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openbsd openssh 2.5.1 vulnerabilities and exploits

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7.5
CVSSv2
CVE-2001-1459
OpenSSH 2.9 and previous versions 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.
Openbsd Openssh 2.3Openbsd Openssh 2.5Openbsd Openssh 2.5.1Openbsd Openssh 2.5.2Openbsd Openssh 2.1.1Openbsd Openssh 2.2Openbsd Openssh 2.1Openbsd Openssh 2.9
7.5
CVSSv2
CVE-2002-0575
Buffer overflow in OpenSSH prior to 2.9.9, and 3.x prior to 3.2.1, with Kerberos/AFS support and KerberosTgtPassing or AFSTokenPassing enabled, allows remote and local authenticated users to gain privileges.
Openbsd Openssh 2.1Openbsd Openssh 2.1.1Openbsd Openssh 2.9p1Openbsd Openssh 2.9p2Openbsd Openssh 2.2Openbsd Openssh 2.3Openbsd Openssh 3.0Openbsd Openssh 3.0.1Openbsd Openssh 2.5.2Openbsd Openssh 2.9Openbsd Openssh 2.9.9Openbsd Openssh 3.2Openbsd Openssh 2.5Openbsd Openssh 2.5.1Openbsd Openssh 3.0.2Openbsd Openssh 3.1
10
CVSSv2
CVE-2002-0640
Buffer overflow in sshd in OpenSSH 2.3.1 up to and including 3.3 may allow remote malicious users to execute arbitrary code via a large number of responses during challenge response authentication when OpenBSD is using PAM modules with interactive keyboard authentication (PAMAuth...
Openbsd Openssh 2.3Openbsd Openssh 2.5Openbsd Openssh 3.0.1Openbsd Openssh 3.0.1p1Openbsd Openssh 3.2.2p1Openbsd Openssh 3.2.3p1Openbsd Openssh 2.1.1Openbsd Openssh 2.2Openbsd Openssh 2.9p2Openbsd Openssh 3.0Openbsd Openssh 3.1p1Openbsd Openssh 3.2Openbsd Openssh 1.2.2Openbsd Openssh 2.5.1Openbsd Openssh 2.5.2Openbsd Openssh 2.9Openbsd Openssh 3.0.2Openbsd Openssh 3.0.2p1Openbsd Openssh 3.3Openbsd Openssh 3.3p1Openbsd Openssh 1.2.3Openbsd Openssh 2.1
7.6
CVSSv2
CVE-2003-1562
sshd in OpenSSH 3.6.1p2 and previous versions, when PermitRootLogin is disabled and using PAM keyboard-interactive authentication, does not insert a delay after a root login attempt with the correct password, which makes it easier for remote malicious users to use timing differen...
Openbsd Openssh 2Openbsd Openssh 3.2.2Openbsd Openssh 3.1Openbsd Openssh 3.0.2p1Openbsd Openssh 1.5.8Openbsd Openssh 2.1.1Openbsd Openssh 3.2.3p1Openbsd Openssh 3.1p1Openbsd Openssh 2.5.1Openbsd Openssh 2.9.9p2Openbsd Openssh 3.6.1p2Openbsd Openssh 3.0Openbsd Openssh 1.2.1Openbsd Openssh 2.2Openbsd Openssh 3.2Openbsd Openssh 3.6Openbsd Openssh 1.5.7Openbsd Openssh 1.2.3Openbsd Openssh 3.5p1Openbsd Openssh 2.3.1Openbsd Openssh 3.0.1p1Openbsd Openssh 2.1
5
CVSSv2
CVE-2006-5052
Unspecified vulnerability in portable OpenSSH prior to 4.4, when running on some platforms, allows remote malicious users to determine the validity of usernames via unknown vectors involving a GSSAPI "authentication abort."
Openbsd Openssh 1.2.1Openbsd Openssh 1.2.2Openbsd Openssh 2.5Openbsd Openssh 2.5.1Openbsd Openssh 3.0Openbsd Openssh 3.0.1Openbsd Openssh 3.2.2Openbsd Openssh 3.2.2p1Openbsd Openssh 3.5p1Openbsd Openssh 3.6Openbsd Openssh 3.7.1p2Openbsd Openssh 3.8Openbsd Openssh 4.1p1Openbsd Openssh 4.2Openbsd Openssh 1.2.27Openbsd Openssh 1.2.3Openbsd Openssh 2.5.2Openbsd Openssh 2.9Openbsd Openssh 3.0.1p1Openbsd Openssh 3.0.2Openbsd Openssh 3.2.3p1Openbsd Openssh 3.3
7.8
CVSSv2
CVE-2006-4924
sshd in OpenSSH prior to 4.4, when using the version 1 SSH protocol, allows remote malicious users to cause a denial of service (CPU consumption) via an SSH packet that contains duplicate blocks, which is not properly handled by the CRC compensation attack detector.
Openbsd Openssh 1.2.1Openbsd Openssh 1.2.2Openbsd Openssh 1.2.27Openbsd Openssh 2.5.1Openbsd Openssh 2.5.2Openbsd Openssh 3.0.1Openbsd Openssh 3.0.1p1Openbsd Openssh 3.2.2Openbsd Openssh 3.2.2p1Openbsd Openssh 3.2.3p1Openbsd Openssh 3.6Openbsd Openssh 3.6.1Openbsd Openssh 3.8Openbsd Openssh 3.8.1Openbsd Openssh 4.2Openbsd Openssh 4.2p1Openbsd Openssh 1.2Openbsd Openssh 2.3Openbsd Openssh 2.5Openbsd Openssh 2.9p2Openbsd Openssh 3.0Openbsd Openssh 3.1p1
1.2
CVSSv2
CVE-2008-3259
OpenSSH prior to 5.1 sets the SO_REUSEADDR socket option when the X11UseLocalhost configuration setting is disabled, which allows local users on some platforms to hijack the X11 forwarding port via a bind to a single IP address, as demonstrated on the HP-UX platform.
Openbsd Openssh 1.2.3Openbsd Openssh 1.3Openbsd Openssh 2.3.1Openbsd Openssh 2.5Openbsd Openssh 2.9p2Openbsd Openssh 3.0Openbsd Openssh 3.1p1Openbsd Openssh 3.2Openbsd Openssh 3.5Openbsd Openssh 3.5p1Openbsd Openssh 3.7.1p1Openbsd Openssh 3.7.1p2Openbsd Openssh 4.0Openbsd Openssh 4.0p1Openbsd Openssh 4.4Openbsd Openssh 4.4p1Openbsd Openssh 1.5Openbsd Openssh 1.5.7Openbsd Openssh 2.5.1Openbsd Openssh 2.5.2Openbsd Openssh 3.0.1Openbsd Openssh 3.0.1p1
5
CVSSv2
CVE-2007-2243
OpenSSH 4.6 and previous versions, when ChallengeResponseAuthentication is enabled, allows remote malicious users to determine the existence of user accounts by attempting to authenticate via S/KEY, which displays a different response if the user account exists, a similar issue t...
Openbsd Openssh 2.1Openbsd Openssh 2.1.1Openbsd Openssh 2.9.9Openbsd Openssh 2.9.9p2Openbsd Openssh 3.0p1Openbsd Openssh 3.1Openbsd Openssh 3.3p1Openbsd Openssh 3.4Openbsd Openssh 3.6.1p2Openbsd Openssh 3.7Openbsd Openssh 3.9.1Openbsd Openssh 3.9.1p1Openbsd Openssh 4.3Openbsd Openssh 4.3p1Openbsd Openssh 1.2.27Openbsd Openssh 1.2.3Openbsd Openssh 2.5.2Openbsd Openssh 2.9Openbsd Openssh 3.0.2Openbsd Openssh 3.0.2p1Openbsd Openssh 3.2.3p1Openbsd Openssh 3.3
5
CVSSv2
CVE-2008-4109
A certain Debian patch for OpenSSH prior to 4.3p2-9etch3 on etch; prior to 4.6p1-1 on sid and lenny; and on other distributions such as SUSE uses functions that are not async-signal-safe in the signal handler for login timeouts, which allows remote malicious users to cause a deni...
Openbsd Openssh 3.8.1p1Openbsd Openssh 3.9Openbsd Openssh 3.0.2p1Openbsd Openssh 2.5Openbsd Openssh 1.3Openbsd Openssh 1.5Openbsd Openssh 3.1p1Openbsd Openssh 3.0.1Openbsd Openssh 2.9.9p2Openbsd Openssh 2.5.2Openbsd Openssh 3.7.1p1Openbsd Openssh 3.5p1Openbsd Openssh 3.6Openbsd Openssh 3.2.2Openbsd Openssh 3.2.2p1Openbsd OpensshOpenbsd Openssh 3.9.1Openbsd Openssh 3.9.1p1Openbsd Openssh 2.1.1Openbsd Openssh 2.2Openbsd Openssh 1.2.27Openbsd Openssh 1.2.3
2.1
CVSSv2
CVE-2011-4327
ssh-keysign.c in ssh-keysign in OpenSSH prior to 5.8p2 on certain platforms executes ssh-rand-helper with unintended open file descriptors, which allows local users to obtain sensitive key information via the ptrace system call.
Openbsd Openssh 5.4Openbsd Openssh 5.3Openbsd Openssh 5.2Openbsd Openssh 5.1Openbsd Openssh 4.1p1Openbsd Openssh 4.1Openbsd Openssh 4.0p1Openbsd Openssh 4.0Openbsd Openssh 3.6.1Openbsd Openssh 3.6Openbsd Openssh 3.5p1Openbsd Openssh 3.5Openbsd Openssh 3.0.1p1Openbsd Openssh 3.0.1Openbsd Openssh 3.0Openbsd Openssh 2.9p2Openbsd Openssh 1.5.8Openbsd Openssh 1.5.7Openbsd Openssh 1.5Openbsd Openssh 1.3Openbsd Openssh 4.6Openbsd Openssh 4.5
CVSSv2
CVSSv2
CVSSv3
VMScore
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