CVE-2004-0766 — NGSEC StackDefender 2.0 allows attackers to cause a denial of service (system crash) via an invalid address for the BaseAddress parameter to the hooks for the (1) ZwAllocateVirtualMemory or (2) ZwProtectVirtualMemory functions

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MEDIUM

NGSEC StackDefender 2.0 allows attackers to cause a denial of service (system crash) via an invalid address for the BaseAddress parameter to the hooks for the (1) ZwAllocateVirtualMemory or (2) ZwProtectVirtualMemory functions

Published Aug 4, 2004

5.0

MEDIUM

CVSS 2.0

EPSS 1.03%

Description

NGSEC StackDefender 2.0 allows attackers to cause a denial of service (system crash) via an invalid address for the BaseAddress parameter to the hooks for the (1) ZwAllocateVirtualMemory or (2) ZwProtectVirtualMemory functions.

Affected products

Remediation

No remediation recorded yet.

Metrics

1.03% 0.01027

Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.

EPSS probability 0.01027

Score over time

2022–2026

EPSS v2
EPSS v3
EPSS v4
EPSS v5

Percentile over time

EPSS v2
EPSS v3
EPSS v4
EPSS v5

Table of values (10 key points)

Flat stretches are collapsed; showing up to 120 newest points.

Date	Score	Percentile	Model
Oct 1, 2026	1.03% (0.01027)	62.32th	v5 (v2026.06.15)
Jun 15, 2026	1.03% (0.01027)	58.99th	v5 (v2026.06.15)
Mar 17, 2025	0.48% (0.00481)	63.07th	v4 (v2025.03.14)
Dec 12, 2024	0.13% (0.00132)	49.97th	v3 (v2023.03.01)
Jun 28, 2024	0.13% (0.00132)	48.67th	v3 (v2023.03.01)
Mar 7, 2023	0.13% (0.00133)	46.66th	v3 (v2023.03.01)
Mar 6, 2023	0.89% (0.00885)	27.89th	v2 (v2022.01.01)
Sep 10, 2022	0.89% (0.00885)	26.24th	v2 (v2022.01.01)
Apr 1, 2022	0.89% (0.00885)	24.24th	v2 (v2022.01.01)
Feb 4, 2022	0.89% (0.00885)	10.50th	v2 (v2022.01.01)

Weaknesses (0)

No CWE recorded.

References (2)

http://www.idefense.com/application/poi/display?id=119&type=vulnerabilities&flashstatus=false
x_refsource_MISCVendor Advisory
https://exchange.xforce.ibmcloud.com/vulnerabilities/16892
vdb-entryx_refsource_XF

Link	Providers	Tags
http://www.idefense.com/application/poi/display?id=119&type=vulnerabilities&flashstatus=false		x_refsource_MISCVendor Advisory
https://exchange.xforce.ibmcloud.com/vulnerabilities/16892		vdb-entryx_refsource_XF

Change history (0)

No recorded changes yet.

Sources

CVE.org / MITRE

Status PUBLISHED

Assigner mitre

Published Aug 4, 2004

Updated Aug 8, 2024

Reserved Aug 2, 2004

Link CVE-2004-0766

CISA Vulnrichment

Updated n/a

NVD

Status Modified

Modified Jun 16, 2026

Link CVE-2004-0766

Red Hat

Severity n/a

Public date n/a

Links CVE-2004-0766