Vulnerability record · CVE-2011-4536 · published 27 December 2011

CVE-2011-4536: Wellintech kingview memory buffer overflow vulnerability

Wellintech · Kingview

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.

10.0 CVSS 2.0 High EPSS 8.5% · top 5.1% CWE-119 · Memory buffer overflow

10.0CVSS 2.0 base score

8.5%EPSS exploitation probability, 30 days

NoNot in CISA KEV

1Affected product versions listed by NVD

12References

16 Jun 2026Last modified by NVD

Description

AV:N/AC:L/Au:N/C:C/I:C/A:C

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

Kingview Wellintech

References

Link	Tags
http://en.wellintech.com/news/detail.aspx?contentid=166	PatchVendor Advisory
http://secunia.com/advisories/47339	Vendor Advisory
http://www.kingview.com/news/detail.aspx?contentid=587	PatchVendor Advisory
http://www.osvdb.org/77992
http://www.us-cert.gov/control_systems/pdf/ICSA-11-355-02.pdf	PatchUS Government Resource
http://www.zerodayinitiative.com/advisories/ZDI-11-351/
http://en.wellintech.com/news/detail.aspx?contentid=166	PatchVendor Advisory
http://secunia.com/advisories/47339	Vendor Advisory
http://www.kingview.com/news/detail.aspx?contentid=587	PatchVendor Advisory
http://www.osvdb.org/77992
http://www.us-cert.gov/control_systems/pdf/ICSA-11-355-02.pdf	PatchUS Government Resource
http://www.zerodayinitiative.com/advisories/ZDI-11-351/

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

10.0CVE-2012-4711WellinTech KingView kingMess.exe buffer overflow via crafted packetA buffer overflow exists in kingMess.exe in WellinTech KingView 6.52, 6.53 and 6.55. A crafted packet can corrupt memory, allowing remote code execut…EPSS 61%analysed15 Feb 2013 10.0CVE-2012-1830Wellintech kingview memory buffer overflow vulnerabilityStack-based buffer overflow in WellinTech KingView 6.53 allows remote attackers to execute arbitrary code via a crafted packet to TCP port 555.EPSS 7.7%5 Jul 2012 10.0CVE-2012-1831Wellintech kingview memory buffer overflow vulnerabilityHeap-based buffer overflow in WellinTech KingView 6.53 allows remote attackers to execute arbitrary code via a crafted packet to TCP port 555.EPSS 16%5 Jul 2012 10.0CVE-2012-1832Wellintech kingview memory buffer overflow vulnerabilityWellinTech KingView 6.53 allows remote attackers to execute arbitrary code or cause a denial of service (out-of-bounds read) via a crafted packet to …EPSS 5.9%5 Jul 2012 10.0CVE-2011-3142Wellintech kingview memory buffer overflow vulnerabilityStack-based buffer overflow in an ActiveX control in KVWebSvr.dll in WellinTech KingView 6.52 and 6.53 allows remote attackers to execute arbitrary c…EPSS 38%16 Aug 2011 10.0CVE-2011-0406Wellintech kingview memory buffer overflow vulnerabilityHeap-based buffer overflow in HistorySvr.exe in WellinTech KingView 6.53 allows remote attackers to execute arbitrary code via a long request to TCP …EPSS 21%11 Jan 2011 9.3CVE-2012-1819Wellintech kingview vulnerabilityUntrusted search path vulnerability in WellinTech KingView 6.53 allows local users to gain privileges via a Trojan horse DLL in the current working d…EPSS 1.7%2 May 2012 7.1CVE-2012-1977Wellintech kingview missing encryption vulnerabilityWellinTech KingSCADA 3.0 uses a cleartext base64 format for storage of passwords in user.db, which allows context-dependent attackers to obtain sensi…EPSS 0.79%9 May 2012

Source: NIST National Vulnerability Database (record CVE-2011-4536), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.