How severe is CVE-2004-1287?

CVE-2004-1287 has a CVSS 2.0 base score of 10.0, rated critical severity.

Is CVE-2004-1287 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 18% (97th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2004-1287?

CVE-2004-1287 affects Nasm Netwide Assembler. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2004-1287?

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

When was CVE-2004-1287 published?

CVE-2004-1287 was published on 2005-01-10 and last updated on 2026-06-16.

CVE-2004-1287

CVE-2004-1287 is a critical-severity vulnerability in Nasm Netwide Assembler with a CVSS 2.0 base score of 10.0. Its EPSS exploit-prediction score of 18% places it in the 97th percentile, indicating an elevated likelihood of exploitation. The underlying weakness is classified as CWE-787.

Key facts

Severity: Critical (CVSS 2.0 base score 10.0)
EPSS exploit prediction: 18% (97th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-787
Affected product: Nasm Netwide Assembler
Published: 2005-01-10
Last modified: 2026-06-16

Description

Buffer overflow in the error function in preproc.c for NASM 0.98.38 1.2 allows attackers to execute arbitrary code via a crafted asm file, a different vulnerability than CVE-2005-1194.

Frequently asked questions

What is CVE-2004-1287?: Buffer overflow in the error function in preproc.c for NASM 0.98.38 1.2 allows attackers to execute arbitrary code via a crafted asm file, a different vulnerability than CVE-2005-1194.
How severe is CVE-2004-1287?: CVE-2004-1287 has a CVSS 2.0 base score of 10.0, rated critical severity.
Is CVE-2004-1287 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 18% (97th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2004-1287?: CVE-2004-1287 affects Nasm Netwide Assembler. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2004-1287?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2004-1287 published?: CVE-2004-1287 was published on 2005-01-10 and last updated on 2026-06-16.

References

Affected products (1)

cpe:2.3:a:nasm:netwide_assembler:0.98.38:*:*:*:*:*:*:*

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