ntp up to 4.2.8p9 Timestamp Origin Check input validation

CVSS Meta Temp Score
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CTI Interest Score
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4.9$0-$5k0.00

Summaryinfo

A vulnerability was found in ntp up to 4.2.8p9. It has been declared as problematic. This vulnerability affects unknown code of the component Timestamp Origin Check. Such manipulation leads to input validation. This vulnerability is uniquely identified as CVE-2016-9042. The attack can be launched remotely. No exploit exists. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as problematic, has been found in ntp up to 4.2.8p9 (Network Management Software). Affected by this issue is some unknown processing of the component Timestamp Origin Check. The manipulation with an unknown input leads to a input validation vulnerability. Using CWE to declare the problem leads to CWE-20. The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly. Impacted is integrity.

The bug was discovered 03/21/2017. The weakness was disclosed 03/21/2017 by Matt with Cisco as March 2017 ntp-4.2.8p10 NTP Security Vulnerability Announcement as confirmed release notes (Website). The advisory is shared for download at support.ntp.org. This vulnerability is handled as CVE-2016-9042 since 10/26/2016. The attack may be launched remotely. No form of authentication is required for exploitation. There are neither technical details nor an exploit publicly available.

The vulnerability scanner Nessus provides a plugin with the ID 101263 (Ubuntu 14.04 LTS / 16.04 LTS / 16.10 / 17.04 : ntp vulnerabilities (USN-3349-1)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Ubuntu Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 38665 (Network Time Protocol Daemon ntpd Multiple Vulnerabilities).

Upgrading to version 4.2.8p10 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 Tenable (101263), SecurityFocus (BID 97046†) and SecurityTracker (ID 1038123†). The entries VDB-98543, VDB-98544, VDB-98545 and VDB-98546 are pretty similar. VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Type

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.0
VulDB Meta Temp Score: 4.9

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 5.9
NVD Vector: 🔍

CNA Base Score: 3.7
CNA Vector (Talos): 🔍

CVSSv2info

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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Input validation
CWE: CWE-20
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 101263
Nessus Name: Ubuntu 14.04 LTS / 16.04 LTS / 16.10 / 17.04 : ntp vulnerabilities (USN-3349-1)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 800407
OpenVAS Name: NTP Multiple Denial-of-Service Vulnerabilities -Mar17
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍

Upgrade: ntp 4.2.8p10

Timelineinfo

10/26/2016 🔍
03/21/2017 +146 days 🔍
03/21/2017 +0 days 🔍
03/21/2017 +0 days 🔍
03/21/2017 +0 days 🔍
03/24/2017 +3 days 🔍
03/27/2017 +3 days 🔍
07/06/2017 +101 days 🔍
06/04/2018 +332 days 🔍
11/15/2022 +1625 days 🔍

Sourcesinfo

Advisory: March 2017 ntp-4.2.8p10 NTP Security Vulnerability Announcement
Researcher: Matt
Organization: Cisco
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2016-9042 (🔍)
GCVE (CVE): GCVE-0-2016-9042
GCVE (VulDB): GCVE-100-98552
SecurityFocus: 97046 - NTP CVE-2016-9042 Denial of Service Vulnerability
OSVDB: - CVE-2016-9042 - ntpd - Denial of Service Issue
SecurityTracker: 1038123

See also: 🔍

Entryinfo

Created: 03/27/2017 08:59
Updated: 11/15/2022 12:18
Changes: 03/27/2017 08:59 (86), 08/20/2020 10:39 (1), 11/15/2022 12:10 (4), 11/15/2022 12:18 (12)
Complete: 🔍
Cache ID: 216:E6A:103

VulDB is the best source for vulnerability data and more expert information about this specific topic.

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