VDB-93660 · CVE-2016-6461 · BID 94365

Cisco ASA 9.1(6.10) XML input validation

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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A vulnerability was found in Cisco ASA 9.1(6.10) (Firewall Software). It has been classified as critical. Affected is an unknown function. The manipulation with an unknown input leads to a input validation vulnerability (XML). CWE is classifying the issue as CWE-20. The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly. This is going to have an impact on confidentiality, integrity, and availability.

The bug was discovered 11/16/2016. The weakness was published 11/16/2016 with Raytheon as cisco-sa-20161116-asa / CSCva38556 as confirmed advisory (Website). The advisory is shared for download at tools.cisco.com. This vulnerability is traded as CVE-2016-6461 since 07/26/2016. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. There are neither technical details nor an exploit publicly available. The current price for an exploit might be approx. USD $0-$5k (estimation calculated on 10/04/2022). The advisory points out:

A vulnerability in the HTTP web-based management interface of the Cisco Adaptive Security Appliance (ASA) could allow an unauthenticated, remote attacker to inject arbitrary XML commands on the affected system.

The vulnerability scanner Nessus provides a plugin with the ID 96047 (Cisco ASA Web Interface Remote XML Command Injection (cisco-sa-20161116-asa)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family CISCO and running in the context l.

Upgrading to version 96.2(0.95), 97.1(6.30), 97.1(12.7), 97.1(0.55), 100.8(40.129), 100.15(0.137) or 100.11(0.75) eliminates this vulnerability. A possible mitigation has been published immediately after the disclosure of the vulnerability.

The vulnerability is also documented in the vulnerability database at Tenable (96047).






  • commercial


  • end of life (version)

CPE 2.3info

CPE 2.2info


VulDB Meta Base Score: 5.9
VulDB Meta Temp Score: 5.8

VulDB Base Score: 5.9
VulDB Temp Score: 5.7
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 5.9
NVD Vector: 🔍



VulDB Base Score: 🔍
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Name: XML
Class: Input validation / XML
ATT&CK: Unknown

Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍


Nessus ID: 96047
Nessus Name: Cisco ASA Web Interface Remote XML Command Injection (cisco-sa-20161116-asa)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 850553
OpenVAS Name: Cisco ASA Input Validation File Injection Vulnerability
OpenVAS File: 🔍
OpenVAS Family: 🔍

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
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Recommended: Upgrade
Status: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍

Upgrade: ASA 96.2(0.95)/97.1(6.30)/97.1(12.7)/97.1(0.55)/100.8(40.129)/100.15(0.137)/100.11(0.75)


07/26/2016 🔍
11/16/2016 +113 days 🔍
11/16/2016 +0 days 🔍
11/16/2016 +0 days 🔍
11/16/2016 +0 days 🔍
11/17/2016 +1 days 🔍
11/17/2016 +0 days 🔍
11/18/2016 +1 days 🔍
12/21/2016 +33 days 🔍
10/04/2022 +2113 days 🔍


Vendor: cisco.com

Advisory: cisco-sa-20161116-asa / CSCva38556
Organization: Raytheon
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2016-6461 (🔍)
SecurityTracker: 1037306
SecurityFocus: 94365 - Cisco ASA CVE-2016-6461 Command Injection Vulnerability


Created: 11/17/2016 07:05 PM
Updated: 10/04/2022 08:55 AM
Changes: 11/17/2016 07:05 PM (70), 06/02/2019 03:39 PM (14), 10/04/2022 08:55 AM (3)
Complete: 🔍


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