VDB-59820 · CVE-2011-4536 · BID 51159

WellinTech KingView 6.53/65.30.2010.18018 HistorySvr.exe memory corruption

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.
10.0	$0-$5k	0.00

Summaryinfo

A vulnerability described as critical has been identified in WellinTech KingView 6.53/65.30.2010.18018. This affects an unknown part in the library nettransdll.dll of the file HistorySvr.exe. The manipulation results in memory corruption. This vulnerability is known as CVE-2011-4536. No exploit is available.

Detailsinfo

A vulnerability was found in WellinTech KingView 6.53/65.30.2010.18018. It has been classified as very critical. Affected is an unknown code block in the library nettransdll.dll of the file HistorySvr.exe. The manipulation with an unknown input leads to a memory corruption vulnerability. CWE is classifying the issue as CWE-119. The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

Heap-based buffer overflow in nettransdll.dll in HistorySvr.exe (aka HistoryServer.exe) in WellinTech KingView 6.53 and 65.30.2010.18018 allows remote attackers to execute arbitrary code via a crafted op-code 3 packet.

The weakness was published 12/26/2011 by Luigi Auriemma (Website). The advisory is shared for download at us-cert.gov. This vulnerability is traded as CVE-2011-4536 since 11/22/2011. The exploitability is told to be easy. 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 current price for an exploit might be approx. USD $0-$5k (estimation calculated on 04/09/2017).

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product. Furthermore it is possible to detect and prevent this kind of attack with TippingPoint and the filter 12259.

The vulnerability is also documented in the databases at SecurityFocus (BID 51159†), OSVDB (77992†), Secunia (SA47339†) and Vulnerability Center (SBV-34246†). Once again VulDB remains the best source for vulnerability data.

Productinfo

Vendor

WellinTech

Name

KingView

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

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

VulDB Base Score: 10.0
VulDB Temp Score: 10.0
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: Memory corruption
CWE: CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
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: 802550
OpenVAS Name: WellinTech KingView HistoryServer.exe Heap Based Buffer Overflow Vulnerability
OpenVAS File: 🔍
OpenVAS Family: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍
TippingPoint: 🔍

McAfee IPS: 🔍
McAfee IPS Version: 🔍

ISS Proventia IPS: 🔍
Fortigate IPS: 🔍

Timelineinfo

11/22/2011 🔍
12/21/2011 +29 days 🔍
12/22/2011 +1 days 🔍
12/26/2011 +4 days 🔍
12/26/2011 +0 days 🔍
12/26/2011 +0 days 🔍
01/17/2012 +22 days 🔍
03/23/2015 +1161 days 🔍
04/09/2017 +748 days 🔍

Sourcesinfo

Advisory: us-cert.gov
Researcher: Luigi Auriemma
Status: Not defined
Confirmation: 🔍

CVE: CVE-2011-4536 (🔍)
GCVE (CVE): GCVE-0-2011-4536
GCVE (VulDB): GCVE-100-59820
SecurityFocus: 51159 - KingView 'HistoryServer.exe' Heap Based Buffer Overflow Vulnerability
Secunia: 47339 - KingView HistorySvr Buffer Overflow Vulnerability, Moderately Critical
OSVDB: 77992
Vulnerability Center: 34246 - WellinTech KingView HistoryServer.exe Buffer Overflow Allows Remote Code Execution, High

Entryinfo

Created: 03/23/2015 16:50
Updated: 04/09/2017 13:28
Changes: 03/23/2015 16:50 (58), 04/09/2017 13:28 (15)
Complete: 🔍
Cache ID: 216::103