CVE-2015-1799 | BDVDB-2026-68825 Detail
Description#
The symmetric-key feature in the receive function in ntp_proto.c in ntpd in NTP 3.x and 4.x before 4.2.8p2 performs state-variable updates upon receiving certain invalid packets, which makes it easier for man-in-the-middle attackers to cause a denial of service (synchronization loss) by spoofing the source IP address of a peer.
Impact#
No impact statement in the source data.
Weaknesses#
No weakness recorded in the source data.
References#
- http://www.debian.org/security/2015/dsa-3222
- http://tools.cisco.com/security/center/viewAlert.x?alertId=38275
- http://listengine.tuxfamily.org/chrony.tuxfamily.org/chrony-announce/2015/04/msg00002.html
- http://www.ubuntu.com/usn/USN-2567-1
- http://www.kb.cert.org/vuls/id/374268
- http://www.securityfocus.com/bid/73950
- http://marc.info/?l=bugtraq&m=143213867103400&w=2
- http://lists.fedoraproject.org/pipermail/package-announce/2015-April/155864.html
- http://support.ntp.org/bin/view/Main/SecurityNotice#Recent_Vulnerabilities
- https://kc.mcafee.com/corporate/index?page=content&id=SB10114
- http://lists.fedoraproject.org/pipermail/package-announce/2015-April/155863.html
- http://lists.apple.com/archives/security-announce/2015/Jun/msg00002.html
- http://lists.opensuse.org/opensuse-updates/2015-04/msg00052.html
- http://www.oracle.com/technetwork/topics/security/linuxbulletinoct2015-2719645.html
- https://security.gentoo.org/glsa/201509-01
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- http://www.mandriva.com/security/advisories?name=MDVSA-2015:202
- http://www.oracle.com/technetwork/topics/security/bulletinapr2015-2511959.html
- http://support.apple.com/kb/HT204942
- http://marc.info/?l=bugtraq&m=145750740530849&w=2
- http://rhn.redhat.com/errata/RHSA-2015-1459.html
- http://bugs.ntp.org/show_bug.cgi?id=2781
- http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20150408-ntpd
- http://www.debian.org/security/2015/dsa-3223
- http://www.securitytracker.com/id/1032031
Exploit#
No public exploit known
History#
- Version 1Record published in the CVE List.
- Version 2Most recent update recorded in the CVE List.