PT-2006-1929 · Freebsd+1 · Openam+2

William M. Grim

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Published

2006-03-07

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Updated

2024-07-08

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CVE-2006-0883

CVSS v2.0

5.0

Medium

VectorAV:N/AC:L/Au:N/C:N/I:N/A:P
Name of the Vulnerable Software and Affected Versions OpenSSH on FreeBSD versions 5.3 through 5.4
Description The issue arises when OpenSSH on FreeBSD is used with OpenPAM and a forked child process terminates during PAM authentication. This allows remote attackers to cause a denial of service by connecting multiple times to the SSH server, waiting for the password prompt, and then disconnecting.
Recommendations For OpenSSH on FreeBSD versions 5.3 through 5.4, consider restricting access to the SSH server or implementing measures to limit the number of concurrent connections as a temporary workaround until a patch is available.

Exploit

Fix

DoS

Weakness Enumeration

Related Identifiers

ALT-PU-2024-3921
ALT-PU-2024-4077
ALT-PU-2024-4467
ALT-PU-2024-9513
CVE-2006-0883

Affected Products

Alt Linux
Openam
Openssh