CVE-1999-1556: Microsoft SQL Server

High severity, CVSS 7.2. EPSS: 1.7% chance of exploitation in the next 30 days.

Microsoft SQL Server 6.5 uses weak encryption for the password for the SQLExecutiveCmdExec account and stores it in an accessible portion of the registry, which could allow local users to gain privileges by reading and decrypting the CmdExecAccount value.

Affected products

• Microsoft SQL Server: version 6.5 only

Published 1998-06-29. Last modified 2026-06-16.