CVE-2008-6559: Merge mcd in ReliantHA 1.1.4 in SCO UnixWare 7.1.4 allows local users to gain root privileges via a crafted...

Security readout for executives and security teams

This is a legacy local privilege-escalation issue. On SCO UnixWare 7.1.4 systems running ReliantHA 1.1.4, a local user could potentially turn limited access into root access through the Merge mcd component. It is most relevant to organizations still operating old SCO UnixWare workloads. Exposure appears limited to SCO UnixWare 7.1.4 systems with ReliantHA 1.1.4 and the Merge mcd component. The CVE record does not provide CPEs or broad affected-version data, so asset validation is required. Treat this as a high-priority legacy-system risk if SCO UnixWare remains in production. The business concern is insider or post-compromise escalation to root on old infrastructure that may be difficult to patch or monitor. Mitigation focus: Inventory SCO UnixWare 7.1.4 systems and confirm whether ReliantHA 1.1.4 is installed.; Review SCO advisory SCOSA-2008.3 and apply vendor guidance or updates if applicable.; Restrict local shell access to affected systems until remediation is confirmed..

Prepared

Jun 28, 2026, 19:20 UTC (UTC+00:00)

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