CVE-2026-7598

A security vulnerability has been detected in libssh2 up to 1.11.1. The impacted element is the function userauthpassword of the file src/userauth.c. Such manipulation of the argument usernamelen/passwordlen leads to integer overflow. The attack may be launched remotely. The name of the patch is...

EUVD-2002-2383

Malware in sbrugna...

CVE-2002-2405

Check Point FireWall-1 4.1 and Next Generation NG, with UserAuth configured to proxy HTTP traffic only, allows remote attackers to pass unauthorized HTTPS, FTP and possibly other traffic through the firewall...

SUSE CVE-2006-4925

packet.c in ssh in OpenSSH allows remote attackers to cause a denial of service crash by sending an invalid protocol sequence with USERAUTHSUCCESS before NEWKEYS, which causes newkeysmode to be NULL...

Fedora Update for libssh2 FEDORA-2019-5885663621

The remote host is missing an update for the Copyright C 2019 Greenbone Networks GmbH 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-or-later This program is free software; you can...

[SECURITY] Fedora 29 Update: libssh2-1.9.0-1.fc29

libssh2 is a library implementing the SSH2 protocol as defined by Internet Drafts: SECSH-TRANS22, SECSH-USERAUTH25, SECSH-CONNECTION23, SECSH-ARCH20, SECSH-FILEXFER06, SECSH-DHGEX04, and SECSH-NUMBERS10...

[SECURITY] Fedora 30 Update: libssh2-1.9.0-1.fc30

libssh2 is a library implementing the SSH2 protocol as defined by Internet Drafts: SECSH-TRANS22, SECSH-USERAUTH25, SECSH-CONNECTION23, SECSH-ARCH20, SECSH-FILEXFER06, SECSH-DHGEX04, and SECSH-NUMBERS10...

[SECURITY] Fedora 28 Update: libssh2-1.8.1-1.fc28

libssh2 is a library implementing the SSH2 protocol as defined by Internet Drafts: SECSH-TRANS22, SECSH-USERAUTH25, SECSH-CONNECTION23, SECSH-ARCH20, SECSH-FILEXFER06, SECSH-DHGEX04, and SECSH-NUMBERS10...

PT-2018-3093

Name of the Vulnerable Software and Affected Versions libssh2 versions prior to 1.8.1 Description The issue is related to an integer overflow in the libssh2 library, specifically in the way keyboard prompt requests are parsed. This could allow a remote attacker who compromises an SSH server to...

UBUNTU-CVE-2018-15599

The recvmsguserauthrequest function in svr-auth.c in Dropbear through 2018.76 is prone to a user enumeration vulnerability because username validity affects how fields in SSHMSGUSERAUTH messages are handled, a similar issue to CVE-2018-15473 in an unrelated codebase...

PT-2018-13107

Name of the Vulnerable Software and Affected Versions Dropbear versions prior to 2018.76 Description The issue is related to a user enumeration problem in the recv msg userauth request function. This function is located in svr-auth.c and is prone to a vulnerability because the validity of usernam...

[SECURITY] Fedora 22 Update: libssh2-1.5.0-2.fc22

libssh2 is a library implementing the SSH2 protocol as defined by Internet Drafts: SECSH-TRANS22, SECSH-USERAUTH25, SECSH-CONNECTION23, SECSH-ARCH20, SECSH-FILEXFER06, SECSH-DHGEX04, and SECSH-NUMBERS10...

[SECURITY] Fedora 23 Update: libssh2-1.6.0-4.fc23

libssh2 is a library implementing the SSH2 protocol as defined by Internet Drafts: SECSH-TRANS22, SECSH-USERAUTH25, SECSH-CONNECTION23, SECSH-ARCH20, SECSH-FILEXFER06, SECSH-DHGEX04, and SECSH-NUMBERS10...

[SECURITY] Fedora 20 Update: libssh2-1.5.0-1.fc20

libssh2 is a library implementing the SSH2 protocol as defined by Internet Drafts: SECSH-TRANS22, SECSH-USERAUTH25, SECSH-CONNECTION23, SECSH-ARCH20, SECSH-FILEXFER06, SECSH-DHGEX04, and SECSH-NUMBERS10...

[SECURITY] Fedora 21 Update: libssh2-1.5.0-1.fc21

libssh2 is a library implementing the SSH2 protocol as defined by Internet Drafts: SECSH-TRANS22, SECSH-USERAUTH25, SECSH-CONNECTION23, SECSH-ARCH20, SECSH-FILEXFER06, SECSH-DHGEX04, and SECSH-NUMBERS10...

[SECURITY] Fedora 22 Update: libssh2-1.5.0-1.fc22

libssh2 is a library implementing the SSH2 protocol as defined by Internet Drafts: SECSH-TRANS22, SECSH-USERAUTH25, SECSH-CONNECTION23, SECSH-ARCH20, SECSH-FILEXFER06, SECSH-DHGEX04, and SECSH-NUMBERS10...

Tectia SSH USERAUTH Change Request Password Reset

This Metasploit module exploits a vulnerability in Tectia SSH server for Unix-based platforms. The bug is caused by a SSH2MSGUSERAUTHPASSWDCHANGEREQ request before password authentication, allowing any remote user to bypass the login routine, and then gain access as root. This file is part of the...

CVE-2012-5975: Improper Authentication

The SSH USERAUTH CHANGE REQUEST feature in SSH Tectia Server 6.0.4 through 6.0.20, 6.1.0 through 6.1.12, 6.2.0 through 6.2.5, and 6.3.0 through 6.3.2 on UNIX and Linux, when old-style password authentication is enabled, allows remote attackers to bypass authentication via a crafted session...

(SSH.com Communications) SSH Tectia (SSH 2.0-6.1.9.95 Tectia 6.1.9.95) - Remote Authentication Bypass

SSH.com Communications SSH Tectia SSH 2.0-6.1.9.95 Tectia 6.1.9.95 - Remote Authentication Bypass https://github.com/offensive-security/exploitdb-bin-sploits/raw/master/bin-sploits/23082.zip SSH Tectia Remote Authentication Bypass Tectia is the commercial OpenSSH solution. The product can be foun...

Tectia SSH USERAUTH Change Request Password Reset Vulnerability

This module exploits a vulnerability in Tectia SSH server for Unix-based platforms. The bug is caused by a SSH2MSGUSERAUTHPASSWDCHANGEREQ request before password authentication, allowing any remote user to bypass the login routine, and then gain access as root. Module Options msf use...