CVE-2006-0883

Description

OpenSSH on FreeBSD 5.3 and 5.4, when used with OpenPAM, does not properly handle when a forked child process terminates during PAM authentication, which allows remote attackers to cause a denial of service (client connection refusal) by connecting multiple times to the SSH server, waiting for the password prompt, then disconnecting.

Category

5.0
CVSS
Severity: Medium
CVSS 2.0 •
EPSS 1.97% Top 20%
Vendor Advisory freebsd.org Vendor Advisory vupen.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
http://www.vupen.com/english/advisories/2006/0805 vdb entry vendor advisory
ftp://ftp.freebsd.org/pub/FreeBSD/CERT/advisories/FreeBSD-SA-06:09.openssh.asc vendor advisory
http://www.osvdb.org/23797 vdb entry
http://securitytracker.com/id?1015706 vdb entry patch
http://securityreason.com/securityalert/520 third party advisory
http://www.securityfocus.com/bid/16892 vdb entry patch
https://exchange.xforce.ibmcloud.com/vulnerabilities/25116 vdb entry
http://bugzilla.mindrot.org/show_bug.cgi?id=839

Frequently Asked Questions

What is the severity of CVE-2006-0883?
CVE-2006-0883 has been scored as a medium severity vulnerability.
How to fix CVE-2006-0883?
To fix CVE-2006-0883, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2006-0883 being actively exploited in the wild?
It is possible that CVE-2006-0883 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~2% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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