Apple MacOS X up to 10.10.2 ntp improper authentication

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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A vulnerability has been found in Apple MacOS X up to 10.10.2 (Operating System) and classified as critical. This vulnerability affects an unknown functionality of the component ntp. The manipulation with an unknown input leads to a improper authentication vulnerability. The CWE definition for the vulnerability is CWE-287. When an actor claims to have a given identity, the product does not prove or insufficiently proves that the claim is correct. As an impact it is known to affect confidentiality, integrity, and availability.

The weakness was published 04/08/2015 as HT204659 as confirmed advisory (Website). The advisory is shared for download at This vulnerability was named CVE-2014-9298 since 12/05/2014. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. There are neither technical details nor an exploit publicly available.

The vulnerability scanner Nessus provides a plugin with the ID 81189 (Debian DSA-3154-1 : ntp - security update), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Debian Local Security Checks. The commercial vulnerability scanner Qualys is able to test this issue with plugin 350206 (Amazon Linux Security Advisory for ntp: ALAS-2015-496).

Upgrading to version 10.10.3 eliminates this vulnerability. A possible mitigation has been published immediately after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at X-Force (100005) and Tenable (81189).








  • end of life

CPE 2.3info

CPE 2.2info


VulDB CVSS-B Score: 🔍
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VulDB Meta Base Score: 7.3
VulDB Meta Temp Score: 7.0

VulDB Base Score: 7.3
VulDB Temp Score: 7.0
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VulDB Base Score: 🔍
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Class: Improper authentication
CWE: CWE-287

Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

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Nessus ID: 81189
Nessus Name: Debian DSA-3154-1 : ntp - security update
Nessus File: 🔍
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Nessus Family: 🔍

OpenVAS ID: 14611
OpenVAS Name: Amazon Linux Local Check: ALAS-2015-496
OpenVAS File: 🔍
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Threat Intelligenceinfo

Interest: 🔍
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Recommended: Upgrade
Status: 🔍

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Upgrade: MacOS X 10.10.3


12/05/2014 🔍
02/04/2015 +61 days 🔍
04/08/2015 +63 days 🔍
04/08/2015 +0 days 🔍
04/08/2015 +0 days 🔍
04/08/2015 +0 days 🔍
04/10/2015 +2 days 🔍
04/12/2015 +2 days 🔍
10/05/2015 +176 days 🔍
09/22/2022 +2544 days 🔍



Advisory: HT204659
Status: Confirmed

CVE: CVE-2014-9298 (🔍)

X-Force: 100005
SecurityTracker: 1032048
Vulnerability Center: 49470 - NTP 4.2.7 Remote Bypass Restrictions due to Improper Validation of Length Value in Pointers, Medium
SecurityFocus: 72584 - NTP 'ntp_io.c' Authentication Security Bypass Vulnerability

scip Labs:


Created: 04/10/2015 10:22 AM
Updated: 09/22/2022 03:54 PM
Changes: 04/10/2015 10:22 AM (62), 06/25/2017 08:37 AM (12), 05/03/2022 12:41 PM (2), 09/22/2022 03:54 PM (1)
Complete: 🔍
Cache ID: 100:901:40


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