CVE-2014-4076

Exp

Microsoft Windows Server 2003 SP2 allows local users to gain privileges via a crafted IOCTL call to (1) tcpip.sys or (2) tcpip6.sys, aka "TCP/IP Elevation of Privilege Vulnerability."

Published: 2014-11-11 Last update: 2026-05-06 Assigner: [email protected] Source: [email protected]
NVD Status：Modified，CVE State: published
View at NVD, CVE.org, EUVD

CVE-2014-4076 is rated High Exploit Risk (80.3/100): CVSS High severity, with high exploitation likelihood (EPSS 58.45%, 98th percentile). 3 public exploit reference(s) are indexed (Exploit-DB). EPSS rose +2.18% over the last day, indicating growing attacker interest. Public exploits are available—assess exposure, apply mitigations, and prioritize patching.

Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.

Public exploit references (Exploit-DB) for CVE-2014-4076

EDB-ID Source Kind Published Link
37755 exploit_db edb 2015-08-12 Exploit-DB ↗
35936 exploit_db edb 2015-01-29 Exploit-DB ↗
— nvd_ref exploit_tag Exploit-DB ↗

Exploit prediction scoring system (EPSS) score for CVE-2014-4076

EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).

# Date Old EPSS score New EPSS score Delta (New - Old)
1 2026-04-02 56.27% 58.45% +2.18%
2 2026-03-29 61.10% 56.27% -4.83%
3 2026-02-26 — 61.10% —

Full EPSS history (17 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2014-4076

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
7.2 2.0 HIGH
AV:L/AC:L/Au:N/C:C/I:C/A:C Click to expand
Access vector (AV:L)
Requires local access to the target system.
Access complexity (AC:L)
Exploitation conditions are straightforward and predictable.
Authentication (AU:N)
No authentication is required.
Confidentiality impact (C:C)
Complete confidentiality impact.
Integrity impact (I:C)
Complete integrity impact.
Availability impact (A:C)
Complete availability impact.
 3.9 10.0 [email protected]

Weakness enumeration for CVE-2014-4076

Affected software / configurations for CVE-2014-4076

Vendor Product Version Raw CPE
microsoft windows_server_2003 — cpe:2.3:o:microsoft:windows_server_2003:*:sp2:*:*:*:*:itanium:*
microsoft windows_server_2003 — cpe:2.3:o:microsoft:windows_server_2003:*:sp2:*:*:*:*:x64:*
microsoft windows_server_2003 — cpe:2.3:o:microsoft:windows_server_2003:*:sp2:*:*:*:*:x86:*

References for CVE-2014-4076

cvelogic Threat Intelligence