CVE-2011-1974

NDISTAPI.sys in the NDISTAPI driver in Remote Access Service (RAS) in Microsoft Windows XP SP2...

7.2 HighPublic exploit

NDISTAPI.sys in the NDISTAPI driver in Remote Access Service (RAS) in Microsoft Windows XP SP2 and SP3 and Windows Server 2003 SP2 does not properly validate user-mode input, which allows local users to gain privileges via a crafted application, aka "NDISTAPI Elevation of Privilege Vulnerability."

Exploit likelihood

6.98%Up 4.6 points since Feb 4, 2022

What each source reports

NVD Score used 7.2

Record: CVE-2011-1974
CVSS 2.0: 7.2 HighAV:L/AC:L/Au:N/C:C/I:C/A:C
Weakness: CWE-264
Updated: 2026-11-02

CVE List No score

Record: CVE-2011-1974
Updated: 2026-11-02

EUVDEUVD-2011-1968 No score

Record: EUVD-2011-1968
Updated: 2026-11-03

GitHub AdvisoriesGHSA-2v8g-3p29-cvrg No score

NDISTAPI.sys in the NDISTAPI driver in Remote Access Service (RAS) in Microsoft Windows XP SP2...

Record: GHSA-2v8g-3p29-cvrg
Updated: 2026-11-02

Affected products

Public exploits

Links only. Every CVE stores no exploit code.

Public exploits
Source	Link	Date
Exploit-DB	Microsoft Windows (x86) - 'NDISTAPI' Local Privilege Escalation (MS11-062)	2016-10-24

History

History
Recorded	Changed	Sources
Nov 3, 2026	aliases	EUVD
Nov 2, 2026	first indexed	CVE List, Exploit-DB, GitHub Advisories, NVD

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2011-1974 is a high vulnerability (CVSS 7.2) in Microsoft Windows Server 2003, published August 10, 2011. Public exploit code exists. EPSS puts the chance of exploitation in the next 30 days at 6.98%, the 94th percentile. No source names a fixed version.