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CVE-2011-1974

38
FAUCET Score

CVE-2011-1974 describes an Elevation of Privilege vulnerability in the NDISTAPI driver within Microsoft Windows XP SP2/SP3 and Windows Server 2003 SP2. This flaw allows a local attacker to gain elevated privileges by submitting crafted user-mode input to the NDISTAPI.sys driver. With a CVSS score of 7.2, this vulnerability is considered high severity, enabling complete compromise of confidentiality, integrity, and availability once exploited locally. While not observed in active exploitation campaigns, public exploit code exists, specifically an ExploitDB entry (EDB-40627), though it has garnered minimal community discussion or media coverage.

Impacted Technologies

VendorProductVersion(s)CPE
All Versions ImpactedCPE matchmatch criteria
cpe:2.3:o:microsoft:windows_2003_server:*:sp2:*:*:*:*:*:*
All Versions ImpactedCPE matchmatch criteria
cpe:2.3:o:microsoft:windows_server_2003:*:sp2:*:*:*:*:*:*
All Versions ImpactedCPE matchmatch criteria
cpe:2.3:o:microsoft:windows_xp:*:sp3:*:*:*:*:*:*
Range not provided by sourceCPE matchmatch criteria
cpe:2.3:o:microsoft:windows_xp:-:sp2:x64:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

7.2HIGH

AV:L/AC:L/Au:N/C:C/I:C/A:C

Confidentiality Impact
COMPLETE
Integrity Impact
COMPLETE
Availability Impact
COMPLETE
Access Vector
LOCAL
Access Complexity
LOW
Authentication
NONE
Exploitability Score
3.9
Impact Score
10.0
CvssVersion
2.0

Exploit Intelligence

EPSS Score
6.98%
Probability of exploitation in next 30 days
EPSS Percentile
93.5%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
ExploitDB: EDB-40627 · Oct 24, 2016
This CVE's current EPSS score of 0.0698 is in the 98th percentile among its peer group of 3,241 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.5 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

docs.microsoft.com / en-us/security-updates/securitybulletins/2011/ms11-062
oval.cisecurity.org / repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A12912
exploit-db.com / exploits/40627
securityfocus.com / bid/48996
us-cert.gov / cas/techalerts/TA11-221A.html
US Government Resource