CVE-2004-0631

CVE-2004-0631 is a critical-severity vulnerability in Adobe Acrobat Reader with a CVSS 2.0 base score of 10.0. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Description

Buffer overflow in the uudecoding feature for Adobe Acrobat Reader 5.0.5 and 5.0.6 for Unix and Linux, and possibly other versions including those before 5.0.9, allows remote attackers to execute arbitrary code via a long filename for the PDF file that is provided to the uudecode command.

Frequently asked questions

What is CVE-2004-0631?
Buffer overflow in the uudecoding feature for Adobe Acrobat Reader 5.0.5 and 5.0.6 for Unix and Linux, and possibly other versions including those before 5.0.9, allows remote attackers to execute arbitrary code via a long filename for the PDF file that is provided to the uudecode command.
How severe is CVE-2004-0631?
CVE-2004-0631 has a CVSS 2.0 base score of 10.0, rated critical severity.
Is CVE-2004-0631 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 10% (95th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2004-0631?
CVE-2004-0631 primarily affects Adobe Acrobat Reader. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2004-0631?
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-2004-0631 published?
CVE-2004-0631 was published on 2004-08-18 and last updated on 2026-06-16.

References

Affected products (3)

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