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Secure Firewall Management Center CVE-2016-6433

HIGH
Improper Input Validation (CWE-20)
2016-10-06 psirt@cisco.com
Information Disclosure Cisco Secure Firewall Management Center
8.8
CVSS 3.1 · NVD
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Vulnerability Assessment

Weakness
CWE
CWE-20
OWASP Top 10:2025
A05:2025 - Injection
ASVS 5.0
V2 - Validation and Business Logic Input validation, allowlisting
Impact

CVSS score of 8.8 (HIGH). Attack characteristics: network attack vector, low complexity, low privileges required, no user interaction not required. Public proof-of-concept exploit code is available. EPSS exploitation probability: 69.66%.
Exploit ScenarioDerived

This vulnerability can be exploited remotely over the network. Successful exploitation could compromise the high-severity affected system.
Act Now Prioritize within 24-48h. Why: HIGH severity + EPSS > 10%.
No patch listed yet 69.7% exploitation probability (EPSS)

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AnalysisAI

The Threat Management Console in Cisco Firepower Management Center 5.2.0 through 6.0.1 allows remote authenticated users to execute arbitrary commands via crafted web-application parameters, aka Bug. Rated high severity (CVSS 8.8), this vulnerability is remotely exploitable, low attack complexity. Public exploit code available and EPSS exploitation probability 69.7%.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.

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Technical ContextAI · show details

This vulnerability is classified under CWE-20. The Threat Management Console in Cisco Firepower Management Center 5.2.0 through 6.0.1 allows remote authenticated users to execute arbitrary commands via crafted web-application parameters, aka Bug ID CSCva30872. Affected products include: Cisco Secure Firewall Management Center. Version information: through 6.0.1.

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  • Exploit and PoC references, threat intelligence from 22 sources
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Severity by source

NVD PRIMARY 8.8 HIGH
AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

DescriptionCVE.org

The Threat Management Console in Cisco Firepower Management Center 5.2.0 through 6.0.1 allows remote authenticated users to execute arbitrary commands via crafted web-application parameters, aka Bug ID CSCva30872.

Threat Intelligence Overview

Threat Score
5.3/10
Composite threat intelligence
EPSS Score
69.7%
Top 1% exploitable
Exploit
POC
Public exploit code exists
Data Quality
5 sources
Confidence: Medium
NVD CVE.org EPSS POC (1) Exploit-DB

How this decision was reached

The engine reads each signal below and applies a fixed list of rules from top to bottom. The first rule that matches sets the recommended action – like a statement, every line is shown.

SignalValue
Severity HIGH
CISA KEV No
Public POC Yes
EPSS 69.7%
Patch available No
Active threat Yes
Deciding rule
HIGH severity + EPSS > 10%
What every action level means
Emergency Immediate action required. Criteria: CRITICAL + in CISA KEV (actively exploited) without patch, OR CRITICAL + EPSS > 30% without patch, OR CRITICAL + active threat signals without patch.
Act Now Prioritize within 24-48h. Criteria: in KEV with patch available, OR CRITICAL + public POC, OR HIGH + EPSS > 10%, OR CRITICAL + active threat, OR any CRITICAL severity.
This Week Schedule remediation this week. Criteria: HIGH severity (CVSS 7.0-8.9). Patch within normal change window.
This Month Plan within 30 days. Criteria: MEDIUM severity (CVSS 4.0-6.9), lower exploitation probability. Include in regular patch cycle.
Monitor Track and reassess. Criteria: LOW severity (CVSS 0.1-3.9), minimal exploitation risk. No immediate action needed.

SSVC AssessmentENISA

SSVC Decision· derived
Out-of-Cycle
Exploitation· derived
Active
System Exposure· derived
Open
Automatable· derived
No
Human Impact· derived
High

Priority Score

149
Low Medium High Critical
KEV: 0
EPSS: +70
CVSS: +44
PoC: +20
Weaponized: +15
Threat intel: 0
Gov advisory: 0

Attack Technique

Information Disclosure MEDIUM

Information disclosure occurs when an application unintentionally exposes sensitive data that aids attackers in reconnaissance or directly compromises security.

Affected Products (CPE)CVE.org

cpe:2.3:a:cisco:secure_firewall_management_center:5.2.0:*:*:*:*:*:*:*
cpe:2.3:a:cisco:secure_firewall_management_center:5.3.0:*:*:*:*:*:*:*
cpe:2.3:a:cisco:secure_firewall_management_center:5.3.0.2:*:*:*:*:*:*:*
cpe:2.3:a:cisco:secure_firewall_management_center:5.3.0.3:*:*:*:*:*:*:*
cpe:2.3:a:cisco:secure_firewall_management_center:5.3.0.4:*:*:*:*:*:*:*
cpe:2.3:a:cisco:secure_firewall_management_center:5.3.1:*:*:*:*:*:*:*
cpe:2.3:a:cisco:secure_firewall_management_center:5.3.1.3:*:*:*:*:*:*:*
cpe:2.3:a:cisco:secure_firewall_management_center:5.3.1.4:*:*:*:*:*:*:*
cpe:2.3:a:cisco:secure_firewall_management_center:5.3.1.5:*:*:*:*:*:*:*
cpe:2.3:a:cisco:secure_firewall_management_center:5.3.1.6:*:*:*:*:*:*:*
cpe:2.3:a:cisco:secure_firewall_management_center:5.4.0:*:*:*:*:*:*:*
cpe:2.3:a:cisco:secure_firewall_management_center:5.4.0.2:*:*:*:*:*:*:*
cpe:2.3:a:cisco:secure_firewall_management_center:5.4.1:*:*:*:*:*:*:*
cpe:2.3:a:cisco:secure_firewall_management_center:5.4.1.1:*:*:*:*:*:*:*
cpe:2.3:a:cisco:secure_firewall_management_center:5.4.1.2:*:*:*:*:*:*:*
cpe:2.3:a:cisco:secure_firewall_management_center:5.4.1.3:*:*:*:*:*:*:*
cpe:2.3:a:cisco:secure_firewall_management_center:5.4.1.4:*:*:*:*:*:*:*
cpe:2.3:a:cisco:secure_firewall_management_center:5.4.1.5:*:*:*:*:*:*:*
cpe:2.3:a:cisco:secure_firewall_management_center:5.4.1.6:*:*:*:*:*:*:*
cpe:2.3:a:cisco:secure_firewall_management_center:6.0.1:*:*:*:*:*:*:*

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Same weakness CWE-20 – Improper Input Validation

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Same technique Information Disclosure

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CVE-2013-2251 CRITICAL POC
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CVE-2025-24813 CRITICAL POC
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CVE-2025-68613 HIGH POC
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CVE-2015-1701 HIGH POC
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CVE-2017-0147 HIGH POC
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References

Advisories & patches
ADVISORY http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20161005-ftmc REF http://packetstormsecurity.com/files/140467/Cisco-Firepower-Management-Console-6.0-Post-Authentication-UserAdd.html REF http://www.securityfocus.com/bid/93414 REF https://blog.korelogic.com/blog/2016/10/10/virtual_appliance_spelunking REF https://www.korelogic.com/Resources/Advisories/KL-001-2016-007.txt

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