CVE-2004-0377

CVE-2004-0377 is a critical-severity vulnerability in Activestate Activeperl 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 win32_stat function for (1) ActiveState's ActivePerl and (2) Larry Wall's Perl before 5.8.3 allows local or remote attackers to execute arbitrary commands via filenames that end in a backslash character.

Frequently asked questions

What is CVE-2004-0377?
Buffer overflow in the win32_stat function for (1) ActiveState's ActivePerl and (2) Larry Wall's Perl before 5.8.3 allows local or remote attackers to execute arbitrary commands via filenames that end in a backslash character.
How severe is CVE-2004-0377?
CVE-2004-0377 has a CVSS 2.0 base score of 10.0, rated critical severity.
Is CVE-2004-0377 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 7% (93rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2004-0377?
CVE-2004-0377 primarily affects Activestate Activeperl. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2004-0377?
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-2004-0377 published?
CVE-2004-0377 was published on 2004-05-04 and last updated on 2026-06-16.

References

Affected products (2)

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