Security readout for executives and security teams
CVE-2011-4526 is a buffer overflow in an ActiveX control used by Advantech/BroadWin WebAccess before 7.0. A remote attacker might trigger code execution by supplying overly long values to unspecified parameters. Business urgency depends on whether legacy WebAccess and its ActiveX client components remain in use. Likely exposure is limited to organizations still running Advantech/BroadWin WebAccess before 7.0 or legacy browser clients with the affected ActiveX control installed or reachable. Treat as a legacy industrial software exposure review. It deserves priority where WebAccess is still used, especially on operator workstations or remote access paths, but urgency is lower if no affected ActiveX component exists. Mitigation focus: Inventory Advantech/BroadWin WebAccess installations and client ActiveX controls.; Confirm deployed versions against vendor and ICS-CERT guidance.; Prioritize removal or upgrade of WebAccess versions before 7.0..
Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.
Conservative CVE-to-ATT&CK context
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Execution behavior lookup
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Open ATT&CK lookupCVE-2011-4526 mapping review
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Open ATT&CK lookup- Severity
- Unknown
- CVSS
- Not scored
- Known Exploited
- No
- Published
CNA and ADP enrichment extracted from CVE v5
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CVSS and timeline data
No CVSS vectors or timeline events were available in the normalized CVE source material.
Source materials
- CVE List V5 sourceCVE List V5
Products and packages named in the record
CWE details
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