How severe is CVE-2004-0766?

CVE-2004-0766 has a CVSS 2.0 base score of 5.0, rated medium severity.

Is CVE-2004-0766 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (60th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2004-0766?

CVE-2004-0766 affects Ngsec Stackdefender. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2004-0766?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2004-0766 published?

CVE-2004-0766 was published on 2004-08-18 and last updated on 2026-06-16.

CVE-2004-0766

CVE-2004-0766 is a medium-severity vulnerability in Ngsec Stackdefender with a CVSS 2.0 base score of 5.0. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Severity: Medium (CVSS 2.0 base score 5.0)
EPSS exploit prediction: 1% (60th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Ngsec Stackdefender
Published: 2004-08-18
Last modified: 2026-06-16

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.

Frequently asked questions

What is 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.
How severe is CVE-2004-0766?: CVE-2004-0766 has a CVSS 2.0 base score of 5.0, rated medium severity.
Is CVE-2004-0766 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (60th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2004-0766?: CVE-2004-0766 affects Ngsec Stackdefender. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2004-0766?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2004-0766 published?: CVE-2004-0766 was published on 2004-08-18 and last updated on 2026-06-16.

References

Affected products (1)

cpe:2.3:a:ngsec:stackdefender:2.0:*:*:*:*:*:*:*

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CVE-2004-0767 — Medium (CVSS 5.0): NGSEC StackDefender 1.10 allows attackers to cause a denial of service (system crash) via an invalid address for the…

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