Cisco FirePOWER Management Center 6.1.0/6.2.0 Policy deployment Module input validation

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
5.4	$0-$5k	0.00

A vulnerability was found in Cisco FirePOWER Management Center 6.1.0/6.2.0 (Firewall Software). It has been classified as problematic. This affects an unknown code of the component Policy deployment Module. The manipulation with an unknown input leads to a input validation vulnerability. 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 availability. The summary by CVE is:

A vulnerability in the Policy deployment module of the Cisco Firepower Management Center (FMC) could allow an unauthenticated, remote attacker to prevent deployment of a complete and accurate rule base. More Information: CSCvb95281. Known Affected Releases: 6.1.0 6.2.0. Known Fixed Releases: 6.1.0.1 6.2.0.

The bug was discovered 02/01/2017. The weakness was presented 02/03/2017 with Cisco as CSCvb95281 as confirmed advisory (Website). The advisory is shared at securityfocus.com. This vulnerability is uniquely identified as CVE-2017-3809 since 12/21/2016. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. Neither technical details nor an exploit are publicly available.

The vulnerability was handled as a non-public zero-day exploit for at least 2 days. During that time the estimated underground price was around $5k-$25k.

Upgrading to version 6.1.0.1 or 6.2.0 eliminates this vulnerability.

Productinfo

Type

Firewall Software

Vendor

Cisco

Name

FirePOWER Management Center

Version

License

commercial

Support

end of life (old version)

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB CVSS-B Score: 🔍
VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.5
VulDB Meta Temp Score: 5.4

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 5.8
NVD Vector: 🔍

CVSSv2info

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
unlock	unlock	unlock	unlock	unlock	unlock
unlock	unlock	unlock	unlock	unlock	unlock
unlock	unlock	unlock	unlock	unlock	unlock

VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Input validation
CWE: CWE-20
ATT&CK: Unknown

Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	unlock	unlock	unlock	unlock
Today	unlock	unlock	unlock	unlock

OpenVAS ID: 103403
OpenVAS Name: Cisco Firepower Management Center Incomplete Rule Set Vulnerability
OpenVAS File: 🔍
OpenVAS Family: 🔍

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: FirePOWER Management Center 6.1.0.1/6.2.0

Timelineinfo

12/21/2016 🔍
02/01/2017 +42 days 🔍
02/01/2017 +0 days 🔍
02/03/2017 +2 days 🔍
02/03/2017 +0 days 🔍
02/03/2017 +0 days 🔍
11/11/2022 +2107 days 🔍

Sourcesinfo

Vendor: cisco.com

Advisory: CSCvb95281⛔
Organization: Cisco
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2017-3809 (🔍)
SecurityTracker: 1037776
SecurityFocus: 95941 - Cisco Firepower Management Center CVE-2017-3809 Security Bypass Vulnerability
OSVDB: - CVE-2017-3809 - Cisco - FirePOWER Management Center - Incomplete Rule Set Issue

Entryinfo

Created: 02/03/2017 17:01
Updated: 11/11/2022 13:51
Changes: 02/03/2017 17:01 (66), 08/10/2020 11:08 (7), 11/11/2022 13:51 (4)
Complete: 🔍