The Remote Data Service (RDS) DataFactory component of Microsoft Data Access Components…
Priority HIGH 82CWE-264Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- — Not recorded in CVSS 2.0
- Attack complexity
- Low
- Impact type
- Security bypass
- Confidentiality · integrity · availability
- Complete · Complete · Complete
- Fix status
- No fix listed
Attack profile from CVSS 2.0 · NVD. Fix status from CNA. Impact type from CWE-264.
Summary
The Remote Data Service (RDS) DataFactory component of Microsoft Data Access Components (MDAC) in IIS 3.x and 4.x exposes unsafe methods, which allows remote attackers to execute arbitrary commands.
Why it matters now
EPSS 0.7714 99th percentileScored 2026-11-08
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 · 7
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:microsoft:data_access_components:1.5:*:*:*:*:*:*:* | 1.5 | Vulnerable | Microsoft |
| cpe:2.3:a:microsoft:data_access_components:2.0:*:*:*:*:*:*:* | 2.0 | Vulnerable | Microsoft |
| cpe:2.3:a:microsoft:data_access_components:2.1:*:*:*:*:*:*:* | 2.1 | Vulnerable | Microsoft |
| cpe:2.3:a:microsoft:index_server:2.0:*:*:*:*:*:*:* | 2.0 | Vulnerable | Microsoft |
| cpe:2.3:a:microsoft:internet_information_server:3.0:*:*:*:*:*:*:* | 3.0 | Vulnerable | Microsoft |
| cpe:2.3:a:microsoft:internet_information_server:4.0:*:*:*:*:*:*:* | 4.0 | Vulnerable | Microsoft |
| cpe:2.3:a:microsoft:site_server:3.0:*:*:*:*:*:*:* | 3.0 | Vulnerable | Microsoft |
- cpe:2.3:a:microsoft:data_access_components:1.5:*:*:*:*:*:*:* Versions 1.5 Vulnerable ·Microsoft
- cpe:2.3:a:microsoft:data_access_components:2.0:*:*:*:*:*:*:* Versions 2.0 Vulnerable ·Microsoft
- cpe:2.3:a:microsoft:data_access_components:2.1:*:*:*:*:*:*:* Versions 2.1 Vulnerable ·Microsoft
- cpe:2.3:a:microsoft:index_server:2.0:*:*:*:*:*:*:* Versions 2.0 Vulnerable ·Microsoft
- cpe:2.3:a:microsoft:internet_information_server:3.0:*:*:*:*:*:*:* Versions 3.0 Vulnerable ·Microsoft
- cpe:2.3:a:microsoft:internet_information_server:4.0:*:*:*:*:*:*:* Versions 4.0 Vulnerable ·Microsoft
- cpe:2.3:a:microsoft:site_server:3.0:*:*:*:*:*:*:* Versions 3.0 Vulnerable ·Microsoft
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-1999-1011
- 2026-10-03 Alias added: GHSA-qcm7-2qvw-4c58
More Microsoft Data Access Components vulnerabilities
- TI-2011-00026 Microsoft Data Access Components (MDAC) 2.8 SP1 and SP2, and Windows Data Access… CVSS 2.0HIGH 9.3
- TI-2012-01671 Heap-based buffer overflow in Microsoft Data Access Components (MDAC) 2.8 SP1 and SP2 and… CVSS 3.1CRITICAL 9.8
- TI-2002-01111 Heap-based buffer overflow in the Remote Data Services (RDS) component of Microsoft Data… CVSS 2.0HIGH 7.5
- TI-2006-05370 The Execute method in the ADODB.Connection 2.7 and 2.8 ActiveX control objects… CVSS 2.0HIGH 9.3
- TI-2003-00825 Buffer overflow in a component of Microsoft Data Access Components (MDAC) 2.5 through 2.8… CVSS 2.0HIGH 10.0
- TI-2011-00025 Integer signedness error in the SQLConnectW function in an ODBC API (odbc32.dll) in… CVSS 2.0HIGH 9.3
Sources
- CVE-1999-1011 · CVE Program
- CVE-1999-1011 · NVD
- FIRST EPSS
- GHSA-qcm7-2qvw-4c58 · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences