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

Go to Calendar     Go to Press Room     Go to Newsletters subscription

Search

CVE-2017-11506

Severity CVSS v4.0:
Pending analysis
Type:
CWE-295 Improper Certificate Validation
Publication date:
09/08/2017
Last modified:
20/04/2025

Description

When linking a Nessus scanner or agent to Tenable.io or other manager, Nessus 6.x before 6.11 does not verify the manager's TLS certificate when making the initial outgoing connection. This could allow man-in-the-middle attacks.

Impact

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

Base Score: 7.40 HIGH
Vector: CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N

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

Base Score 3.x
7.40
Severity 3.x
HIGH
Vector 2.0
AV:N/AC:M/Au:N/C:P/I:P/A:N CVSS v2.0 Severity and Metrics:

Base Score: 5.80 MEDIUM
Vector: AV:N/AC:M/Au:N/C:P/I:P/A:N

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

Base Score 2.0
5.80
Severity 2.0
MEDIUM

Vulnerable products and versions

CPE From Up to
cpe:2.3:a:tenable:nessus:6.0.0:*:*:*:*:*:*:*
cpe:2.3:a:tenable:nessus:6.0.1:*:*:*:*:*:*:*
cpe:2.3:a:tenable:nessus:6.0.2:*:*:*:*:*:*:*
cpe:2.3:a:tenable:nessus:6.1.0:*:*:*:*:*:*:*
cpe:2.3:a:tenable:nessus:6.1.1:*:*:*:*:*:*:*
cpe:2.3:a:tenable:nessus:6.1.2:*:*:*:*:*:*:*
cpe:2.3:a:tenable:nessus:6.2.0:*:*:*:*:*:*:*
cpe:2.3:a:tenable:nessus:6.2.1:*:*:*:*:*:*:*
cpe:2.3:a:tenable:nessus:6.3.0:*:*:*:*:*:*:*
cpe:2.3:a:tenable:nessus:6.3.1:*:*:*:*:*:*:*
cpe:2.3:a:tenable:nessus:6.3.2:*:*:*:*:*:*:*
cpe:2.3:a:tenable:nessus:6.3.3:*:*:*:*:*:*:*
cpe:2.3:a:tenable:nessus:6.3.4:*:*:*:*:*:*:*
cpe:2.3:a:tenable:nessus:6.3.5:*:*:*:*:*:*:*
cpe:2.3:a:tenable:nessus:6.3.6:*:*:*:*:*:*:*

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


References to Advisories, Solutions, and Tools