Description
ntp_request.c in ntpd in NTP before 4.2.4p8, and 4.2.5, allows remote attackers to cause a denial of service (CPU and bandwidth consumption) by using MODE_PRIVATE to send a spoofed (1) request or (2) response packet that triggers a continuous exchange of MODE_PRIVATE error responses between two NTP daemons.
Affected products
Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.
n/a n/a
n/aaffected
References
- http://www.kb.cert.org/vuls/id/568372 ↗
- http://secunia.com/advisories/38832 ↗
- http://kb.juniper.net/InfoCenter/index?page=content&id=JSA10673 ↗
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11225 ↗
- http://support.avaya.com/css/P8/documents/100071808 ↗
- http://secunia.com/advisories/38794 ↗
- http://lists.vmware.com/pipermail/security-announce/2010/000082.html ↗
- https://www.redhat.com/archives/fedora-package-announce/2009-December/msg00809.html ↗
- https://bugzilla.redhat.com/show_bug.cgi?id=531213 ↗
- http://secunia.com/advisories/38764 ↗
- http://support.ntp.org/bin/view/Main/SecurityNotice#DoS_attack_from_certain_NTP_mode ↗
- http://www.kb.cert.org/vuls/id/MAPG-7X7V6J ↗
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A19376 ↗
- http://www.securityfocus.com/bid/37255 ↗
- http://marc.info/?l=bugtraq&m=136482797910018&w=2 ↗
- http://secunia.com/advisories/39593 ↗
- http://www-01.ibm.com/support/docview.wss?uid=isg1IZ71047 ↗
- http://www.vupen.com/english/advisories/2010/0993 ↗
- http://www.debian.org/security/2009/dsa-1948 ↗
- http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=560074 ↗
- http://aix.software.ibm.com/aix/efixes/security/xntpd_advisory.asc ↗
- http://marc.info/?l=bugtraq&m=130168580504508&w=2 ↗
- http://sunsolve.sun.com/search/document.do?assetkey=1-77-1021781.1-1 ↗
- http://www-01.ibm.com/support/docview.wss?uid=isg1IZ68659 ↗
- https://support.ntp.org/bugs/show_bug.cgi?id=1331 ↗
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A7076 ↗
- http://secunia.com/advisories/37922 ↗
- http://secunia.com/advisories/38834 ↗
- https://www.redhat.com/archives/fedora-package-announce/2009-December/msg00763.html ↗
- http://security-tracker.debian.org/tracker/CVE-2009-3563 ↗
- http://securitytracker.com/id?1023298 ↗
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A12141 ↗
- https://rhn.redhat.com/errata/RHSA-2009-1651.html ↗
- http://secunia.com/advisories/37629 ↗
- https://rhn.redhat.com/errata/RHSA-2010-0095.html ↗
- http://kb.juniper.net/InfoCenter/index?page=content&id=JSA10691 ↗
- https://lists.ntp.org/pipermail/announce/2009-December/000086.html ↗
- http://www.vupen.com/english/advisories/2010/0510 ↗
- https://rhn.redhat.com/errata/RHSA-2009-1648.html ↗
- http://www.kb.cert.org/vuls/id/MAPG-7X7VD7 ↗
- http://www.vupen.com/english/advisories/2010/0528 ↗
- https://www.kb.cert.org/vuls/id/417980 ↗