Oracle Linux 7 : ntp (ELSA-2016-2583)

high Nessus Plugin ID 94705

Synopsis

The remote Oracle Linux host is missing one or more security updates.

Description

The remote Oracle Linux 7 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2016-2583 advisory.

- add disable monitor to default ntp.conf [CVE-2013-5211]
- don't allow spoofed packet to enable symmetric interleaved mode (CVE-2016-1548)
- check mode of new source in config command (CVE-2016-2518)
- make MAC check resilient against timing attack (CVE-2016-1550)
- fix crash with invalid logconfig command (CVE-2015-5194)
- fix crash when referencing disabled statistic type (CVE-2015-5195)
- don't hang in sntp with crafted reply (CVE-2015-5219)
- don't crash with crafted autokey packet (CVE-2015-7691, CVE-2015-7692, CVE-2015-7702)
- fix memory leak with autokey (CVE-2015-7701)
- don't allow setting driftfile and pidfile remotely (CVE-2015-7703)
- don't crash in ntpq with crafted packet (CVE-2015-7852)
- check key ID in packets authenticated with symmetric key (CVE-2015-7974)
- fix crash with reslist command (CVE-2015-7977, CVE-2015-7978)
- don't allow spoofed packets to demobilize associations (CVE-2015-7979, CVE-2016-1547)
- don't accept server/peer packets with zero origin timestamp (CVE-2015-8138)
- fix infinite loop in ntpq/ntpdc (CVE-2015-8158)

Tenable has extracted the preceding description block directly from the Oracle Linux security advisory.

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.

Solution

Update the affected packages.

See Also

https://linux.oracle.com/errata/ELSA-2016-2583.html

Plugin Details

Severity: High

ID: 94705

File Name: oraclelinux_ELSA-2016-2583.nasl

Version: 2.16

Type: local

Agent: unix

Published: 11/11/2016

Updated: 10/22/2024

Supported Sensors: Frictionless Assessment Agent, Nessus Agent, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 5.2

CVSS v2

Risk Factor: Medium

Base Score: 4.3

Temporal Score: 3.4

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

CVSS Score Source: CVE-2015-7703

CVSS v3

Risk Factor: High

Base Score: 7.7

Temporal Score: 6.9

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

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

CVSS Score Source: CVE-2015-7974

Vulnerability Information

CPE: p-cpe:/a:oracle:linux:ntp, p-cpe:/a:oracle:linux:sntp, p-cpe:/a:oracle:linux:ntpdate, cpe:/o:oracle:linux:7, p-cpe:/a:oracle:linux:ntp-perl, p-cpe:/a:oracle:linux:ntp-doc

Required KB Items: Host/local_checks_enabled, Host/OracleLinux, Host/RedHat/release, Host/RedHat/rpm-list

Exploit Ease: No known exploits are available

Patch Publication Date: 11/10/2016

Vulnerability Publication Date: 10/23/2015

Reference Information

CVE: CVE-2015-5194, CVE-2015-5195, CVE-2015-5196, CVE-2015-5219, CVE-2015-7691, CVE-2015-7692, CVE-2015-7701, CVE-2015-7702, CVE-2015-7703, CVE-2015-7852, CVE-2015-7974, CVE-2015-7977, CVE-2015-7978, CVE-2015-7979, CVE-2015-8158