9.8
CRITICAL
CVE-2016-6406
Cisco IronPort AsyncOS Remote Root Access Vulnerability
Description

Cisco IronPort AsyncOS 9.1.2-023, 9.1.2-028, 9.1.2-036, 9.7.2-046, 9.7.2-047, 9.7.2-054, 10.0.0-124, and 10.0.0-125 on Email Security Appliance (ESA) devices, when Enrollment Client before 1.0.2-065 is installed, allows remote attackers to obtain root access via a connection to the testing/debugging interface, aka Bug ID CSCvb26017.

INFO

Published Date :

Sept. 22, 2016, 10:59 p.m.

Last Modified :

July 30, 2017, 1:29 a.m.

Remotely Exploitable :

Yes !

Impact Score :

5.9

Exploitability Score :

3.9
Affected Products

The following products are affected by CVE-2016-6406 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 email_security_appliance_firmware
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-2016-6406.

URL Resource
http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20160922-esa Vendor Advisory
http://www.securityfocus.com/bid/93116 Third Party Advisory VDB Entry
http://www.securitytracker.com/id/1036881

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-2016-6406 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2016-6406 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]

    Jul. 30, 2017

    Action Type Old Value New Value
    Added Reference http://www.securitytracker.com/id/1036881 [No Types Assigned]
  • Modified Analysis by [email protected]

    Jul. 05, 2017

    Action Type Old Value New Value
    Changed Reference Type http://www.securityfocus.com/bid/93116 No Types Assigned http://www.securityfocus.com/bid/93116 Third Party Advisory, VDB Entry
    Changed CPE Configuration OR *cpe:2.3:a:cisco:email_security_appliance:9.1.2-023:*:*:*:*:*:*:* *cpe:2.3:a:cisco:email_security_appliance:9.1.2-028:*:*:*:*:*:*:* *cpe:2.3:a:cisco:email_security_appliance:9.1.2-036:*:*:*:*:*:*:* *cpe:2.3:a:cisco:email_security_appliance:9.7.2-046:*:*:*:*:*:*:* *cpe:2.3:a:cisco:email_security_appliance:9.7.2-047:*:*:*:*:*:*:* *cpe:2.3:a:cisco:email_security_appliance:9.7.2-054:*:*:*:*:*:*:* *cpe:2.3:a:cisco:email_security_appliance:10.0.0-124:*:*:*:*:*:*:* *cpe:2.3:a:cisco:email_security_appliance:10.0.0-125:*:*:*:*:*:*:* OR *cpe:2.3:o:cisco:email_security_appliance_firmware:9.1.2-023:*:*:*:*:*:*:* *cpe:2.3:o:cisco:email_security_appliance_firmware:9.1.2-028:*:*:*:*:*:*:* *cpe:2.3:o:cisco:email_security_appliance_firmware:9.1.2-036:*:*:*:*:*:*:* *cpe:2.3:o:cisco:email_security_appliance_firmware:9.7.2-046:*:*:*:*:*:*:* *cpe:2.3:o:cisco:email_security_appliance_firmware:9.7.2-047:*:*:*:*:*:*:* *cpe:2.3:o:cisco:email_security_appliance_firmware:9.7.2-054:*:*:*:*:*:*:* *cpe:2.3:o:cisco:email_security_appliance_firmware:10.0.0-124:*:*:*:*:*:*:* *cpe:2.3:o:cisco:email_security_appliance_firmware:10.0.0-125:*:*:*:*:*:*:*
  • CVE Modified by [email protected]

    Nov. 28, 2016

    Action Type Old Value New Value
    Added Reference http://www.securityfocus.com/bid/93116 [No Types Assigned]
  • Modified Analysis by [email protected]

    Sep. 23, 2016

    Action Type Old Value New Value
    Added CPE Configuration Configuration 1 OR *cpe:2.3:a:cisco:email_security_appliance:9.1.2-023:*:*:*:*:*:*:* *cpe:2.3:a:cisco:email_security_appliance:9.1.2-028:*:*:*:*:*:*:* *cpe:2.3:a:cisco:email_security_appliance:9.1.2-036:*:*:*:*:*:*:* *cpe:2.3:a:cisco:email_security_appliance:9.7.2-046:*:*:*:*:*:*:* *cpe:2.3:a:cisco:email_security_appliance:9.7.2-047:*:*:*:*:*:*:* *cpe:2.3:a:cisco:email_security_appliance:9.7.2-054:*:*:*:*:*:*:* *cpe:2.3:a:cisco:email_security_appliance:10.0.0-124:*:*:*:*:*:*:* *cpe:2.3:a:cisco:email_security_appliance:10.0.0-125:*:*:*:*:*:*:*
    Added CVSS V2 (AV:N/AC:L/Au:N/C:C/I:C/A:C)
    Added CVSS V3 AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
    Changed Reference Type http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20160922-esa No Types Assigned http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20160922-esa Vendor Advisory
    Added CWE CWE-264
  • Initial Analysis by [email protected]

    Sep. 23, 2016

    Action Type Old Value New Value
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-2016-6406 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-2016-6406 weaknesses.

Exploit Prediction

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

0.35 }} 0.00%

score

0.67538

percentile

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