ntp up to 4.2.8p9 on Windows Command Line Parameter addSourceToRegistry memory corruption

CVSS Meta Temp Score
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CTI Interest Score
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6.3$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as problematic, has been found in ntp up to 4.2.8p9 on Windows. This impacts the function addSourceToRegistry of the component Command Line Parameter Handler. Performing a manipulation results in memory corruption. This vulnerability is reported as CVE-2017-6452. The attack requires a local approach. No exploit exists. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability was found in ntp up to 4.2.8p9 on Windows (Network Management Software). It has been classified as problematic. This affects the function addSourceToRegistry of the component Command Line Parameter Handler. The manipulation with an unknown input leads to a memory corruption vulnerability. CWE is classifying the issue as CWE-119. The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

Stack-based buffer overflow in the Windows installer for NTP before 4.2.8p10 and 4.3.x before 4.3.94 allows local users to have unspecified impact via an application path on the command line.

The bug was discovered 03/21/2017. The weakness was disclosed 03/21/2017 with Cure53 as March 2017 ntp-4.2.8p10 NTP Security Vulnerability Announcement as confirmed release notes (Website). It is possible to read the advisory at support.ntp.org. This vulnerability is uniquely identified as CVE-2017-6452 since 03/03/2017. Attacking locally is a requirement. The successful exploitation needs a authentication. Technical details of the vulnerability are known, but there is no available exploit.

The vulnerability scanner Nessus provides a plugin with the ID 97988 (Network Time Protocol Daemon (ntpd) 4.x < 4.2.8p10 Multiple Vulnerabilities), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Misc. and running in the context r. 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 (97988), SecurityFocus (BID 97078†) and SecurityTracker (ID 1038123†). The entries VDB-98543, VDB-98544, VDB-98545 and VDB-98546 are pretty similar. Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Type

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.5
VulDB Meta Temp Score: 6.4

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

NVD Base Score: 7.8
NVD Vector: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Memory corruption
CWE: CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: No

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 97988
Nessus Name: Network Time Protocol Daemon (ntpd) 4.x < 4.2.8p10 Multiple Vulnerabilities
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

03/03/2017 🔍
03/21/2017 +18 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 🔍
03/27/2017 +0 days 🔍
03/27/2017 +0 days 🔍
09/14/2020 +1267 days 🔍

Sourcesinfo

Advisory: March 2017 ntp-4.2.8p10 NTP Security Vulnerability Announcement
Organization: Cure53
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2017-6452 (🔍)
GCVE (CVE): GCVE-0-2017-6452
GCVE (VulDB): GCVE-100-98547
SecurityFocus: 97078 - NTP CVE-2017-6452 Local Stack Based Buffer Overflow Vulnerability
OSVDB: - CVE-2017-6452 - NTP - Buffer Overflow Issue
SecurityTracker: 1038123

See also: 🔍

Entryinfo

Created: 03/27/2017 08:59
Updated: 09/14/2020 11:35
Changes: 03/27/2017 08:59 (88), 09/14/2020 11:35 (1)
Complete: 🔍
Cache ID: 216:D48:103

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