National Vulnerability Database

National Vulnerability Database

National Vulnerability
Database

CVE-2006-4924 Detail

Current Description

sshd in OpenSSH before 4.4, when using the version 1 SSH protocol, allows remote attackers 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.

Source:  MITRE      Last Modified:  09/26/2006      View Analysis Description

Quick Info

CVE Dictionary Entry:
CVE-2006-4924
Original release date:
09/26/2006
Last revised:
10/10/2017
Source:
US-CERT/NIST

Impact

CVSS Severity (version 2.0):
CVSS v2 Base Score:
7.8 HIGH
Vector:
(AV:N/AC:L/Au:N/C:N/I:N/A:C) (legend)
Impact Subscore:
6.9
Exploitability Subscore:
10.0
CVSS Version 2 Metrics:
Access Vector:
Network exploitable
Access Complexity:
Low
Authentication:
Not required to exploit
Impact Type:
Allows disruption of service

Vendor Statements (disclaimer)

Official Statement from Red Hat (03/14/2007)

Red Hat Enterprise Linux 5 is not vulnerable to this issue as it contains a backported patch.

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 nvd@nist.gov.

Hyperlink Resource Type Source Name
ftp://ftp.freebsd.org/pub/FreeBSD/CERT/advisories/FreeBSD-SA-06:22.openssh.asc External Source FREEBSD FreeBSD-SA-06:22.openssh
ftp://ftp.sco.com/pub/unixware7/714/security/p534336/p534336.txt External Source SCO SCOSA-2008.2
ftp://patches.sgi.com/support/free/security/advisories/20061001-01-P.asc External Source SGI 20061001-01-P
http://blogs.sun.com/security/entry/sun_alert_102962_security_vulnerability External Source CONFIRM http://blogs.sun.com/security/entry/sun_alert_102962_security_vulnerability
http://bugs.gentoo.org/show_bug.cgi?id=148228 External Source CONFIRM http://bugs.gentoo.org/show_bug.cgi?id=148228
http://docs.info.apple.com/article.html?artnum=305214 External Source CONFIRM http://docs.info.apple.com/article.html?artnum=305214
http://itrc.hp.com/service/cki/docDisplay.do?docId=c00815112 External Source HP SSRT061267
http://lists.apple.com/archives/security-announce/2007/Mar/msg00002.html External Source APPLE APPLE-SA-2007-03-13
http://marc.info/?l=openssh-unix-dev&m=115939141729160&w=2 External Source MLIST [openssh-unix-dev] 20060927 Announce: OpenSSH 4.4 released
http://security.freebsd.org/advisories/FreeBSD-SA-06%3A22.openssh.asc External Source FREEBSD FreeBSD-SA-06:22
http://security.gentoo.org/glsa/glsa-200609-17.xml External Source GENTOO GLSA-200609-17
http://security.gentoo.org/glsa/glsa-200611-06.xml External Source GENTOO GLSA-200611-06
http://securitytracker.com/id?1016931 External Source SECTRACK 1016931
http://slackware.com/security/viewer.php?l=slackware-security&y=2006&m=slackware-security.592566 External Source SLACKWARE SSA:2006-272-02
http://sourceforge.net/forum/forum.php?forum_id=681763 External Source CONFIRM http://sourceforge.net/forum/forum.php?forum_id=681763
http://sourceforge.net/project/shownotes.php?release_id=461863&group_id=69227 External Source CONFIRM http://sourceforge.net/project/shownotes.php?release_id=461863&group_id=69227
http://sunsolve.sun.com/search/document.do?assetkey=1-26-102962-1 External Source SUNALERT 102962
http://support.avaya.com/elmodocs2/security/ASA-2006-216.htm External Source CONFIRM http://support.avaya.com/elmodocs2/security/ASA-2006-216.htm
http://support.avaya.com/elmodocs2/security/ASA-2006-262.htm External Source CONFIRM http://support.avaya.com/elmodocs2/security/ASA-2006-262.htm
http://www.debian.org/security/2006/dsa-1189 Patch External Source DEBIAN DSA-1189
http://www.debian.org/security/2006/dsa-1212 Patch External Source DEBIAN DSA-1212
http://www.kb.cert.org/vuls/id/787448 US Government Resource External Source CERT-VN VU#787448
http://www.mandriva.com/security/advisories?name=MDKSA-2006:179 External Source MANDRIVA MDKSA-2006:179
http://www.novell.com/linux/security/advisories/2006_24_sr.html External Source SUSE SUSE-SR:2006:024
http://www.novell.com/linux/security/advisories/2006_62_openssh.html External Source SUSE SUSE-SA:2006:062
http://www.openbsd.org/errata.html#ssh External Source OPENBSD [2.9] 015: SECURITY FIX: October 12, 2006
http://www.openpkg.org/security/advisories/OpenPKG-SA-2006.022-openssh.html External Source OPENPKG OpenPKG-SA-2006.022
http://www.redhat.com/support/errata/RHSA-2006-0697.html External Source REDHAT RHSA-2006:0697
http://www.redhat.com/support/errata/RHSA-2006-0698.html External Source REDHAT RHSA-2006:0698
http://www.securityfocus.com/archive/1/archive/1/447153/100/0/threaded External Source BUGTRAQ 20060927 rPSA-2006-0174-1 gnome-ssh-askpass openssh openssh-client openssh-server
http://www.securityfocus.com/bid/20216 Exploit; Patch External Source BID 20216
http://www.trustix.org/errata/2006/0054 External Source TRUSTIX 2006-0054
http://www.ubuntu.com/usn/usn-355-1 External Source UBUNTU USN-355-1
http://www.us-cert.gov/cas/techalerts/TA07-072A.html US Government Resource External Source CERT TA07-072A
http://www.vmware.com/support/vi3/doc/esx-3069097-patch.html External Source CONFIRM http://www.vmware.com/support/vi3/doc/esx-3069097-patch.html
http://www.vmware.com/support/vi3/doc/esx-9986131-patch.html External Source CONFIRM http://www.vmware.com/support/vi3/doc/esx-9986131-patch.html
http://www.vupen.com/english/advisories/2006/3777 External Source VUPEN ADV-2006-3777
http://www.vupen.com/english/advisories/2006/4401 External Source VUPEN ADV-2006-4401
http://www.vupen.com/english/advisories/2006/4869 External Source VUPEN ADV-2006-4869
http://www.vupen.com/english/advisories/2007/0930 External Source VUPEN ADV-2007-0930
http://www.vupen.com/english/advisories/2007/1332 External Source VUPEN ADV-2007-1332
http://www.vupen.com/english/advisories/2007/2119 External Source VUPEN ADV-2007-2119
http://www.vupen.com/english/advisories/2009/0740 External Source VUPEN ADV-2009-0740
http://www-unix.globus.org/mail_archive/security-announce/2007/04/msg00000.html External Source MLIST [security-announce] 20070409 Globus Security Advisory 2007-02: GSI-OpenSSH vulnerability
https://bugzilla.redhat.com/bugzilla/show_bug.cgi?id=207955 Patch; Vendor Advisory External Source MISC https://bugzilla.redhat.com/bugzilla/show_bug.cgi?id=207955
https://exchange.xforce.ibmcloud.com/vulnerabilities/29158 External Source XF openssh-block-dos(29158)
https://hypersonic.bluecoat.com/support/securityadvisories/ssh_server_on_sg External Source CONFIRM https://hypersonic.bluecoat.com/support/securityadvisories/ssh_server_on_sg
https://issues.rpath.com/browse/RPL-661 External Source CONFIRM https://issues.rpath.com/browse/RPL-661
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10462 External Source OVAL oval:org.mitre.oval:def:10462
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A1193 External Source OVAL oval:org.mitre.oval:def:1193

References to Check Content

Identifier:
oval:org.mitre.oval:def:10462
Check System:
http://oval.mitre.org/XMLSchema/oval-definitions-5
Hyperlink:
http://oval.mitre.org/repository/data/DownloadDefinition?id=oval:org.mitre.oval:def:10462
Identifier:
oval:org.mitre.oval:def:1193
Check System:
http://oval.mitre.org/XMLSchema/oval-definitions-5
Hyperlink:
http://oval.mitre.org/repository/data/DownloadDefinition?id=oval:org.mitre.oval:def:1193

Technical Details

Vulnerability Type (View All)

  • Resource Management Errors (CWE-399)

Vulnerable software and versions Switch to CPE 2.2

Configuration 1
OR
cpe:2.3:a:openbsd:openssh:1.2:*:*:*:*:*:*:*
cpe:2.3:a:openbsd:openssh:1.2.1:*:*:*:*:*:*:*
cpe:2.3:a:openbsd:openssh:1.2.2:*:*:*:*:*:*:*
cpe:2.3:a:openbsd:openssh:1.2.3:*:*:*:*:*:*:*
cpe:2.3:a:openbsd:openssh:1.2.27:*:*:*:*:*:*:*
cpe:2.3:a:openbsd:openssh:2.1:*:*:*:*:*:*:*
cpe:2.3:a:openbsd:openssh:2.1.1:*:*:*:*:*:*:*
cpe:2.3:a:openbsd:openssh:2.2:*:*:*:*:*:*:*
cpe:2.3:a:openbsd:openssh:2.3:*:*:*:*:*:*:*
cpe:2.3:a:openbsd:openssh:2.5:*:*:*:*:*:*:*
cpe:2.3:a:openbsd:openssh:2.5.1:*:*:*:*:*:*:*
cpe:2.3:a:openbsd:openssh:2.5.2:*:*:*:*:*:*:*
cpe:2.3:a:openbsd:openssh:2.9:*:*:*:*:*:*:*
cpe:2.3:a:openbsd:openssh:2.9.9:*:*:*:*:*:*:*
cpe:2.3:a:openbsd:openssh:2.9.9p2:*:*:*:*:*:*:*
cpe:2.3:a:openbsd:openssh:2.9p1:*:*:*:*:*:*:*
cpe:2.3:a:openbsd:openssh:2.9p2:*:*:*:*:*:*:*
cpe:2.3:a:openbsd:openssh:3.0:*:*:*:*:*:*:*
cpe:2.3:a:openbsd:openssh:3.0.1:*:*:*:*:*:*:*
cpe:2.3:a:openbsd:openssh:3.0.1p1:*:*:*:*:*:*:*
cpe:2.3:a:openbsd:openssh:3.0.2:*:*:*:*:*:*:*
cpe:2.3:a:openbsd:openssh:3.0.2p1:*:*:*:*:*:*:*
cpe:2.3:a:openbsd:openssh:3.0p1:*:*:*:*:*:*:*
cpe:2.3:a:openbsd:openssh:3.1:*:*:*:*:*:*:*
cpe:2.3:a:openbsd:openssh:3.1p1:*:*:*:*:*:*:*
cpe:2.3:a:openbsd:openssh:3.2:*:*:*:*:*:*:*
cpe:2.3:a:openbsd:openssh:3.2.2:*:*:*:*:*:*:*
cpe:2.3:a:openbsd:openssh:3.2.2p1:*:*:*:*:*:*:*
cpe:2.3:a:openbsd:openssh:3.2.3p1:*:*:*:*:*:*:*
cpe:2.3:a:openbsd:openssh:3.3:*:*:*:*:*:*:*
cpe:2.3:a:openbsd:openssh:3.3p1:*:*:*:*:*:*:*
cpe:2.3:a:openbsd:openssh:3.4:*:*:*:*:*:*:*
cpe:2.3:a:openbsd:openssh:3.4p1:*:*:*:*:*:*:*
cpe:2.3:a:openbsd:openssh:3.5:*:*:*:*:*:*:*
cpe:2.3:a:openbsd:openssh:3.5p1:*:*:*:*:*:*:*
cpe:2.3:a:openbsd:openssh:3.6:*:*:*:*:*:*:*
cpe:2.3:a:openbsd:openssh:3.6.1:*:*:*:*:*:*:*
cpe:2.3:a:openbsd:openssh:3.6.1p1:*:*:*:*:*:*:*
cpe:2.3:a:openbsd:openssh:3.6.1p2:*:*:*:*:*:*:*
cpe:2.3:a:openbsd:openssh:3.7:*:*:*:*:*:*:*
cpe:2.3:a:openbsd:openssh:3.7.1:*:*:*:*:*:*:*
cpe:2.3:a:openbsd:openssh:3.7.1p1:*:*:*:*:*:*:*
cpe:2.3:a:openbsd:openssh:3.7.1p2:*:*:*:*:*:*:*
cpe:2.3:a:openbsd:openssh:3.8:*:*:*:*:*:*:*
cpe:2.3:a:openbsd:openssh:3.8.1:*:*:*:*:*:*:*
cpe:2.3:a:openbsd:openssh:3.8.1p1:*:*:*:*:*:*:*
cpe:2.3:a:openbsd:openssh:3.9:*:*:*:*:*:*:*
cpe:2.3:a:openbsd:openssh:3.9.1:*:*:*:*:*:*:*
cpe:2.3:a:openbsd:openssh:3.9.1p1:*:*:*:*:*:*:*
cpe:2.3:a:openbsd:openssh:4.0:*:*:*:*:*:*:*
cpe:2.3:a:openbsd:openssh:4.0p1:*:*:*:*:*:*:*
cpe:2.3:a:openbsd:openssh:4.1p1:*:*:*:*:*:*:*
cpe:2.3:a:openbsd:openssh:4.2:*:*:*:*:*:*:*
cpe:2.3:a:openbsd:openssh:4.2p1:*:*:*:*:*:*:*
cpe:2.3:a:openbsd:openssh:4.3:*:*:*:*:*:*:*
cpe:2.3:a:openbsd:openssh:4.3p1:*:*:*:*:*:*:*

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

Change History 6 change records found - show changes