Upstream information

CVE-2016-1549 at MITRE

Description

A malicious authenticated peer can create arbitrarily-many ephemeral associations in order to win the clock selection algorithm in ntpd in NTP 4.2.8p4 and earlier and NTPsec 3e160db8dc248a0bcb053b56a80167dc742d2b74 and a5fb34b9cc89b92a8fef2f459004865c93bb7f92 and modify a victim's clock.

SUSE information

Overall state of this security issue: Resolved

This issue is currently rated as having moderate severity.

CVSS v2 Scores
  National Vulnerability Database SUSE
Base Score 4 3.5
Vector AV:N/AC:L/Au:S/C:N/I:P/A:N AV:N/AC:M/Au:S/C:N/I:P/A:N
Access Vector Network Network
Access Complexity Low Medium
Authentication Single Single
Confidentiality Impact None None
Integrity Impact Partial Partial
Availability Impact None None
CVSS v3 Scores
  National Vulnerability Database
Base Score 6.5
Vector AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N
Access Vector Network
Access Complexity Low
Privileges Required Low
User Interaction None
Scope Unchanged
Confidentiality Impact None
Integrity Impact High
Availability Impact None
SUSE Bugzilla entries: 977446 [RESOLVED / FIXED], 977451 [RESOLVED / FIXED]

SUSE Security Advisories:

List of released packages

Product(s) Fixed package version(s) References
SUSE Linux Enterprise Desktop 12
  • ntp >= 4.2.8p8-46.8.1
  • ntp-doc >= 4.2.8p8-46.8.1
Patchnames:
SUSE-SLE-DESKTOP-12-2016-933
SUSE Linux Enterprise Desktop 12 SP1
  • ntp >= 4.2.8p7-11.1
  • ntp-doc >= 4.2.8p7-11.1
Patchnames:
SUSE-SLE-DESKTOP-12-SP1-2016-764
SUSE Linux Enterprise Desktop 12 SP2
  • ntp >= 4.2.8p8-14.1
  • ntp-doc >= 4.2.8p8-14.1
Patchnames:
SUSE Linux Enterprise Desktop 12 SP2 GA ntp
SUSE Linux Enterprise Desktop 12 SP3
  • ntp >= 4.2.8p10-63.3
  • ntp-doc >= 4.2.8p10-63.3
Patchnames:
SUSE Linux Enterprise Desktop 12 SP3 GA ntp
SUSE Linux Enterprise Server 11 SP2-LTSS
  • ntp >= 4.2.8p7-44.1
  • ntp-doc >= 4.2.8p7-44.1
Patchnames:
slessp2-ntp-12592
SUSE Linux Enterprise Server 11 SP3-LTSS
  • ntp >= 4.2.8p7-44.1
  • ntp-doc >= 4.2.8p7-44.1
Patchnames:
slessp3-ntp-12592
SUSE Linux Enterprise Server 11 SP4
  • ntp >= 4.2.8p7-11.1
  • ntp-doc >= 4.2.8p7-11.1
Patchnames:
slessp4-ntp-12553
SUSE Linux Enterprise Server 12
  • ntp >= 4.2.8p8-46.8.1
  • ntp-doc >= 4.2.8p8-46.8.1
Patchnames:
SUSE-SLE-SERVER-12-2016-933
SUSE Linux Enterprise Server 12 SP1
  • ntp >= 4.2.8p7-11.1
  • ntp-doc >= 4.2.8p7-11.1
Patchnames:
SUSE-SLE-SERVER-12-SP1-2016-764
SUSE Linux Enterprise Server 12 SP2
  • ntp >= 4.2.8p8-14.1
  • ntp-doc >= 4.2.8p8-14.1
Patchnames:
SUSE Linux Enterprise Server 12 SP2 GA ntp
SUSE Linux Enterprise Server 12 SP3
  • ntp >= 4.2.8p10-63.3
  • ntp-doc >= 4.2.8p10-63.3
Patchnames:
SUSE Linux Enterprise Server 12 SP3 GA ntp
SUSE Linux Enterprise Server for Raspberry Pi 12 SP2
  • ntp >= 4.2.8p8-14.1
  • ntp-doc >= 4.2.8p8-14.1
Patchnames:
SUSE Linux Enterprise Server for Raspberry Pi 12 SP2 GA ntp
SUSE Manager 2.1
  • ntp >= 4.2.8p7-44.1
  • ntp-doc >= 4.2.8p7-44.1
Patchnames:
sleman21-ntp-12592
SUSE Manager Proxy 2.1
  • ntp >= 4.2.8p7-44.1
  • ntp-doc >= 4.2.8p7-44.1
Patchnames:
slemap21-ntp-12592
SUSE OpenStack Cloud 5
  • ntp >= 4.2.8p7-44.1
  • ntp-doc >= 4.2.8p7-44.1
Patchnames:
sleclo50sp3-ntp-12592
SUSE Linux Enterprise Server 10 SP4 LTSS for AMD64 and Intel EM64T
SUSE Linux Enterprise Server 10 SP4 LTSS for IBM zSeries 64bit
SUSE Linux Enterprise Server 10 SP4 LTSS for x86
  • yast2-ntp-client >= 2.13.18-0.20.1
Builds
ZYPP Patch Nr: 9295
SUSE Linux Enterprise Server 10 SP4 LTSS for AMD64 and Intel EM64T
SUSE Linux Enterprise Server 10 SP4 LTSS for IBM zSeries 64bit
SUSE Linux Enterprise Server 10 SP4 LTSS for x86
  • ntp >= 4.2.8p8-0.7.1
  • ntp-doc >= 4.2.8p8-0.7.1
Builds
ZYPP Patch Nr: 9293
openSUSE Leap 42.1
  • ntp >= 4.2.8p7-21.1
  • ntp-debuginfo >= 4.2.8p7-21.1
  • ntp-debugsource >= 4.2.8p7-21.1
  • ntp-doc >= 4.2.8p7-21.1
Patchnames:
openSUSE-2016-599
openSUSE Leap 42.2
  • ntp >= 4.2.8p8-25.1
  • ntp-doc >= 4.2.8p8-25.1
Patchnames:
openSUSE Leap 42.2 GA ntp
openSUSE Leap 42.3
  • ntp >= 4.2.8p10-30.1
  • ntp-doc >= 4.2.8p10-30.1
Patchnames:
openSUSE Leap 42.3 GA ntp
openSUSE Tumbleweed
  • ntp >= 4.2.8p9-1.1
  • ntp-doc >= 4.2.8p9-1.1
Patchnames:
openSUSE Tumbleweed GA ntp


Status of this issue by product and package

Product(s) Source package State
SUSE Linux Enterprise Desktop 11 SP2 ntp Released
SUSE Linux Enterprise Desktop 11 SP3 ntp Released
SUSE Linux Enterprise Desktop 11 SP4 ntp Released
SUSE Linux Enterprise Desktop 12 GA ntp Released
SUSE Linux Enterprise Desktop 12 SP1 ntp Released
SUSE Linux Enterprise Server 11 SP1 LTSS ntp Released
SUSE Linux Enterprise Server 11 SP2 ntp Released
SUSE Linux Enterprise Server 11 SP2 LTSS ntp Released
SUSE Linux Enterprise Server 11 SP3 ntp Released
SUSE Linux Enterprise Server 11 SP3 LTSS ntp Released
SUSE Linux Enterprise Server 11 SP4 ntp Released
SUSE Linux Enterprise Server 12 GA ntp Released
SUSE Linux Enterprise Server 12 SP1 ntp Released
SUSE Linux Enterprise Server for SAP 11 SP2 ntp Released