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.
6.2	$0-$5k	0.00

A vulnerability was found in pfSense 2.1.3 (Firewall Software). It has been classified as critical. Affected is some unknown processing of the file firewall_schedule.php. The manipulation of the argument txtRecallBuffer with an unknown input leads to a cross site scripting vulnerability. CWE is classifying the issue as CWE-79. The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

Multiple cross-site scripting (XSS) vulnerabilities in pfSense before 2.1.4 allow remote attackers to inject arbitrary web script or HTML via (1) the starttime0 parameter to firewall_schedule.php, (2) the rssfeed parameter to rss.widget.php, (3) the servicestatusfilter parameter to services_status.widget.php, (4) the txtRecallBuffer parameter to exec.php, or (5) the HTTP Referer header to log.widget.php.

The weakness was presented 07/02/2014 (Website). The advisory is shared for download at pfsense.org. This vulnerability is traded as CVE-2014-4687 since 06/28/2014. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. There are known technical details, but no exploit is available. The MITRE ATT&CK project declares the attack technique as T1059.007.

By approaching the search of inurl:firewall_schedule.php it is possible to find vulnerable targets with Google Hacking. The vulnerability scanner Nessus provides a plugin with the ID 106490 (pfSense < 2.1.4 Multiple Vulnerabilities (SA-14_08 - SA-14_12)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family CGI abuses and running in the context r.

Upgrading to version 2.1.3 eliminates this vulnerability. A possible mitigation has been published even before and not after the disclosure of the vulnerability.

The vulnerability is also documented in the vulnerability database at Tenable (106490). See 70193, 70192, 70191 and 70190 for similar entries.

Productinfo

Type

• Firewall Software

Name

• pfSense

Version

• 2.1.3

License

• open-source

CPE 2.3info

• 🔍
• 🔍

CPE 2.2info

• 🔍
• 🔍

CVSSv4info

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

CVSSv3info

VulDB Meta Base Score: 6.5
VulDB Meta Temp Score: 6.2

VulDB Base Score: 6.5
VulDB Temp Score: 6.2
VulDB Vector: 🔍
VulDB Reliability: 🔍

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: Cross site scripting
CWE: CWE-79 / CWE-74 / CWE-707
ATT&CK: T1059.007

Local: No
Remote: Yes

Availability: 🔍
Status: Not defined
Google Hack: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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

Nessus ID: 106490
Nessus Name: pfSense < 2.1.4 Multiple Vulnerabilities (SA-14_08 - SA-14_12)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 64849
OpenVAS Name: pfSense Multiple Vulnerabilities -01 Sep15
OpenVAS File: 🔍
OpenVAS Family: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: pfSense 2.1.3

Timelineinfo

06/06/2014 🔍
06/28/2014 +22 days 🔍
07/02/2014 +4 days 🔍
07/02/2014 +0 days 🔍
03/26/2015 +267 days 🔍
01/31/2018 +1042 days 🔍
03/11/2019 +404 days 🔍

Sourcesinfo

Advisory: pfsense.org
Status: Not defined
Confirmation: 🔍

CVE: CVE-2014-4687 (🔍)
SecurityFocus: 77960

See also: 🔍

Entryinfo

Created: 03/26/2015 12:07
Updated: 03/11/2019 06:46
Changes: 03/26/2015 12:07 (50), 03/11/2019 06:46 (14)
Complete: 🔍

Discussion

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