VulnCheck KEV: CVE-2004-1653

The default configuration for OpenSSH enables AllowTcpForwarding, which could allow remote authenticated users to perform a port bounce, when configured with an anonymous access program such as AnonCVS...

[SECURITY] Fedora 25 Update: openssh-7.3p1-4.fc25

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...

Fedora 24 : openssh (2016-2d90928b5b)

Fix NULL dereference 1380297 Note that Tenable Network Security has extracted the preceding description block directly from the Fedora update system website. Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues. %NASLMINLEVEL 70300 C...

[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...

OpenSSH kbdint_next_device Policy Bypass (CVE-2015-5600)

A policy bypass vulnerability exists in OpenSSH. The vulnerability is due to a flaw in the kbdintnextdevice function. An unauthorized, remote attacker can exploit this vulnerability causing the vulnerable server to try the authentication method an arbitrary number of times, effectively allowing t...

SUSE SLES11 Security Update : openssh (SUSE-SU-2016:2388-1)

This update for OpenSSH fixes the following issues : - Prevent user enumeration through the timing of password processing. bsc989363, CVE-2016-6210 - Allow lowering the DH groups parameter limit in server as well as when GSSAPI key exchange is used. bsc948902 - Sanitize input for xauth1. bsc97063...

SUSE-SU-2016:2388-1 Security update for openssh

This update for OpenSSH fixes the following issues: - Prevent user enumeration through the timing of password processing. bsc989363, CVE-2016-6210 - Allow lowering the DH groups parameter limit in server as well as when GSSAPI key exchange is used. bsc948902 - Sanitize input for xauth1. bsc970632...

Debian DLA-634-1 : dropbear security update

It was discovered that there were two issues in dropbear, a lightweight SSH2 server and client : - CVE-2016-7406: Potential issues in exit message formatting. - CVE-2016-7407: Overflows when parsing OpenSSH's ASN.1 key format. For Debian 7 'Wheezy', this issue has been fixed in dropbear version...

SSH-Weak-DH - SSH Weak Diffie-Hellman Group Identification Tool

This tool establishes SSH connections to a server, thereby enumerating through various client configurations, in order to determine whether the server allows a Diffie-Hellman DH key exchange based on a weak group. We hope that our tool will be useful to check SSH servers for weak DH key exchange...

Dropbear SSH Server < 2016.72 Multiple Vulnerabilities

According to its self-reported version in its banner, Dropbear SSH running on the remote host is prior to 2016.74. It is, therefore, affected by the following vulnerabilities : - A format string flaw exists due to improper handling of string format specifiers e.g., %s and %x in usernames and host...

openSUSE Security Update : openssh (openSUSE-2016-1096)

This update for openssh fixes the following issues : - Prevent user enumeration through the timing of password processing bsc989363, CVE-2016-6210 - Allow lowering the DH groups parameter limit in server as well as when GSSAPI key exchange is used bsc948902 - limit accepted password length preven...

Updated dropbear packages fix security vulnerability

Message printout was vulnerable to format string injection. If specific usernames including "%" symbols can be created on a system validated by getpwnam then an attacker could run arbitrary code as root when connecting to Dropbear server. Also, a dbclient user who can control username or host...

SUSE SLES11 Security Update : openssh (SUSE-SU-2016:2281-1)

This update for openssh fixes the following issues : - CVE-2016-6210: Prevent user enumeration through the timing of password processing bsc989363 -preventtiminguserenumeration - Allow lowering the DH groups parameter limit in server as well as when GSSAPI key exchange is used bsc948902 -...

SUSE SLED12 / SLES12 Security Update : openssh (SUSE-SU-2016:2280-1)

This update for openssh fixes the following issues : - Prevent user enumeration through the timing of password processing bsc989363, CVE-2016-6210 -preventtiminguserenumeration - Allow lowering the DH groups parameter limit in server as well as when GSSAPI key exchange is used bsc948902 - limit...

SUSE-SU-2016:2281-1 Security update for openssh

This update for openssh fixes the following issues: - CVE-2016-6210: Prevent user enumeration through the timing of password processing bsc989363 -preventtiminguserenumeration - Allow lowering the DH groups parameter limit in server as well as when GSSAPI key exchange is used bsc948902 -...

SUSE-SU-2016:2280-1 Security update for openssh

This update for openssh fixes the following issues: - Prevent user enumeration through the timing of password processing bsc989363, CVE-2016-6210 -preventtiminguserenumeration - Allow lowering the DH groups parameter limit in server as well as when GSSAPI key exchange is used bsc948902 - limit...

AIX OpenSSH Vulnerability

IBM SECURITY ADVISORY First Issued: Thu Sep 8 14:36:37 CDT 2016 The most recent version of this document is available here: http://aix.software.ibm.com/aix/efixes/security/opensshadvisory9.asc https://aix.software.ibm.com/aix/efixes/security/opensshadvisory9.asc...

FreeBSD : openssh -- sshd -- remote valid user discovery and PAM /bin/login attack (adccefd1-7080-11e6-a2cb-c80aa9043978)

The OpenSSH project reports : sshd8: Mitigate timing differences in password authentication that could be used to discern valid from invalid account names when long passwords were sent and particular password hashing algorithms are in use on the server. CVE-2016-6210, reported by EddieEzra.Harari...

Updated openssh packages fix security vulnerability

The dosetupenv function in session.c in sshd in OpenSSH through 7.2p2, when the UseLogin feature is enabled and PAM is configured to read .pamenvironment files in user home directories, allows local users to gain privileges by triggering a crafted environment for the /bin/login program, as...

MGASA-2016-0280 Updated openssh packages fix security vulnerability

The dosetupenv function in session.c in sshd in OpenSSH through 7.2p2, when the UseLogin feature is enabled and PAM is configured to read .pamenvironment files in user home directories, allows local users to gain privileges by triggering a crafted environment for the /bin/login program, as...