BIT-CASSANDRA-2024-27137 Apache Cassandra: unrestricted deserialization of JMX authentication credentials

In Apache Cassandra it is possible for a local attacker without access to the Apache Cassandra process or configuration files to manipulate the RMI registry to perform a man-in-the-middle attack and capture user names and passwords used to access the JMX interface. The attacker can then use these...

Medixant RadiAnt DICOM Viewer

RISK EVALUATION Successful exploitation of this vulnerability could allow an attacker to perform a machine-in-the-middle attack MITM, resulting in malicious updates being delivered to the user. 2. RECOMMENDED PRACTICES CISA recommends users take defensive measures to minimize the risk of...

OpenSSH < 9.9p2 MitM

The version of OpenSSH installed on the remote host is prior to 9.9p2. It is, therefore, affected by a man in the middle MITM vulnerability. ssh1 in OpenSSH versions 6.8p1 to 9.9p1 inclusive contained a logic error that allowed an on-path attacker a.k.a MITM to impersonate any server when the...

[slackware-security] openssh

New openssh packages are available for Slackware 15.0 and -current to fix security issues. Here are the details from the Slackware 15.0 ChangeLog: patches/packages/openssh-9.9p2-i586-1slack15.0.txz: Upgraded. This release fixes two security bugs: ssh1 in OpenSSH versions 6.8p1 to 9.9p1 inclusive...

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...

CVE-2025-25305 SSL validation for outgoing requests in Home Assistant Core and used libs not correct

Home Assistant Core is an open source home automation that puts local control and privacy first. Affected versions are subject to a potential man-in-the-middle attacks due to missing SSL certificate verification in the project codebase and used third-party libraries. In the past,...

CVE-2025-26465 Openssh: machine-in-the-middle attack if verifyhostkeydns is enabled

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...

CVE-2025-26465

The CVE-2025-26465 issue affects OpenSSH when VerifyHostKeyDNS is enabled. A remote attacker could perform a MITM impersonation by abusing error-code handling during host-key verification, with success contingent on exhausting the client’s memory resources. Affected context is OpenSSH implementat...

CVE-2025-26465 Openssh: machine-in-the-middle attack if verifyhostkeydns is enabled

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...

CVE-2025-26465 Openssh: machine-in-the-middle attack if verifyhostkeydns is enabled

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...

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...

Critical OpenSSH Vulnerabilities Expose Users to MITM and DoS Attacks

Two critical OpenSSH vulnerabilities discovered! Qualys TRU finds client and server flaws CVE-2025-26465 & CVE-2025-26466 enabling MITM and…...

New OpenSSH Flaws Enable Man-in-the-Middle and DoS Attacks — Patch Now

Two security vulnerabilities have been discovered in the OpenSSH secure networking utility suite that, if successfully exploited, could result in an active machine-in-the-middle MitM and a denial-of-service DoS attack, respectively, under certain conditions. The vulnerabilities, detailed by the...

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...

Qualys TRU Discovers Two Vulnerabilities in OpenSSH: CVE-2025-26465 & CVE-2025-26466

The Qualys Threat Research Unit TRU has identified two vulnerabilities in OpenSSH. The first, tracked as CVE-2025-26465, allows an active machine-in-the-middle attack on the OpenSSH client when the VerifyHostKeyDNS option is enabled. The second, CVE-2025-26466, affects both the OpenSSH client and...

Debian dla-4057 : openssh-client - security update

The remote Debian 11 host has packages installed that are affected by a vulnerability as referenced in the dla-4057 advisory. ------------------------------------------------------------------------- Debian LTS Advisory DLA-4057-1 [email protected] https://www.debian.org/lts/security/...

CVE-2022-41545

The administrative web interface of a Netgear C7800 Router running firmware version 6.01.07 and possibly others authenticates users via basic authentication, with an HTTP header containing a base64 value of the plaintext username and password. Because the web server also does not utilize transpor...

OpenSSH 9.9p1 Denial of Service / Man-In-The-Middle Vulnerability

OpenSSH versions 6.8p1 to 9.9p1 contain a logic error that allow an on-path attacker a.k.a man-in-the-middle to impersonate any server when the VerifyHostKeyDNS option is enabled. This option is off by default. OpenSSH versions 9.5p1 to 9.9p1 are vulnerable to a memory/CPU denial of service relat...

CVE-2022-41545

Netgear C7800 Router (firmware 6.01.07 and possibly others) exposes admin credentials via basic authentication over HTTP, with credentials base64-encoded in the header and no transport security by default. This enables eavesdropping/MITM on authenticated requests over WLAN or LAN. Reported CVSSv3...