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slackwareSlackware Linux ProjectSSA-2016-326-01
HistoryNov 21, 2016 - 7:25 p.m.

[slackware-security] ntp

2016-11-2119:25:10
Slackware Linux Project
www.slackware.com
34

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

7.1 High

CVSS2

Access Vector

NETWORK

Access Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

COMPLETE

AV:N/AC:M/Au:N/C:N/I:N/A:C

0.965 High

EPSS

Percentile

99.6%

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

Here are the details from the Slackware 14.2 ChangeLog:

patches/packages/ntp-4.2.8p9-i586-1_slack14.2.txz: Upgraded.
In addition to bug fixes and enhancements, this release fixes the
following 1 high- (Windows only :-), 2 medium-, 2 medium-/low, and
5 low-severity vulnerabilities, and provides 28 other non-security
fixes and improvements.
CVE-2016-9311: Trap crash
CVE-2016-9310: Mode 6 unauthenticated trap info disclosure and DDoS vector
CVE-2016-7427: Broadcast Mode Replay Prevention DoS
CVE-2016-7428: Broadcast Mode Poll Interval Enforcement DoS
CVE-2016-9312: Windows: ntpd DoS by oversized UDP packet
CVE-2016-7431: Regression: 010-origin: Zero Origin Timestamp Bypass
CVE-2016-7434: Null pointer dereference in _IO_str_init_static_internal()
CVE-2016-7429: Interface selection attack
CVE-2016-7426: Client rate limiting and server responses
CVE-2016-7433: Reboot sync calculation problem
For more information, see:
https://www.kb.cert.org/vuls/id/633847
https://vulners.com/cve/CVE-2016-9311
https://vulners.com/cve/CVE-2016-9310
https://vulners.com/cve/CVE-2016-7427
https://vulners.com/cve/CVE-2016-7428
https://vulners.com/cve/CVE-2016-9312
https://vulners.com/cve/CVE-2016-7431
https://vulners.com/cve/CVE-2016-7434
https://vulners.com/cve/CVE-2016-7429
https://vulners.com/cve/CVE-2016-7426
https://vulners.com/cve/CVE-2016-7433
(* 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-4.2.8p9-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-4.2.8p9-x86_64-1_slack13.0.txz

Updated package for Slackware 13.1:
ftp://ftp.slackware.com/pub/slackware/slackware-13.1/patches/packages/ntp-4.2.8p9-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-4.2.8p9-x86_64-1_slack13.1.txz

Updated package for Slackware 13.37:
ftp://ftp.slackware.com/pub/slackware/slackware-13.37/patches/packages/ntp-4.2.8p9-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-4.2.8p9-x86_64-1_slack13.37.txz

Updated package for Slackware 14.0:
ftp://ftp.slackware.com/pub/slackware/slackware-14.0/patches/packages/ntp-4.2.8p9-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-4.2.8p9-x86_64-1_slack14.0.txz

Updated package for Slackware 14.1:
ftp://ftp.slackware.com/pub/slackware/slackware-14.1/patches/packages/ntp-4.2.8p9-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-4.2.8p9-x86_64-1_slack14.1.txz

Updated package for Slackware 14.2:
ftp://ftp.slackware.com/pub/slackware/slackware-14.2/patches/packages/ntp-4.2.8p9-i586-1_slack14.2.txz

Updated package for Slackware x86_64 14.2:
ftp://ftp.slackware.com/pub/slackware/slackware64-14.2/patches/packages/ntp-4.2.8p9-x86_64-1_slack14.2.txz

Updated package for Slackware -current:
ftp://ftp.slackware.com/pub/slackware/slackware-current/slackware/n/ntp-4.2.8p9-i586-1.txz

Updated package for Slackware x86_64 -current:
ftp://ftp.slackware.com/pub/slackware/slackware64-current/slackware64/n/ntp-4.2.8p9-x86_64-1.txz

MD5 signatures:

Slackware 13.0 package:
de30f660b0bdcf5d395d58fe95baebaf ntp-4.2.8p9-i486-1_slack13.0.txz

Slackware x86_64 13.0 package:
cf19e17e609553bdac6bed7a5463a652 ntp-4.2.8p9-x86_64-1_slack13.0.txz

Slackware 13.1 package:
366967036495ace2e4ee27c28737fb39 ntp-4.2.8p9-i486-1_slack13.1.txz

Slackware x86_64 13.1 package:
70535cbef8c11188ad965c8c6890c7a5 ntp-4.2.8p9-x86_64-1_slack13.1.txz

Slackware 13.37 package:
ea3caede15d6879d83e9727bb706eb4b ntp-4.2.8p9-i486-1_slack13.37.txz

Slackware x86_64 13.37 package:
08921ff8cf9f68539e12d586765adb5b ntp-4.2.8p9-x86_64-1_slack13.37.txz

Slackware 14.0 package:
c787e7e9c2b813af7d1d1260a5572f71 ntp-4.2.8p9-i486-1_slack14.0.txz

Slackware x86_64 14.0 package:
d2b1608fc009dac1c68dc710004f26f3 ntp-4.2.8p9-x86_64-1_slack14.0.txz

Slackware 14.1 package:
4329419d697ce523da2bf24c060c650f ntp-4.2.8p9-i486-1_slack14.1.txz

Slackware x86_64 14.1 package:
acdb54929957393f6957c28716867bbf ntp-4.2.8p9-x86_64-1_slack14.1.txz

Slackware 14.2 package:
1118e86610a5ceea6f86901e4306dc1a ntp-4.2.8p9-i586-1_slack14.2.txz

Slackware x86_64 14.2 package:
9a6db91e52972e7e6ea902acefef1198 ntp-4.2.8p9-x86_64-1_slack14.2.txz

Slackware -current package:
b098a4bafbb0d07ace6e976624d54a7a n/ntp-4.2.8p9-i586-1.txz

Slackware x86_64 -current package:
2a08f8963d13804c467cec22603d69e4 n/ntp-4.2.8p9-x86_64-1.txz

Installation instructions:

Upgrade the package as root:
> upgradepkg ntp-4.2.8p9-i586-1_slack14.2.txz

Then, restart the NTP daemon:

> sh /etc/rc.d/rc.ntpd restart

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

7.1 High

CVSS2

Access Vector

NETWORK

Access Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

COMPLETE

AV:N/AC:M/Au:N/C:N/I:N/A:C

0.965 High

EPSS

Percentile

99.6%