CVE-2023-25136

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 leveraged, by an unauthenticated remote attacker in the default configuration, to jump to any location in the sshd address space. One...

CVE-2023-25136

OpenSSH sshd 9.1 contains a pre-authentication double-free in the handling of options.kex_algorithms, fixed in 9.2. Public reports note a remote, unauthenticated attacker could potentially jump to arbitrary addresses in sshd’s address space, with one third-party saying remote code execution is th...

PT-2023-32217 · Gnome +3 · Gnome-Control-Center +3

Name of the Vulnerable Software and Affected Versions: gnome-control-center affected versions not specified Description: The issue arises when the system is configured to use systemd socket activation for openssh-server, causing gnome-control-center to not properly reflect the SSH remote login...

Nextcloud: A vulnerability classified as critical has been found in gsi-openssh-server 7.9p1 on Fedora (Connectivity Software) on server (http://95.217.64.181:22

Summary: " hello " vulnerability: GSI-OPENSSH-SERVER 7.9P1 ON FEDORA /ETC/GSISSH/SSHDCONFIG CREDENTIALS MANAGEMENT Description of problem: A vulnerability classified as critical has been found in gsi-openssh-server 7.9p1 on Fedora Connectivity Software on server http://95.217.64.181:22. This...

Huawei EulerOS: Security Advisory for openssh (EulerOS-SA-2021-2039)

The remote host is missing an update for the Huawei EulerOS SPDX-FileCopyrightText: 2021 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only ifdescription...

The vulnerability of the authfile.c component of the sshd service in the OpenSSH encryption protection mechanism allows a hacker to gain unauthorized access to protected information.

The vulnerability of the authfile.c component of the sshd service in the OpenSSH encryption protection mechanism is related to key management errors. Exploiting this vulnerability could allow an attacker to gain unauthorized access to protected information...

Microsoft Windows Unquoted Service Path Privilege Escalation Exploit

This Metasploit module exploits a logic flaw due to how the lpApplicationName parameter is handled. When the lpApplicationName contains a space, the file name is ambiguous. Take this file path as example: C:\program files\hello.exe; The Windows API will try to interpret this as two possible paths...

Microsoft Windows Unquoted Service Path Privilege Escalation

This module requires Metasploit: https://metasploit.com/download Current source: https://github.com/rapid7/metasploit-framework require 'msf/core/exploit/exe' class MetasploitModule 'Windows Unquoted Service Path Privilege Escalation', 'Description' = %q This module exploits a logic flaw due to h...

Windows Unquoted Service Path Privilege Escalation

This module exploits a logic flaw due to how the lpApplicationName parameter is handled. When the lpApplicationName contains a space, the file name is ambiguous. Take this file path as example: C:\program files\hello.exe; The Windows API will try to interpret this as two possible paths:...

CVE-2019-7639

An issue was discovered in gsi-openssh-server 7.9p1 on Fedora 29. If PermitPAMUserChange is set to yes in the /etc/gsissh/sshdconfig file, logins succeed with a valid username and an incorrect password, even though a failure entry is recorded in the /var/log/messages file...

CVE-2019-7639

An issue was discovered in gsi-openssh-server 7.9p1 on Fedora 29. If PermitPAMUserChange is set to yes in the /etc/gsissh/sshdconfig file, logins succeed with a valid username and an incorrect password, even though a failure entry is recorded in the /var/log/messages file...

[SECURITY] Fedora 28 Update: openssh-7.8p1-4.fc28

SSH Secure SHell is a program for logging into and executing commands on a remote machine. SSH is intended to replace rlogin and rsh, and to provide secure encrypted communications between two untrusted hosts over an insecure network. X11 connections and arbitrary TCP/IP ports can also be forward...

Lynis 2.7.0 - Security Auditing Tool for Unix/Linux Systems

We are excited to announce this major release of auditing tool Lynis. Several big changes have been made to core functions of Lynis. These changes are the next of simplification improvements we made. There is a risk of breaking your existing configuration. Lynis is an open source security auditin...

CVE-2018-15919

OpenSSH server was found to respond differently to failed GSSAPI authentication attempts when the target user existed versus when that user did not exist. A remote attacker could use this bug to test for the existence of particular usernames on a target system. Mitigation If GSSAPI Authentication...

Researchers Defeat AMD's SEV Virtual Machine Encryption

German security researchers claim to have found a new practical attack against virtual machines VMs protected using AMD's Secure Encrypted Virtualization SEV technology that could allow attackers to recover plaintext memory data from guest VMs. AMD's Secure Encrypted Virtualization SEV technology...

[SECURITY] Fedora 24 Update: openssh-7.2p2-13.fc24

SSH Secure SHell is a program for logging into and executing commands on a remote machine. SSH is intended to replace rlogin and rsh, and to provide secure encrypted communications between two untrusted hosts over an insecure network. X11 connections and arbitrary TCP/IP ports can also be forward...

Vulnerabilities in the Debian GNU/Linux operating system that allow a remote attacker to compromise the confidentiality, integrity, and accessibility of protected information

The open-source Debian GNU/Linux operating system includes multiple vulnerabilities in the openssh-server-udeb package. Exploitation of these vulnerabilities may lead to breaches of the confidentiality, integrity, and accessibility of protected information. These vulnerabilities can be exploited...

Vulnerabilities in the Debian GNU/Linux operating system that allow a remote attacker to compromise the confidentiality, integrity, and accessibility of protected information

The multiple vulnerabilities in the openssh-server package of the Debian GNU/Linux operating system may lead to breaches of the confidentiality, integrity, and accessibility of protected information. These vulnerabilities can be exploited remotely...

Juniper Networks Junos OS OpenSSH Information Leak and Buffer Overflow Vulnerability

Junos OS is prone to an information leak and buffer overflow vulnerability in the OpenSSH client. SPDX-FileCopyrightText: 2016 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-on...

OracleVM 2.2 : openssh (OVMSA-2016-0033)

The remote OracleVM system is missing necessary patches to address critical security updates : - change default value of MaxStartups - CVE-2010-5107 John Haxby %NASLMINLEVEL 70300 C Tenable Network Security, Inc. The package checks in this plugin were extracted from OracleVM Security Advisory...