How severe is CVE-2014-4076?

CVE-2014-4076 has a CVSS 2.0 base score of 7.2, rated high severity.

Is CVE-2014-4076 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 23% (97th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2014-4076?

CVE-2014-4076 primarily affects Microsoft Windows Server 2003. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2014-4076?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2014-4076 published?

CVE-2014-4076 was published on 2014-11-11 and last updated on 2026-06-17.

CVE-2014-4076

CVE-2014-4076 is a high-severity vulnerability in Microsoft Windows Server 2003 with a CVSS 2.0 base score of 7.2. Its EPSS exploit-prediction score of 23% places it in the 97th percentile, indicating an elevated likelihood of exploitation. The underlying weakness is classified as CWE-264.

Key facts

Severity: High (CVSS 2.0 base score 7.2)
EPSS exploit prediction: 23% (97th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-264
Affected product: Microsoft Windows Server 2003
Published: 2014-11-11
Last modified: 2026-06-17

Description

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."

Frequently asked questions

What is CVE-2014-4076?: 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."
How severe is CVE-2014-4076?: CVE-2014-4076 has a CVSS 2.0 base score of 7.2, rated high severity.
Is CVE-2014-4076 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 23% (97th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2014-4076?: CVE-2014-4076 primarily affects Microsoft Windows Server 2003. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2014-4076?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2014-4076 published?: CVE-2014-4076 was published on 2014-11-11 and last updated on 2026-06-17.

References

Affected products (3)

cpe:2.3:o:microsoft:windows_server_2003:*:sp2:*:*:*:*:itanium:*
cpe:2.3:o:microsoft:windows_server_2003:*:sp2:*:*:*:*:x64:*
cpe:2.3:o:microsoft:windows_server_2003:*:sp2:*:*:*:*:x86:*

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