CVE-2026-77703

The HAVELSAN Inc. Liman Render Engine (versions 1.0 before 1.2-75 ) is vulnerable to an SSH Host Key Verification Bypass due to a key exchange without entity authentication. This flaw enables an Adversary in the Middle (AiTM) attack. The vulnerability has a CVSS 3.1 base score of 5.9 (Medium) , i...

CVE-2026-77703 SSH Host Key Verification Bypass in HAVELSAN's Liman Render Engine

Key exchange without entity authentication vulnerability in HAVELSAN Inc. Liman Render Engine allows Adversary in the Middle AiTM. This issue affects Liman Render Engine: from 1.0 before 1.2-75...

CVE-2025-26465

CVE-2025-26465 OpenSSHクライアントは、バージョン6.8p1から9.9p1（両端を含む）の間に論理エラーが存在し、VerifyHostKeyDNSオプションが有効な場合にアクティブな中間者攻撃（MitM）に対して脆弱になります。これにより、悪意のある第三者がクライアントの接続試行時に正規のサーバーになりすますことが可能になります。 この検出方法はどのように機能しますか？ このテンプレートは、以下の脆弱性のあるバージョンにマッチします： root@kitploit: - "SSH-2.0-OpenSSH6.8p1" - "SSH-2.0-OpenSSH6.9p1" -...

Astra Linux – Vulnerability in OpenSSH

A vulnerability was discovered in OpenSSH when the VerifyHostKeyDNS option is enabled. A man-in-the-middle attack can be carried out by a malicious machine pretending to be a legitimate server. This issue arises due to the way OpenSSH handles error codes under certain conditions during the...

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...

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...

Important: python-dulwich

Issue Overview: Dulwich through 1.1.0 was found to be missing SSH host key verification in contrib/paramikovendor.py. CVE-2026-38974 Arbitrary file write leading to remote code execution when cloning or checking out a malicious Git repository on Windows. Dulwich's path-element validator accepted...

SUSE SLED15 / SLES15 Security Update : python3-dulwich (SUSE-SU-2026:3459-1)

The remote SUSE Linux SLED15 / SLEDSAP15 / SLES15 / SLESSAP15 host has a package installed that is affected by a vulnerability as referenced in the SUSE-SU-2026:3459-1 advisory. This update for python3-dulwich fixes the following issue - CVE-2026-38974: Dulwich through 1.1.0 was found to be missi...

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...

Security update for python3-dulwich

This update for python3-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. Patch Instructions: To install this SUSE update use the SUSE recommended installation methods like YaST...

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...