Medium: openssh

Issue Overview: A vulnerability was found in OpenSSH when the VerifyHostKeyDNS option is enabled. A machine-in-the-middle attack can be performed by a malicious machine impersonating a legit server. This issue occurs due to how OpenSSH mishandles error codes in specific conditions when verifying...

Updated openssh packages fix security vulnerability

Machine-in-the-middle attack vulnerability if verifyhostkeydns is enabled. CVE-2025-26465...

Openssh: machine-in-the-middle attack if verifyhostkeydns is enabled

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DEBIAN-CVE-2025-26465

A vulnerability was found in OpenSSH when the VerifyHostKeyDNS option is enabled. A machine-in-the-middle attack can be performed by a malicious machine impersonating a legit server. This issue occurs due to how OpenSSH mishandles error codes in specific conditions when verifying the host key. Fo...

AZL-56894 CVE-2025-26465 affecting package openssh for versions less than 9.8p1-3

A vulnerability was found in OpenSSH when the VerifyHostKeyDNS option is enabled. A machine-in-the-middle attack can be performed by a malicious machine impersonating a legit server. This issue occurs due to how OpenSSH mishandles error codes in specific conditions when verifying the host key. Fo...

Exploit for Detection of Error Condition Without Action in Openbsd Openssh

CVE-2025-26465 The OpenSSH client contains a logic error betw...

Security update for openssh

This update for openssh fixes the following issues: CVE-2025-26465: Fixed MitM attack against OpenSSH's VerifyHostKeyDNS-enabled client bsc1237040. CVE-2025-26466: Fixed DoS attack against OpenSSH's client and server bsc1237041. Patch Instructions: To install this SUSE update use the SUSE...

SUSE CVE-2025-26465

A vulnerability was found in OpenSSH when the VerifyHostKeyDNS option is enabled. A machine-in-the-middle attack can be performed by a malicious machine impersonating a legit server. This issue occurs due to how OpenSSH mishandles error codes in specific conditions when verifying the host key. Fo...

UBUNTU-CVE-2025-26465

A vulnerability was found in OpenSSH when the VerifyHostKeyDNS option is enabled. A machine-in-the-middle attack can be performed by a malicious machine impersonating a legit server. This issue occurs due to how OpenSSH mishandles error codes in specific conditions when verifying the host key. Fo...

PT-2024-36830 · Tcpdf +2 · Tcpdf +2

Name of the Vulnerable Software and Affected Versions: TCPDF versions prior to 6.8.0 Description: An issue was discovered in TCPDF. If libcurl is used, CURLOPT SSL VERIFYHOST and CURLOPT SSL VERIFYPEER are set unsafely. Recommendations: For versions prior to 6.8.0, update to version 6.8.0 or late...

okhttp: information disclosure via improperly used cryptographic function

In verifyHostName of OkHostnameVerifier.java, there is a possible way to accept a certificate for the wrong domain due to improperly used crypto. This could lead to remote information disclosure with no additional execution privileges needed. User interaction is not needed for exploitation.Produc...

DEBIAN-CVE-2014-2653

The verifyhostkey function in sshconnect.c in the client in OpenSSH 6.6 and earlier allows remote servers to trigger the skipping of SSHFP DNS RR checking by presenting an unacceptable HostCertificate...

CVE-2014-2653

The verifyhostkey function in sshconnect.c in the client in OpenSSH 6.6 and earlier allows remote servers to trigger the skipping of SSHFP DNS RR checking by presenting an unacceptable HostCertificate...

CVE-2011-3634

methods/https.cc in apt before 0.8.11 accepts connections when the certificate host name fails validation and Verify-Host is enabled, which allows man-in-the-middle attackers to obtain repository credentials via unspecified vectors...

DEBIAN-CVE-2011-3634

methods/https.cc in apt before 0.8.11 accepts connections when the certificate host name fails validation and Verify-Host is enabled, which allows man-in-the-middle attackers to obtain repository credentials via unspecified vectors...

PT-2014-2155 · Debian · Apt

Name of the Vulnerable Software and Affected Versions: apt versions prior to 0.8.11 Description: The issue allows man-in-the-middle attackers to obtain repository credentials via unspecified vectors when the certificate host name fails validation and Verify-Host is enabled. Recommendations: For...