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

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CVE-2018-5538

Severity CVSS v4.0:
Pending analysis
Type:
Unavailable / Other
Publication date:
25/07/2018
Last modified:
03/10/2019

Description

On F5 BIG-IP DNS 13.1.0-13.1.0.7, 12.1.3-12.1.3.5, DNS Express / DNS Zones accept NOTIFY messages on the management interface from source IP addresses not listed in the 'Allow NOTIFY From' configuration parameter when the db variable "dnsexpress.notifyport" is set to any value other than the default of "0".

Impact

Vector 3.x
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N CVSS v3.1 Severity and Metrics:

Base Score: 3.70 LOW
Vector: CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N

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

Base Score 3.x
3.70
Severity 3.x
LOW
Vector 2.0
AV:N/AC:M/Au:N/C:N/I:P/A:N CVSS v2.0 Severity and Metrics:

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

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

Base Score 2.0
4.30
Severity 2.0
MEDIUM

Vulnerable products and versions

CPE From Up to
cpe:2.3:a:f5:big-ip_domain_name_system:*:*:*:*:*:*:*:* 12.1.3 (including) 12.1.3.5 (including)
cpe:2.3:a:f5:big-ip_domain_name_system:*:*:*:*:*:*:*:* 13.1.0 (excluding) 13.1.0.7 (including)
cpe:2.3:a:f5:big-ip_global_traffic_manager:*:*:*:*:*:*:*:* 12.1.3 (including) 12.1.3.5 (including)
cpe:2.3:a:f5:big-ip_global_traffic_manager:*:*:*:*:*:*:*:* 13.1.0 (including) 13.1.0.7 (including)
cpe:2.3:a:f5:big-ip_local_traffic_manager:*:*:*:*:*:*:*:* 12.1.3 (including) 12.1.3.5 (including)
cpe:2.3:a:f5:big-ip_local_traffic_manager:*:*:*:*:*:*:*:* 13.1.0 (including) 13.1.0.7 (including)
cpe:2.3:a:f5:big-ip_link_controller:*:*:*:*:*:*:*:* 12.1.3 (including) 12.1.3.5 (including)
cpe:2.3:a:f5:big-ip_link_controller:*:*:*:*:*:*:*:* 13.1.0 (including) 13.1.0.7 (including)

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


References to Advisories, Solutions, and Tools