CVE-2011-2089
CWE-119Published: May 13, 2011· Updated: Jun 16, 2026
Official Description
Stack-based buffer overflow in the SetActiveXGUID method in the VersionInfo ActiveX control in GenVersion.dll 8.0.138.0 in the WebHMI subsystem in ICONICS BizViz 9.x before 9.22 and GENESIS32 9.x before 9.22 allows remote attackers to execute arbitrary code via a long string in the argument. NOTE: some of these details are obtained from third party information.
Technical Analysis
CVE-2011-2089 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.
Exploitation requires some privileges, which limits the exposure to scenarios where an attacker has already gained initial access.
A proof-of-concept (PoC) exploit exists for CVE-2011-2089. While not yet confirmed in active campaigns, the availability of PoC code increases exploitation risk substantially.
From a weakness classification perspective (CWE-119): Buffer overflow vulnerabilities can lead to arbitrary code execution or denial of service by corrupting adjacent memory.
CVSS v3.1 Vector Breakdown
Affected Vendors & Products
Exploit & PoC Resources
Official Patches & Advisories
All References (18)
Quick Facts
Related CVEs (CWE-119)
Recommended Actions
- →Apply vendor patches immediately
- →Monitor CVE-2011-2089 in threat intel feeds
- →Review IDS/IPS signatures for exploitation attempts