Grok Developments NetProxy 4.03 URL Filter information disclosure

EntryHistoryDiffjsonxmlCTI

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.
5.0	$0-$5k	0.00

A vulnerability was found in Grok Developments NetProxy 4.03 (Firewall Software) and classified as problematic. This issue affects an unknown function of the component URL Filter. The manipulation with an unknown input leads to a information disclosure vulnerability. Using CWE to declare the problem leads to CWE-200. The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information. Impacted is confidentiality. The summary by CVE is:

Grok Developments NetProxy 4.03 allows remote attackers to bypass URL filtering via a request that omits "http://" from the URL and specifies the destination port (:80).

The weakness was disclosed 02/27/2007 by Craig Heffner (Website). The advisory is shared at milw0rm.com. The identification of this vulnerability is CVE-2007-1224 since 03/02/2007. The exploitation is known to be easy. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. Technical details are unknown but a public exploit is available. MITRE ATT&CK project uses the attack technique T1592 for this issue.

A public exploit has been developed by Craig Heffner in Perl and been published before and not just after the advisory. The exploit is available at securityfocus.com. It is declared as proof-of-concept.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the databases at X-Force (32697) and Exploit-DB (3381). The entry 35358 is pretty similar.

Productinfo

Type

Firewall Software

Vendor

Grok Developments

Name

NetProxy

Version

4.03

CPE 2.3info

🔍

CPE 2.2info

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CVSSv4info

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

CVSSv3info

VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 5.0

VulDB Base Score: 5.3
VulDB Temp Score: 5.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
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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: 🔍
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NVD Base Score: 🔍

Exploitinginfo

Class: Information disclosure
CWE: CWE-200 / CWE-284 / CWE-266
CAPEC: 🔍
ATT&CK: 🔍

Local: No
Remote: Yes

Availability: 🔍
Access: Public
Status: Proof-of-Concept
Author: Craig Heffner
Programming Language: 🔍
Download: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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

Exploit-DB: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

02/26/2007 🔍
02/26/2007 +0 days 🔍
02/27/2007 +0 days 🔍
02/27/2007 +0 days 🔍
03/02/2007 +2 days 🔍
03/02/2007 +0 days 🔍
05/13/2007 +72 days 🔍
03/13/2015 +2860 days 🔍
08/25/2018 +1261 days 🔍

Sourcesinfo

Advisory: milw0rm.com⛔
Researcher: Craig Heffner
Status: Confirmed

CVE: CVE-2007-1224 (🔍)
X-Force: 32697 - NetProxy URL filtering bypass
SecurityFocus: 22741 - NetProxy Security Restriction Bypass Vulnerability
OSVDB: 36001 - NetProxy Crafted URL Port Specification URL Filtering Bypass
Vupen: ADV-2007-0779

scip Labs: https://www.scip.ch/en/?labs.20161013
See also: 🔍

Entryinfo

Created: 03/13/2015 12:16
Updated: 08/25/2018 11:31
Changes: 03/13/2015 12:16 (56), 08/25/2018 11:31 (11)
Complete: 🔍