Local vulnerability in libutil derived with FreeBSD 4.4-RC (and earlier)

Hello, OpenSSH derived with FreeBSD 4.4 and earlier doesn't drop privileges before messing with login class capability database. The most problematic is: if newcommand == NULL && !quietlogin && !options.uselogin fname = logingetcapstrlc, "copyright", NULL, NULL; if fname != NULL && f = fopenfname...

Проблемы в libutlis/OpenSSH/login (unauthorized access)

При входе клиента не сбрасываются права суперюзера при просмотре параметров задаваемых в пользовательском .loginconf, что позволяет прочитать любой системный файл...

CVE-2001-1029

libutil in OpenSSH on FreeBSD 4.4 and earlier does not drop privileges before verifying the capabilities for reading the copyright and welcome files, which allows local users to bypass the capabilities checks and read arbitrary files by specifying alternate copyright or welcome files...

PT-2001-2176 · Freebsd +1 · Openssh +2

Name of the Vulnerable Software and Affected Versions: OpenSSH on FreeBSD versions 4.4 and earlier Description: The issue allows local users to bypass capabilities checks and read arbitrary files by specifying alternate copyright or welcome files, due to libutil in OpenSSH not dropping privileges...

OpenSSH: sftp & bypassing keypair auth restrictions

OpenSSH: sftp-server & bypassing keypair auth restrictions Summary: If you 1 are using keypairs and /.ssh/authorizedkeys2 to enable remote execution of commands via OpenSSH's sshd and 2 have sshd configured to provide sftp service via the sftp-server subsystem, then clients who have access with...

Получение shell-доступа через OpenSSH (protection bypass)

Учетная запись имеющая ограничение на доступ может получить шелл используя проблемы в реализации подсистемы sftp...

CVE-2001-0361

CVE-2001-0361 affects SSH v1.5 implementations, notably OpenSSH up to 2.3.0, AppGate, and ssh-1 up to 1.2.31, when configured in certain ways. The issue enables a remote attacker to decrypt and/or alter traffic via a Bleichenbacher attack on PKCS#1 version 1.5. The connected PT security entries (...

FreeBSD 4.3/4.4 - Login Capabilities Privileged File Reading

source: https://www.securityfocus.com/bid/3344/info FreeBSD is a freely available, open source implementation of the BSD UNIX Operating System. It is developed and maintained by the FreeBSD Project. It is possible for a user with access to a system via SSH to gain access to privileged information...

FreeBSD 4.34.4 - Login Capabilities Privileged File Reading

FreeBSD 4.34.4 - Login Capabilities Privileged File Reading source: https://www.securityfocus.com/bid/3344/info FreeBSD is a freely available, open source implementation of the BSD UNIX Operating System. It is developed and maintained by the FreeBSD Project. It is possible for a user with access ...

Remote Code Execution (RCE)

Overview Affected versions of this package are vulnerable to Remote Code Execution RCE. The SSH protocols 1 and 2 aka SSH-2 as implemented in OpenSSH and other packages have various weaknesses which can allow a remote attacker to obtain the following information via sniffing: 1 password lengths o...

OpenSSH allows arbitrary file deletion via symlink redirection of temporary file

Overview Due to insecure handling of temporary files, some versions of sshd, an encrypted connection program, can delete any file named "cookies" accessible via the computer running sshd. Description sshd is the server software used to support ssh, a popular encryted connection program. Some...

CVE-2001-0529

OpenSSH version 2.9 and earlier, with X forwarding enabled, allows a local attacker to delete any file named 'cookies' via a symlink attack...

PT-2001-1735 · Openssh +1 · Openssh +1

Name of the Vulnerable Software and Affected Versions: OpenSSH versions 2.9 and earlier Description: The issue allows a local attacker to delete any file named 'cookies' via a symlink attack when X forwarding is enabled. Recommendations: For OpenSSH versions 2.9 and earlier, consider disabling X...

OpenSSH disregards client configuration and allows server access to ssh-agent and/or X11 after session negotiation

Overview Versions of OpenSSH client prior to 2.3.0 do not properly enforce restrictions to the ssh-agent or X11 display. Description An OpenSSH client can be configured to prevent servers from accessing the client's ssh-agent or X11 display. However, versions of OpenSSH client prior to 2.3.0 fail...

CVE-2001-0572

CVE-2001-0572 concerns the SSH protocols 1 and 2 as implemented in OpenSSH and other packages. The connected documents confirm concrete details: the issue enables a remote attacker to sniff and disclose information such as password lengths, the authentication method (RSA/DSA), the number of autho...

EUVD-2001-0564

The SSH protocols 1 and 2 aka SSH-2 as implemented in OpenSSH and other packages have various weaknesses which can allow a remote attacker to obtain the following information via sniffing: 1 password lengths or ranges of lengths, which simplifies brute force password guessing, 2 whether RSA or DS...

DEBIAN-CVE-2001-1459

OpenSSH 2.9 and earlier does not initiate a Pluggable Authentication Module PAM session if commands are executed with no pty, which allows local users to bypass resource limits rlimits set in pam.d...

CVE-2001-1459

OpenSSH 2.9 and earlier does not initiate a Pluggable Authentication Module PAM session if commands are executed with no pty, which allows local users to bypass resource limits rlimits set in pam.d...

Access Restriction Bypass

Overview Affected versions of this package are vulnerable to Access Restriction Bypass. OpenSSH 2.9 and earlier does not initiate a Pluggable Authentication Module PAM session if commands are executed with no pty, which allows local users to bypass resource limits rlimits set in pam.d. Remediatio...

CVE-2001-1459

OpenSSH 2.9 and earlier does not initiate a Pluggable Authentication Module PAM session if commands are executed with no pty, which allows local users to bypass resource limits rlimits set in pam.d...