services from the command line. An issue exists where the EMR SSH helper commands aws emr ssh, aws emr socks, aws emr put, aws emr get passed StrictHostKeyChecking=no to the underlying SSH client, disabling host key...

AWS CLI: Disabled SSH host key verification in Amazon AWS CLI EMR helper commands

Summary The AWS Command Line Interface AWS CLI is a unified tool to manage AWS services from the command line. An issue exists where the EMR SSH helper commands aws emr ssh, aws emr socks, aws emr put, aws emr get passed StrictHostKeyChecking=no to the underlying SSH client, disabling host key...

Key Exchange without Entity Authentication

Overview Affected versions of this package are vulnerable to Key Exchange without Entity Authentication due to disabled SSH host key verification in the EMR SSH helper commands. An attacker can intercept SSH sessions and file transfers by performing a man-in-the-middle attack between the client a...

CVE-2026-18654 Disabled SSH host key verification in Amazon AWS CLI EMR helper commands

Key exchange without entity authentication in the EMR SSH helper commands in Amazon AWS CLI before 1.45.28 and AWS CLI v2 before 2.35.3 might allow man-in-the-middle attackers to intercept SSHsessions and file transfers via network positioning between the client and the EMR cluster endpoint. To...

CVE-2026-18654 Disabled SSH host key verification in Amazon AWS CLI EMR helper commands

Key exchange without entity authentication in the EMR SSH helper commands in Amazon AWS CLI before 1.45.28 and AWS CLI v2 before 2.35.3 might allow man-in-the-middle attackers to intercept SSHsessions and file transfers via network positioning between the client and the EMR cluster endpoint. To...

SUSE SLES12 Security Update : python-dulwich (SUSE-SU-2026:3408-1)

The remote SUSE Linux SLES12 / SLESSAP12 host has a package installed that is affected by a vulnerability as referenced in the SUSE-SU-2026:3408-1 advisory. This update for python-dulwich fixes the following issue - CVE-2026-38974: Dulwich through 1.1.0 was found to be missing SSH host key...

SUSE-SU-2026:3408-1 Security update for python-dulwich

This update for python-dulwich fixes the following issue - CVE-2026-38974: Dulwich through 1.1.0 was found to be missing SSH host key verification in contrib/paramikovendor.py bsc1271525...

GHSA-5XVQ-CP9X-6P6R Russh: Pre-auth remote panic via all-zero Curve25519 peer public value (encode_mpint OOB)

A pre-authentication denial-of-service panic in russh 0.62.2 commit c4be19f1915c8682f4615c3fd50008512b474491, current default branch main as of 2026-07-22. An unauthenticated client sends a single SSHMSGKEXECDHINIT whose QC is 32 zero bytes. russh's Curve25519 KEX does not reject the all-zero pee...

CVE-2026-38974

A flaw was found in Dulwich. The contrib/paramikovendor.py component is missing Secure Shell SSH host key verification. This vulnerability allows a remote attacker to impersonate a legitimate Git server. By doing so, the attacker could potentially intercept sensitive information or execute...

DEBIAN-CVE-2026-38974

Dulwich through 1.1.0 was found to be missing SSH host key verification in contrib/paramikovendor.py...

CVE-2026-38974

Dulwich through 1.1.0 was found to be missing SSH host key verification in contrib/paramikovendor.py...

CVE-2026-38974

Dulwich through 1.1.0 was found to be missing SSH host key verification in contrib/paramikovendor.py...

CVE-2026-58065

The Apache Airflow Git provider runs its git-over-SSH operations with StrictHostKeyChecking=no by default, disabling SSH host-key verification. An attacker who can intercept the network path between an Airflow worker and the Git server can impersonate the server man-in-the-middle, capturing the S...

SUSE CVE-2026-12064

When a user invokes curl using a schemeless URL combined with --proto-default sftp or scp, a disconnect occurs between the tool layer and libcurl. The tool layer incorrectly infers the URL scheme, which erroneously bypasses the initialization of critical SSH security options like...

curl: curl: Man-in-the-middle attack via SSH host key bypass

A flaw was found in curl. When a libcurl-based application uses SCP:// or SFTP:// for transfers and employs the CURLOPTSSHKEYFUNCTION callback, it may silently accept an untrusted server. This occurs if the server's host key type differs from the one stored in the knownhosts file. The callback...

CVE-2026-54100

A flaw was found in the Windows Machine Config Operator WMCO for Red Hat OpenShift Container Platform. WMCO establishes SSH connections to Windows worker nodes without verifying the remote server host key. An adjacent-network attacker who can intercept or redirect WMCO's SSH session can capture...