Instituto Nacional de ciberseguridad. Sección Incibe
Instituto Nacional de Ciberseguridad. Sección INCIBE-CERT

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CVE-2016-7434

Severity CVSS v4.0:
Pending analysis
Type:
CWE-20 Input Validation
Publication date:
13/01/2017
Last modified:
20/04/2025

Description

The read_mru_list function in NTP before 4.2.8p9 allows remote attackers to cause a denial of service (crash) via a crafted mrulist query.

Impact

Vector 3.x
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H CVSS v3.1 Severity and Metrics:

Base Score: 7.50 HIGH
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope (S): Unchanged
Confidentiality (C): None
Integrity (I): None
Availability (A): High

Base Score 3.x
7.50
Severity 3.x
HIGH
Vector 2.0
AV:N/AC:M/Au:N/C:N/I:N/A:P CVSS v2.0 Severity and Metrics:

Base Score: 4.30 MEDIUM
Vector: AV:N/AC:M/Au:N/C:N/I:N/A:P

Attack Vector (AV): Network
Attack Complexity (AC): Medium
Authentication (Au): None
Confidentiality (C): None
Integrity (I): None
Availability (A): Physical

Base Score 2.0
4.30
Severity 2.0
MEDIUM

Vulnerable products and versions

CPE From Up to
cpe:2.3:a:ntp:ntp:*:*:*:*:*:*:*:* 4.3.0 (including) 4.3.94 (excluding)
cpe:2.3:a:ntp:ntp:4.2.7:p100:*:*:*:*:*:*
cpe:2.3:a:ntp:ntp:4.2.7:p101:*:*:*:*:*:*
cpe:2.3:a:ntp:ntp:4.2.7:p102:*:*:*:*:*:*
cpe:2.3:a:ntp:ntp:4.2.7:p103:*:*:*:*:*:*
cpe:2.3:a:ntp:ntp:4.2.7:p104:*:*:*:*:*:*
cpe:2.3:a:ntp:ntp:4.2.7:p105:*:*:*:*:*:*
cpe:2.3:a:ntp:ntp:4.2.7:p106:*:*:*:*:*:*
cpe:2.3:a:ntp:ntp:4.2.7:p107:*:*:*:*:*:*
cpe:2.3:a:ntp:ntp:4.2.7:p108:*:*:*:*:*:*
cpe:2.3:a:ntp:ntp:4.2.7:p109:*:*:*:*:*:*
cpe:2.3:a:ntp:ntp:4.2.7:p110:*:*:*:*:*:*
cpe:2.3:a:ntp:ntp:4.2.7:p111:*:*:*:*:*:*
cpe:2.3:a:ntp:ntp:4.2.7:p112:*:*:*:*:*:*
cpe:2.3:a:ntp:ntp:4.2.7:p113:*:*:*:*:*:*

To consult the complete list of CPE names with products and versions, see this page


References to Advisories, Solutions, and Tools