TI-1999-01503 Aliases CVE-1999-1556 GHSA-f4x9-cgw2-8r83

Microsoft SQL Server 6.5 uses weak encryption for the password for the…

LOW 35Published 2004-09-01 · Updated 2024-08-01

Key facts

Attack vector: Local
Privileges required: None
User interaction: — Not recorded in CVSS 2.0
Attack complexity: Low
Impact type: —
Confidentiality · integrity · availability: Complete · Complete · Complete
Fix status: No fix listed

Attack profile from CVSS 2.0 · NVD. Fix status from CNA.

Summary

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.

Why it matters now

EPSS 0.01703 77th percentileScored 2026-11-07

Fix No fix listed No fixed version in the sources yet

SSVC decision points

Not available: CISA has not published SSVC decision points for this record.

Affected products

Vendor	Product	Affected versions	Fixed in	Status	Source
—	—	all versions	—	No fix listed	CNA

— Vendor— Affected all versions Fixed in — No fix listed CNA

CPE configurations NVD · 1

CPE	Versions	Role	Vendor
cpe:2.3:a:microsoft:sql_server:6.5:::::::*	6.5	Vulnerable	Microsoft

cpe:2.3:a:microsoft:sql_server:6.5:*:*:*:*:*:*:* Versions 6.5 Vulnerable ·Microsoft

Remediation

No fixed version listed by the sources yet.

Timeline

2026-10-02 Threatist record created from CVE-1999-1556
2026-10-03 Alias added: GHSA-f4x9-cgw2-8r83

References

Other 1

19980629 MS SQL Server 6.5 stores password in unprotected registry keys

TI-2020-00595 Deserialization of untrusted data in Microsoft SQL Server KEVCVSS 3.1CRITICAL 9.8
TI-2019-00798 Improper input validation in Microsoft SQL Server 2014 Service Pack 2 for 32-bit Systems KEVCVSS 3.1HIGH 8.8
TI-2012-01640 The TabStrip ActiveX control in the Common Controls in MSCOMCTL.OCX in Microsoft Office… KEVCVSS 3.1HIGH 8.8
TI-2008-05156 Heap-based buffer overflow in Microsoft SQL Server 2000 SP4, 8.00.2050, 8.00.2039, and… CVSS 2.0HIGH 9.0
TI-2008-00076 Buffer overflow in the convert function in Microsoft SQL Server 2000 SP4, 2000 Desktop… CVSS 2.0HIGH 9.0
TI-2002-00627 Multiple buffer overflows in the Resolution Service for Microsoft SQL Server 2000 and… CVSS 2.0HIGH 7.5

See all 107 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences