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.
Advisories
Source ID Title
Debian DSA Debian DSA DSA-1189-1 New openssh-krb5 packages fix denial of service and potential execution of arbitrary code
Debian DSA Debian DSA DSA-1212-1 New openssh packages fix denial of service
Ubuntu USN Ubuntu USN USN-355-1 openssh vulnerabilities
Fixes

Solution

No solution given by the vendor.


Workaround

No workaround given by the vendor.

References
Link Providers
ftp://ftp.freebsd.org/pub/FreeBSD/CERT/advisories/FreeBSD-SA-06:22.openssh.asc cve-icon cve-icon
ftp://ftp.sco.com/pub/unixware7/714/security/p534336/p534336.txt cve-icon cve-icon
ftp://patches.sgi.com/support/free/security/advisories/20061001-01-P.asc cve-icon cve-icon
http://blogs.sun.com/security/entry/sun_alert_102962_security_vulnerability cve-icon cve-icon
http://bugs.gentoo.org/show_bug.cgi?id=148228 cve-icon cve-icon
http://docs.info.apple.com/article.html?artnum=305214 cve-icon cve-icon
http://itrc.hp.com/service/cki/docDisplay.do?docId=c00815112 cve-icon cve-icon
http://lists.apple.com/archives/security-announce/2007/Mar/msg00002.html cve-icon cve-icon
http://marc.info/?l=openssh-unix-dev&m=115939141729160&w=2 cve-icon cve-icon
http://secunia.com/advisories/21923 cve-icon cve-icon
http://secunia.com/advisories/22091 cve-icon cve-icon
http://secunia.com/advisories/22116 cve-icon cve-icon
http://secunia.com/advisories/22158 cve-icon cve-icon
http://secunia.com/advisories/22164 cve-icon cve-icon
http://secunia.com/advisories/22183 cve-icon cve-icon
http://secunia.com/advisories/22196 cve-icon cve-icon
http://secunia.com/advisories/22208 cve-icon cve-icon
http://secunia.com/advisories/22236 cve-icon cve-icon
http://secunia.com/advisories/22245 cve-icon cve-icon
http://secunia.com/advisories/22270 cve-icon cve-icon
http://secunia.com/advisories/22298 cve-icon cve-icon
http://secunia.com/advisories/22352 cve-icon cve-icon
http://secunia.com/advisories/22362 cve-icon cve-icon
http://secunia.com/advisories/22487 cve-icon cve-icon
http://secunia.com/advisories/22495 cve-icon cve-icon
http://secunia.com/advisories/22823 cve-icon cve-icon
http://secunia.com/advisories/22926 cve-icon cve-icon
http://secunia.com/advisories/23038 cve-icon cve-icon
http://secunia.com/advisories/23241 cve-icon cve-icon
http://secunia.com/advisories/23340 cve-icon cve-icon
http://secunia.com/advisories/23680 cve-icon cve-icon
http://secunia.com/advisories/24479 cve-icon cve-icon
http://secunia.com/advisories/24799 cve-icon cve-icon
http://secunia.com/advisories/24805 cve-icon cve-icon
http://secunia.com/advisories/25608 cve-icon cve-icon
http://secunia.com/advisories/29371 cve-icon cve-icon
http://secunia.com/advisories/34274 cve-icon cve-icon
http://security.freebsd.org/advisories/FreeBSD-SA-06%3A22.openssh.asc cve-icon cve-icon
http://security.gentoo.org/glsa/glsa-200609-17.xml cve-icon cve-icon
http://security.gentoo.org/glsa/glsa-200611-06.xml cve-icon cve-icon
http://securitytracker.com/id?1016931 cve-icon cve-icon
http://slackware.com/security/viewer.php?l=slackware-security&y=2006&m=slackware-security.592566 cve-icon cve-icon
http://sourceforge.net/forum/forum.php?forum_id=681763 cve-icon cve-icon
http://sourceforge.net/project/shownotes.php?release_id=461863&group_id=69227 cve-icon cve-icon
http://sunsolve.sun.com/search/document.do?assetkey=1-26-102962-1 cve-icon cve-icon
http://support.avaya.com/elmodocs2/security/ASA-2006-216.htm cve-icon cve-icon
http://support.avaya.com/elmodocs2/security/ASA-2006-262.htm cve-icon cve-icon
http://www-unix.globus.org/mail_archive/security-announce/2007/04/msg00000.html cve-icon cve-icon
http://www.debian.org/security/2006/dsa-1189 cve-icon cve-icon
http://www.debian.org/security/2006/dsa-1212 cve-icon cve-icon
http://www.kb.cert.org/vuls/id/787448 cve-icon cve-icon
http://www.mandriva.com/security/advisories?name=MDKSA-2006:179 cve-icon cve-icon
http://www.novell.com/linux/security/advisories/2006_24_sr.html cve-icon cve-icon
http://www.novell.com/linux/security/advisories/2006_62_openssh.html cve-icon cve-icon
http://www.openbsd.org/errata.html#ssh cve-icon cve-icon
http://www.openpkg.org/security/advisories/OpenPKG-SA-2006.022-openssh.html cve-icon cve-icon
http://www.osvdb.org/29152 cve-icon cve-icon
http://www.redhat.com/support/errata/RHSA-2006-0697.html cve-icon cve-icon
http://www.redhat.com/support/errata/RHSA-2006-0698.html cve-icon cve-icon
http://www.securityfocus.com/archive/1/447153/100/0/threaded cve-icon cve-icon
http://www.securityfocus.com/bid/20216 cve-icon cve-icon
http://www.trustix.org/errata/2006/0054 cve-icon cve-icon
http://www.ubuntu.com/usn/usn-355-1 cve-icon cve-icon
http://www.us-cert.gov/cas/techalerts/TA07-072A.html cve-icon cve-icon
http://www.vmware.com/support/vi3/doc/esx-3069097-patch.html cve-icon cve-icon
http://www.vmware.com/support/vi3/doc/esx-9986131-patch.html cve-icon cve-icon
http://www.vupen.com/english/advisories/2006/3777 cve-icon cve-icon
http://www.vupen.com/english/advisories/2006/4401 cve-icon cve-icon
http://www.vupen.com/english/advisories/2006/4869 cve-icon cve-icon
http://www.vupen.com/english/advisories/2007/0930 cve-icon cve-icon
http://www.vupen.com/english/advisories/2007/1332 cve-icon cve-icon
http://www.vupen.com/english/advisories/2007/2119 cve-icon cve-icon
http://www.vupen.com/english/advisories/2009/0740 cve-icon cve-icon
https://bugzilla.redhat.com/bugzilla/show_bug.cgi?id=207955 cve-icon cve-icon
https://exchange.xforce.ibmcloud.com/vulnerabilities/29158 cve-icon cve-icon
https://hypersonic.bluecoat.com/support/securityadvisories/ssh_server_on_sg cve-icon cve-icon
https://issues.rpath.com/browse/RPL-661 cve-icon cve-icon
https://nvd.nist.gov/vuln/detail/CVE-2006-4924 cve-icon
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10462 cve-icon cve-icon
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A1193 cve-icon cve-icon
https://www.cve.org/CVERecord?id=CVE-2006-4924 cve-icon
History

No history.

cve-icon MITRE

Status: PUBLISHED

Assigner: redhat

Published:

Updated: 2024-08-07T19:32:22.366Z

Reserved: 2006-09-21T00:00:00

Link: CVE-2006-4924

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Deferred

Published: 2006-09-27T01:07:00.000

Modified: 2025-04-09T00:30:58.490

Link: CVE-2006-4924

cve-icon Redhat

Severity : Moderate

Publid Date: 2006-09-19T00:00:00Z

Links: CVE-2006-4924 - Bugzilla

cve-icon OpenCVE Enrichment

No data.