Siemens SIMATIC S7-1500 Improper Neutralization of Special Elements used in an OS Command (CVE-2020-15778)

scp in OpenSSH through 8.3p1 allows command injection in the scp.c toremote function, as demonstrated by backtick characters in the destination argument. NOTE: the vendor reportedly has stated that they intentionally omit validation of anomalous argument transfers because that could stand a great...

openssh: OpenSSH SSHD Agent Forwarding and X11 Forwarding

A flaw was found in OpenSSH. In affected versions of sshd, the DisableForwarding directive does not fully adhere to the intended functionality as documented. Specifically, it fails to disable X11 and agent forwarding, which may allow unintended access under certain configurations...

Advisory ROSA-SA-2025-3078

Software: openssh 8.0p1 OS: ROSA Virtualization 3.1 CVE-ID: CVE-2019-16905 BDU-ID: CVE-Crit: HIGH CVE-DESC.: A vulnerability in the implementation of the OpenSSH cryptographic security tool is caused by an integer overflow. Exploitation of the vulnerability could allow an attacker to execute...

Operation SkyCloak Deploys Tor-Enabled OpenSSH Backdoor Targeting Defense Sectors

Threat actors are leveraging weaponized attachments distributed via phishing emails to deliver malware likely targeting the defense sector in Russia and Belarus. According to multiple reports from Cyble and Seqrite Labs, the campaign is designed to deploy a persistent backdoor on compromised host...

Astra Linux – Vulnerability in OpenSSH

Using SSH in OpenSSH before version 10.1 allows for the use of the '\0' character in an SSH URI. This could potentially lead to code execution when a ProxyCommand is used...

JLSEC-2025-7 ssh in OpenSSH before 10.1 allows control characters in usernames that originate from certain...

ssh in OpenSSH before 10.1 allows control characters in usernames that originate from certain possibly untrusted sources, potentially leading to code execution when a ProxyCommand is used. The untrusted sources are the command line and %-sequence expansion of a configuration file. A configuration...

Linux Distros Unpatched Vulnerability : CVE-2025-61984

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - ssh in OpenSSH before 10.1 allows control characters in usernames that originate from certain possibly untrusted sources, potentially leading to code execution...

UBUNTU-CVE-2025-61985

ssh in OpenSSH before 10.1 allows the '\0' character in an ssh:// URI, potentially leading to code execution when a ProxyCommand is used...

CVE-2025-61984

CVE-2025-61984 affects OpenSSH before 10.1. It allows control characters in usernames originating from untrusted sources (command line or %-sequence expansion in a config file), potentially enabling code execution when a ProxyCommand is used. A config file that provides a complete literal usernam...

CVE-2025-61984

ssh in OpenSSH before 10.1 allows control characters in usernames that originate from certain possibly untrusted sources, potentially leading to code execution when a ProxyCommand is used. The untrusted sources are the command line and %-sequence expansion of a configuration file. A configuration...

Linux Distros Unpatched Vulnerability : CVE-2023-25136

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - OpenSSH server sshd 9.1 introduced a double-free vulnerability during options.kexalgorithms handling. This is fixed in OpenSSH 9.2. The double free can be...

Researchers Spot XZ Utils Backdoor in Dozens of Docker Hub Images, Fueling Supply Chain Risks

New research has uncovered Docker images on Docker Hub that contain the infamous XZ Utils backdoor, more than a year after the discovery of the incident. More troubling is the fact that other images have been built on top of these infected base images, effectively propagating the infection furthe...

OESA-2025-1664 openssh security update

OpenSSH is the premier connectivity tool for remote login with the SSH protocol. \ It encrypts all traffic to eliminate eavesdropping, connection hijacking, and \ other attacks. In addition, OpenSSH provides a large suite of secure tunneling \ capabilities, several authentication methods, and...

OESA-2025-1439 openssh security update

OpenSSH is the premier connectivity tool for remote login with the SSH protocol. \ It encrypts all traffic to eliminate eavesdropping, connection hijacking, and \ other attacks. In addition, OpenSSH provides a large suite of secure tunneling \ capabilities, several authentication methods, and...

SUSE CVE-2025-32728

In sshd in OpenSSH before 10.0, the DisableForwarding directive does not adhere to the documentation stating that it disables X11 and agent forwarding...

CLSA-2025-1742661734 openssh: Fix of CVE-2025-26465

CVE-2025-26465: fix vulnerability in OpenSSH when the VerifyHostKeyDNS option is enabled...

OESA-2025-1315 openssh security update

OpenSSH is the premier connectivity tool for remote login with the SSH protocol. \ It encrypts all traffic to eliminate eavesdropping, connection hijacking, and \ other attacks. In addition, OpenSSH provides a large suite of secure tunneling \ capabilities, several authentication methods, and...

CLSA-2025-1741290429 openssh: Fix of CVE-2025-26465

CVE-2025-26465: fix a machine-in-the-middle attack vulnerability caused by a malicious machine impersonating a legitimate server...

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...

SUSE CVE-2025-26466

A flaw was found in the OpenSSH package. For each ping packet the SSH server receives, a pong packet is allocated in a memory buffer and stored in a queue of packages. It is only freed when the server/client key exchange has finished. A malicious client may keep sending such packages, leading to ...