2007-3536 | AMX Netlinx Vnc Activex Control ActiveX Control amxvnc.dll memory corruption (BID-24703 / XFDB-35155)

By Max On Jul 20, 2021

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.
9.4	$0-$5k	1.09

A vulnerability classified as very critical was found in AMX Netlinx Vnc Activex Control 1.0.13.0. This vulnerability affects an unknown functionality in the library amxvnc.dll of the component ActiveX Control. The manipulation with an unknown input leads to a memory corruption vulnerability. The CWE definition for the vulnerability is CWE-119. As an impact it is known to affect confidentiality, integrity, and availability.

The weakness was disclosed 06/28/2007 by rgod (Website). The advisory is shared for download at vupen.com. This vulnerability was named CVE-2007-3536 since 07/03/2007. The exploitation appears to be difficult. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. Technical details and also a public exploit are known. The current price for an exploit might be approx. USD $0-$5k (estimation calculated on 07/20/2021).

A public exploit has been developed by rgod and been published before and not just after the advisory. It is declared as proof-of-concept. It is possible to download the exploit at securityfocus.com. The vulnerability was handled as a non-public zero-day exploit for at least 1 days. During that time the estimated underground price was around $0-$5k.

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 SecurityFocus (BID 24703), X-Force (35155), Secunia (SA25891) and Vulnerability Center (SBV-32272).

Vendor

Name

Netlinx Vnc Activex Control

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VulDB Meta Base Score: 10.0
VulDB Meta Temp Score: 9.4

VulDB Base Score: 10.0
VulDB Temp Score: 9.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

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Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
unlock	unlock	unlock	unlock	unlock	unlock
unlock	unlock	unlock	unlock	unlock	unlock
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VulDB Base Score: 🔍
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NVD Base Score: 🔍

Class: Memory corruption
CWE: CWE-119
ATT&CK: Unknown

Local: No
Remote: Yes

Availability: 🔍
Access: Public
Status: Proof-of-Concept
Author: rgod
Download: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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

Exploit-DB: 🔍

Threat Intelligenceinfoedit

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍
ISS Proventia IPS: 🔍

06/28/2007 🔍
06/28/2007 +0 days 🔍
06/28/2007 +0 days 🔍
06/28/2007 +0 days 🔍
06/28/2007 +0 days 🔍
06/29/2007 +1 days 🔍
07/03/2007 +3 days 🔍
07/03/2007 +0 days 🔍
07/14/2011 +1472 days 🔍
03/15/2015 +1340 days 🔍
06/14/2016 +457 days 🔍
07/20/2021 +1862 days 🔍Advisory: vupen.com
Researcher: rgod
Status: Confirmed