U.S. flag   An official website of the United States government
Dot gov

Official websites use .gov
A .gov website belongs to an official government organization in the United States.

Https

Secure .gov websites use HTTPS
A lock (Dot gov) or https:// means you've safely connected to the .gov website. Share sensitive information only on official, secure websites.

National Vulnerability Database

National Vulnerability Database

NVD

National Vulnerability Database
  1. Vulnerabilities

CVE-2006-4925 Detail

Description

packet.c in ssh in OpenSSH allows remote attackers to cause a denial of service (crash) by sending an invalid protocol sequence with USERAUTH_SUCCESS before NEWKEYS, which causes newkeys[mode] to be NULL.


Metrics

 
NVD enrichment efforts reference publicly available information to associate vector strings. CVSS information contributed by other sources is also displayed.
CVSS 4.0 Severity and Vector Strings:

NIST CVSS score
NIST: NVD
N/A
NVD assessment not yet provided.

Vendor Statements (disclaimer)

Official Statement from Red Hat (10/31/2006)

Red Hat does not consider this flaw a security issue. This flaw can cause an OpenSSH client to crash when connecting to a malicious server, which does not result in a denial of service condition.

References to Advisories, Solutions, and Tools

By selecting these links, you will be leaving NIST webspace. We have provided these links to other web sites because they may have information that would be of interest to you. No inferences should be drawn on account of other sites being referenced, or not, from this page. There may be other web sites that are more appropriate for your purpose. NIST does not necessarily endorse the views expressed, or concur with the facts presented on these sites. Further, NIST does not endorse any commercial products that may be mentioned on these sites. Please address comments about this page to [email protected].

URL Source(s) Tag(s)
http://bugs.gentoo.org/show_bug.cgi?id=148228 CVE, Inc., Red Hat Exploit  Patch 
http://secunia.com/advisories/22245 CVE, Inc., Red Hat
http://secunia.com/advisories/22298 CVE, Inc., Red Hat
http://secunia.com/advisories/22495 CVE, Inc., Red Hat
http://secunia.com/advisories/23038 CVE, Inc., Red Hat
http://www.mandriva.com/security/advisories?name=MDKSA-2006:179 CVE, Inc., Red Hat
http://www.novell.com/linux/security/advisories/2006_24_sr.html CVE, Inc., Red Hat
http://www.novell.com/linux/security/advisories/2006_62_openssh.html CVE, Inc., Red Hat
http://www.openbsd.org/cgi-bin/cvsweb/src/usr.bin/ssh/packet.c.diff?r1=1.144&r2=1.145&f=h CVE, Inc., Red Hat
http://www.openpkg.org/security/advisories/OpenPKG-SA-2006.022-openssh.html CVE, Inc., Red Hat
http://www.securityfocus.com/archive/1/447153/100/0/threaded CVE, Inc., Red Hat
http://www.securityfocus.com/archive/1/447861/100/200/threaded CVE, Inc., Red Hat
https://issues.rpath.com/browse/RPL-661 CVE, Inc., Red Hat
https://issues.rpath.com/browse/RPL-681 CVE, Inc., Red Hat

Weakness Enumeration

CWE-ID CWE Name Source
NVD-CWE-Other Other cwe source acceptance level NIST  

Known Affected Software Configurations Switch to CPE 2.2

CPEs loading, please wait.

Denotes Vulnerable Software
Are we missing a CPE here? Please let us know.

Change History

4 change records found show changes

Quick Info

CVE Dictionary Entry:
CVE-2006-4925
NVD Published Date:
09/28/2006
NVD Last Modified:
04/08/2025
Source:
Red Hat, Inc.