Description
ntp_crypto.c in ntpd in NTP 4.x before 4.2.8p1, when Autokey Authentication is enabled, allows remote attackers to obtain sensitive information from process memory or cause a denial of service (daemon crash) via a packet containing an extension field with an invalid value for the length of its value field.
References (9)
Core 9
Core References
Third Party Advisory, US Government Resource third-party-advisory
x_refsource_cert-vn
http://www.kb.cert.org/vuls/id/852879
Release Notes, Vendor Advisory x_refsource_confirm
http://support.ntp.org/bin/view/Main/SecurityNotice#December_2014_NTP_Security_Vulne
Third Party Advisory, VDB Entry vdb-entry
x_refsource_bid
http://www.securityfocus.com/bid/72583
Issue Tracking, Patch, Third Party Advisory x_refsource_confirm
https://bugzilla.redhat.com/show_bug.cgi?id=1184573
Third Party Advisory x_refsource_confirm
http://www.oracle.com/technetwork/topics/security/linuxbulletinoct2015-2719645.html
Third Party Advisory vendor-advisory
x_refsource_debian
http://www.debian.org/security/2015/dsa-3388
Third Party Advisory vendor-advisory
x_refsource_redhat
http://rhn.redhat.com/errata/RHSA-2015-1459.html
Issue Tracking, Patch, Vendor Advisory x_refsource_confirm
http://bugs.ntp.org/show_bug.cgi?id=2671
Third Party Advisory x_refsource_confirm
https://support.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-hpesbhf03886en_us
Scores
EPSS
0.0614
EPSS Percentile
92.6%
Details
CWE
CWE-20
Status
published
Products (9)
debian/debian_linux
7.0
debian/debian_linux
8.0
debian/debian_linux
9.0
ntp/ntp
4.2.8
ntp/ntp
4.2.0 - 4.2.8
oracle/linux
7
redhat/enterprise_linux_desktop
6.0
redhat/enterprise_linux_server
6.0
redhat/enterprise_linux_workstation
6.0
Published
Oct 06, 2015
Tracked Since
Feb 18, 2026