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

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CVE-2015-7978

Severity CVSS v4.0:
Pending analysis
Type:
CWE-400 Uncontrolled Resource Consumption ('Resource Exhaustion')
Publication date:
30/01/2017
Last modified:
18/05/2018

Description

NTP before 4.2.8p6 and 4.3.0 before 4.3.90 allows a remote attackers to cause a denial of service (stack exhaustion) via an ntpdc relist command, which triggers recursive traversal of the restriction list.

Impact

Vector 3.x
CVSS:3.0/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:3.0/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:L/Au:N/C:N/I:N/A:P CVSS v2.0 Severity and Metrics:

Base Score: 5.00 MEDIUM
Vector: AV:N/AC:L/Au:N/C:N/I:N/A:P

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

Base Score 2.0
5.00
Severity 2.0
MEDIUM

Vulnerable products and versions

CPE From Up to
cpe:2.3:a:ntp:ntp:*:p5:*:*:*:*:*:* 4.2.8 (including)
cpe:2.3:a:ntp:ntp:4.3.0:*:*:*:*:*:*:*
cpe:2.3:a:ntp:ntp:4.3.1:*:*:*:*:*:*:*
cpe:2.3:a:ntp:ntp:4.3.2:*:*:*:*:*:*:*
cpe:2.3:a:ntp:ntp:4.3.3:*:*:*:*:*:*:*
cpe:2.3:a:ntp:ntp:4.3.4:*:*:*:*:*:*:*
cpe:2.3:a:ntp:ntp:4.3.5:*:*:*:*:*:*:*
cpe:2.3:a:ntp:ntp:4.3.6:*:*:*:*:*:*:*
cpe:2.3:a:ntp:ntp:4.3.7:*:*:*:*:*:*:*
cpe:2.3:a:ntp:ntp:4.3.8:*:*:*:*:*:*:*
cpe:2.3:a:ntp:ntp:4.3.10:*:*:*:*:*:*:*
cpe:2.3:a:ntp:ntp:4.3.11:*:*:*:*:*:*:*
cpe:2.3:a:ntp:ntp:4.3.12:*:*:*:*:*:*:*
cpe:2.3:a:ntp:ntp:4.3.13:*:*:*:*:*:*:*
cpe:2.3:a:ntp:ntp:4.3.14:*:*:*:*:*:*:*

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


References to Advisories, Solutions, and Tools