CVE-2010-4142: Multiple stack-based buffer overflows in DATAC RealWin 2.0 Build 6.1.8.10 and earlier allow remote attacker...

Security readout for executives and security teams

DATAC RealWin versions listed in the CVE can crash, and may allow code execution, when a remote attacker sends overly long SCPC packets. This matters most where RealWin is still used for operational technology or industrial control environments. No active exploitation is cited in the provided sources. Exposure is likely limited to organizations still running DATAC RealWin 2.0 Build 6.1.8.10 or earlier, or RealWin 1.06 for the noted request. Risk rises sharply if the service is reachable from untrusted networks or flat OT networks. Treat this as high priority for any environment still using RealWin in production OT. The main business risk is process disruption from remote crashes, with possible deeper compromise if code execution is achievable. If RealWin is absent, no action is needed beyond documenting non-exposure. Mitigation focus: Inventory RealWin installations and record exact versions and build numbers.; Remove RealWin services from internet-facing or untrusted network exposure.; Segment OT networks and restrict access to trusted management hosts only..

Prepared

Jun 28, 2026, 01:40 UTC (UTC+00:00)

Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.