7.4
HIGH
CVE-2018-0434
"Cisco SD-WAN Zero Touch Provisioning Invalid Certificate Man-in-the-Middle Vulnerability"
Description

A vulnerability in the Zero Touch Provisioning feature of the Cisco SD-WAN Solution could allow an unauthenticated, remote attacker to gain unauthorized access to sensitive data by using an invalid certificate. The vulnerability is due to insufficient certificate validation by the affected software. An attacker could exploit this vulnerability by supplying a crafted certificate to an affected device. A successful exploit could allow the attacker to conduct man-in-the-middle attacks to decrypt confidential information on user connections to the affected software.

INFO

Published Date :

Oct. 5, 2018, 2:29 p.m.

Last Modified :

Oct. 9, 2019, 11:32 p.m.

Remotely Exploitable :

Yes !

Impact Score :

5.2

Exploitability Score :

2.2
Affected Products

The following products are affected by CVE-2018-0434 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Cisco vedge_100_firmware
2 Cisco vedge_1000_firmware
3 Cisco vedge_2000_firmware
4 Cisco vedge_5000_firmware
5 Cisco vmanage_network_management_system
6 Cisco sd-wan_solution
References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2018-0434.

URL Resource
http://www.securityfocus.com/bid/105294 Third Party Advisory VDB Entry
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20180905-sd-wan-validation Vendor Advisory

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2018-0434 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2018-0434 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • CVE Modified by [email protected]

    May. 14, 2024

    Action Type Old Value New Value
  • CVE Modified by [email protected]

    Oct. 09, 2019

    Action Type Old Value New Value
    Added CWE Cisco Systems, Inc. CWE-295
  • Initial Analysis by [email protected]

    Nov. 26, 2018

    Action Type Old Value New Value
    Added CVSS V2 (AV:N/AC:M/Au:N/C:P/I:P/A:N)
    Added CVSS V3 AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N
    Changed Reference Type https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20180905-sd-wan-validation No Types Assigned https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20180905-sd-wan-validation Vendor Advisory
    Changed Reference Type http://www.securityfocus.com/bid/105294 No Types Assigned http://www.securityfocus.com/bid/105294 Third Party Advisory, VDB Entry
    Added CWE CWE-295
    Added CPE Configuration AND OR *cpe:2.3:o:cisco:vedge_100_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 18.3.0 OR cpe:2.3:h:cisco:vedge_100:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:cisco:vedge_1000_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 18.3.0 OR cpe:2.3:h:cisco:vedge_1000:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:cisco:vedge_2000_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 18.3.0 OR cpe:2.3:h:cisco:vedge_2000:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:cisco:vedge_5000_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 18.3.0 OR cpe:2.3:h:cisco:vedge_5000:-:*:*:*:*:*:*:*
    Added CPE Configuration OR *cpe:2.3:a:cisco:vmanage_network_management_system:-:*:*:*:*:*:*:*
  • CVE Modified by [email protected]

    Oct. 07, 2018

    Action Type Old Value New Value
    Added Reference http://www.securityfocus.com/bid/105294 [No Types Assigned]
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2018-0434 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2018-0434 weaknesses.

Exploit Prediction

EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.

0.16 }} -0.01%

score

0.51458

percentile

CVSS30 - Vulnerability Scoring System
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability