SUSE SLES11 Security Update : ntp (SUSE-SU-2016:1175-1)

Medium Nessus Plugin ID 90820

Synopsis

The remote SUSE host is missing one or more security updates.

Description

ntp was updated to version 4.2.8p6 to fix 12 security issues.

These security issues were fixed :

 - CVE-2015-8158: Fixed potential infinite loop in ntpq (bsc#962966).

 - CVE-2015-8138: Zero Origin Timestamp Bypass (bsc#963002).

 - CVE-2015-7979: Off-path Denial of Service (DoS) attack on authenticated broadcast mode (bsc#962784).

 - CVE-2015-7978: Stack exhaustion in recursive traversal of restriction list (bsc#963000).

 - CVE-2015-7977: reslist NULL pointer dereference (bsc#962970).

 - CVE-2015-7976: ntpq saveconfig command allows dangerous characters in filenames (bsc#962802).

 - CVE-2015-7975: nextvar() missing length check (bsc#962988).

 - CVE-2015-7974: Skeleton Key: Missing key check allows impersonation between authenticated peers (bsc#962960).

 - CVE-2015-7973: Replay attack on authenticated broadcast mode (bsc#962995).

 - CVE-2015-8140: ntpq vulnerable to replay attacks (bsc#962994).

 - CVE-2015-8139: Origin Leak: ntpq and ntpdc, disclose origin (bsc#962997).

 - CVE-2015-5300: MITM attacker could have forced ntpd to make a step larger than the panic threshold (bsc#951629).

The update package also includes non-security fixes. See advisory for details.

Note that Tenable Network Security has extracted the preceding description block directly from the SUSE security advisory. Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues.

Solution

To install this SUSE Security Update use YaST online_update.
Alternatively you can run the command listed for your product :

SUSE Linux Enterprise Server 11-SP4 :

zypper in -t patch slessp4-ntp-12533=1

SUSE Linux Enterprise Debuginfo 11-SP4 :

zypper in -t patch dbgsp4-ntp-12533=1

To bring your system up-to-date, use 'zypper patch'.

See Also

https://bugzilla.suse.com/show_bug.cgi?id=782060

https://bugzilla.suse.com/show_bug.cgi?id=784760

https://bugzilla.suse.com/show_bug.cgi?id=916617

https://bugzilla.suse.com/show_bug.cgi?id=951559

https://bugzilla.suse.com/show_bug.cgi?id=951629

https://bugzilla.suse.com/show_bug.cgi?id=956773

https://bugzilla.suse.com/show_bug.cgi?id=962318

https://bugzilla.suse.com/show_bug.cgi?id=962784

https://bugzilla.suse.com/show_bug.cgi?id=962802

https://bugzilla.suse.com/show_bug.cgi?id=962960

https://bugzilla.suse.com/show_bug.cgi?id=962966

https://bugzilla.suse.com/show_bug.cgi?id=962970

https://bugzilla.suse.com/show_bug.cgi?id=962988

https://bugzilla.suse.com/show_bug.cgi?id=962994

https://bugzilla.suse.com/show_bug.cgi?id=962995

https://bugzilla.suse.com/show_bug.cgi?id=962997

https://bugzilla.suse.com/show_bug.cgi?id=963000

https://bugzilla.suse.com/show_bug.cgi?id=963002

https://bugzilla.suse.com/show_bug.cgi?id=975496

https://bugzilla.suse.com/show_bug.cgi?id=975981

https://www.suse.com/security/cve/CVE-2015-5300/

https://www.suse.com/security/cve/CVE-2015-7973/

https://www.suse.com/security/cve/CVE-2015-7974/

https://www.suse.com/security/cve/CVE-2015-7975/

https://www.suse.com/security/cve/CVE-2015-7976/

https://www.suse.com/security/cve/CVE-2015-7977/

https://www.suse.com/security/cve/CVE-2015-7978/

https://www.suse.com/security/cve/CVE-2015-7979/

https://www.suse.com/security/cve/CVE-2015-8138/

https://www.suse.com/security/cve/CVE-2015-8139/

https://www.suse.com/security/cve/CVE-2015-8140/

https://www.suse.com/security/cve/CVE-2015-8158/

http://www.nessus.org/u?03dcd829

Plugin Details

Severity: Medium

ID: 90820

File Name: suse_SU-2016-1175-1.nasl

Version: 2.17

Type: local

Agent: unix

Published: 2016/05/02

Updated: 2018/11/29

Dependencies: 12634

Risk Information

Risk Factor: Medium

CVSS v2.0

Base Score: 5.8

Temporal Score: 4.3

Vector: CVSS2#AV:N/AC:M/Au:N/C:N/I:P/A:P

Temporal Vector: CVSS2#E:U/RL:OF/RC:C

CVSS v3.0

Base Score: 7.5

Temporal Score: 6.5

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Temporal Vector: CVSS:3.0/E:U/RL:O/RC:C

Vulnerability Information

CPE: p-cpe:/a:novell:suse_linux:ntp, p-cpe:/a:novell:suse_linux:ntp-doc, cpe:/o:novell:suse_linux:11

Required KB Items: Host/local_checks_enabled, Host/cpu, Host/SuSE/release, Host/SuSE/rpm-list

Exploit Available: false

Exploit Ease: No known exploits are available

Patch Publication Date: 2016/04/28

Reference Information

CVE: CVE-2015-5300, CVE-2015-7973, CVE-2015-7974, CVE-2015-7975, CVE-2015-7976, CVE-2015-7977, CVE-2015-7978, CVE-2015-7979, CVE-2015-8138, CVE-2015-8139, CVE-2015-8140, CVE-2015-8158