Lucene search

K
slackwareSlackware Linux ProjectSSA-2016-155-01
HistoryJun 04, 2016 - 12:43 a.m.

[slackware-security] ntp

2016-06-0400:43:43
Slackware Linux Project
www.slackware.com
15

5 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

AV:N/AC:L/Au:N/C:N/I:N/A:P

7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

0.923 High

EPSS

Percentile

99.0%

New ntp packages are available for Slackware 13.0, 13.1, 13.37, 14.0, 14.1,
and -current to fix security issues.

Here are the details from the Slackware 14.1 ChangeLog:

patches/packages/ntp-4.2.8p8-i486-1_slack14.1.txz: Upgraded.
This release patches one high and four low severity security issues:
CVE-2016-4957: Crypto-NAK crash
CVE-2016-4953: Bad authentication demobilizes ephemeral associations
CVE-2016-4954: Processing spoofed server packets
CVE-2016-4955: Autokey association reset
CVE-2016-4956: Broadcast interleave
For more information, see:
http://support.ntp.org/bin/view/Main/SecurityNotice#Recent_Vulnerabilities
https://vulners.com/cve/CVE-2016-4957
https://vulners.com/cve/CVE-2016-4953
https://vulners.com/cve/CVE-2016-4954
https://vulners.com/cve/CVE-2016-4955
https://vulners.com/cve/CVE-2016-4956
(* Security fix *)

Where to find the new packages:

Thanks to the friendly folks at the OSU Open Source Lab
(http://osuosl.org) for donating FTP and rsync hosting
to the Slackware project! :-)

Also see the “Get Slack” section on http://slackware.com for
additional mirror sites near you.

Updated package for Slackware 13.0:
ftp://ftp.slackware.com/pub/slackware/slackware-13.0/patches/packages/ntp-4.2.8p8-i486-1_slack13.0.txz

Updated package for Slackware x86_64 13.0:
ftp://ftp.slackware.com/pub/slackware/slackware64-13.0/patches/packages/ntp-4.2.8p8-x86_64-1_slack13.0.txz

Updated package for Slackware 13.1:
ftp://ftp.slackware.com/pub/slackware/slackware-13.1/patches/packages/ntp-4.2.8p8-i486-1_slack13.1.txz

Updated package for Slackware x86_64 13.1:
ftp://ftp.slackware.com/pub/slackware/slackware64-13.1/patches/packages/ntp-4.2.8p8-x86_64-1_slack13.1.txz

Updated package for Slackware 13.37:
ftp://ftp.slackware.com/pub/slackware/slackware-13.37/patches/packages/ntp-4.2.8p8-i486-1_slack13.37.txz

Updated package for Slackware x86_64 13.37:
ftp://ftp.slackware.com/pub/slackware/slackware64-13.37/patches/packages/ntp-4.2.8p8-x86_64-1_slack13.37.txz

Updated package for Slackware 14.0:
ftp://ftp.slackware.com/pub/slackware/slackware-14.0/patches/packages/ntp-4.2.8p8-i486-1_slack14.0.txz

Updated package for Slackware x86_64 14.0:
ftp://ftp.slackware.com/pub/slackware/slackware64-14.0/patches/packages/ntp-4.2.8p8-x86_64-1_slack14.0.txz

Updated package for Slackware 14.1:
ftp://ftp.slackware.com/pub/slackware/slackware-14.1/patches/packages/ntp-4.2.8p8-i486-1_slack14.1.txz

Updated package for Slackware x86_64 14.1:
ftp://ftp.slackware.com/pub/slackware/slackware64-14.1/patches/packages/ntp-4.2.8p8-x86_64-1_slack14.1.txz

Updated package for Slackware -current:
ftp://ftp.slackware.com/pub/slackware/slackware-current/slackware/n/ntp-4.2.8p8-i586-1.txz

Updated package for Slackware x86_64 -current:
ftp://ftp.slackware.com/pub/slackware/slackware64-current/slackware64/n/ntp-4.2.8p8-x86_64-1.txz

MD5 signatures:

Slackware 13.0 package:
358ead6ad06921c4c44080d18e7ee18d ntp-4.2.8p8-i486-1_slack13.0.txz

Slackware x86_64 13.0 package:
d4e7ffeee3aa9ddf2b66d60bc1c441b7 ntp-4.2.8p8-x86_64-1_slack13.0.txz

Slackware 13.1 package:
9795894dfa014305a38be8fb5b800d0d ntp-4.2.8p8-i486-1_slack13.1.txz

Slackware x86_64 13.1 package:
4e74c4a21286e3c2b22b998b1c886f62 ntp-4.2.8p8-x86_64-1_slack13.1.txz

Slackware 13.37 package:
a3822c5035ee4ab8729fb5f10b279aff ntp-4.2.8p8-i486-1_slack13.37.txz

Slackware x86_64 13.37 package:
80a6353b42a35cf570683f3cf776b264 ntp-4.2.8p8-x86_64-1_slack13.37.txz

Slackware 14.0 package:
6f077cb40ad50e26c92185432fd54a77 ntp-4.2.8p8-i486-1_slack14.0.txz

Slackware x86_64 14.0 package:
a1cbdf25dfcb470edf07975cceb620c2 ntp-4.2.8p8-x86_64-1_slack14.0.txz

Slackware 14.1 package:
69d7124410f59ee235e781d2753ee4bb ntp-4.2.8p8-i486-1_slack14.1.txz

Slackware x86_64 14.1 package:
9ae3c7b444d3fd29b50cefeeafea57bf ntp-4.2.8p8-x86_64-1_slack14.1.txz

Slackware -current package:
5a5a3926459e7dbe8bacf5b8d7b14c64 n/ntp-4.2.8p8-i586-1.txz

Slackware x86_64 -current package:
b2569c6a8111660566160f98bce2a7dc n/ntp-4.2.8p8-x86_64-1.txz

Installation instructions:

Upgrade the package as root:
> upgradepkg ntp-4.2.8p8-i486-1_slack14.1.txz

Then, restart the NTP daemon:
> sh /etc/rc.d/rc.ntpd restart

5 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

AV:N/AC:L/Au:N/C:N/I:N/A:P

7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

0.923 High

EPSS

Percentile

99.0%