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Vulnerability record · CVE-2000-0217 · published 24 February 2000

CVE-2000-0217: Openbsd openssh vulnerability

Openbsd · Openssh

The default configuration of SSH allows X forwarding, which could allow a remote attacker to control a client's X sessions via a malicious xauth program.

5.1 CVSS 2.0 Medium EPSS 0.97% · top 39.5%
5.1CVSS 2.0 base score
0.97%EPSS exploitation probability, 30 days
NoNot in CISA KEV
3Affected product versions listed by NVD
2References
16 Jun 2026Last modified by NVD

Description

The default configuration of SSH allows X forwarding, which could allow a remote attacker to control a client's X sessions via a malicious xauth program.

AV:N/AC:H/Au:N/C:P/I:P/A:P

Affected products

3 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://www.securityfocus.com/bid/1006
http://www.securityfocus.com/bid/1006

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

10.0CVE-2003-0786Openbsd openssh vulnerabilityThe SSH1 PAM challenge response authentication in OpenSSH 3.7.1 and 3.7.1p1, when Privilege Separation is disabled, does not check the result of the …EPSS 3.6%10.0CVE-2003-0693Openbsd openssh vulnerabilityA "buffer management error" in buffer_append_space of buffer.c for OpenSSH before 3.7 may allow remote attackers to execute arbitrary code by causing…EPSS 11%10.0CVE-2002-1645Ssh2 vulnerabilityBuffer overflow in the URL catcher feature for SSH Secure Shell for Workstations client 3.1 to 3.2.0 allows remote attackers to execute arbitrary cod…EPSS 7.9%10.0CVE-2002-0640Openbsd openssh vulnerabilityBuffer overflow in sshd in OpenSSH 2.3.1 through 3.3 may allow remote attackers to execute arbitrary code via a large number of responses during chal…EPSS 27%10.0CVE-2001-0144Openbsd openssh vulnerabilityCORE SDI SSH1 CRC-32 compensation attack detector allows remote attackers to execute arbitrary commands on an SSH server or client via an integer ove…EPSS 32%10.0CVE-2000-0999Openbsd openssh vulnerabilityFormat string vulnerabilities in OpenBSD ssh program (and possibly other BSD-based operating systems) allow attackers to gain root privileges.EPSS 12%10.0CVE-2000-0525Openbsd openssh vulnerabilityOpenSSH does not properly drop privileges when the UseLogin option is enabled, which allows local users to execute arbitrary commands by providing th…EPSS 2.6%10.0CVE-1999-0248Ssh vulnerabilityA race condition in the authentication agent mechanism of sshd 1.2.17 allows an attacker to steal another user's credentials.EPSS 1.6%

Source: NIST National Vulnerability Database (record CVE-2000-0217), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.