CVE-2003-1327

CVE-2003-1327 is a critical-severity vulnerability in Washington University Wu-ftpd with a CVSS 2.0 base score of 9.3. 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 SockPrintf function in wu-ftpd 2.6.2 and earlier, when compiled with MAIL_ADMIN option enabled on a system that supports very long pathnames, might allow remote anonymous users to execute arbitrary code by uploading a file with a long pathname, which triggers the overflow when wu-ftpd constructs a notification message to the administrator.

Frequently asked questions

What is CVE-2003-1327?
Buffer overflow in the SockPrintf function in wu-ftpd 2.6.2 and earlier, when compiled with MAIL_ADMIN option enabled on a system that supports very long pathnames, might allow remote anonymous users to execute arbitrary code by uploading a file with a long pathname, which triggers the overflow when wu-ftpd constructs a notification message to the administrator.
How severe is CVE-2003-1327?
CVE-2003-1327 has a CVSS 2.0 base score of 9.3, rated critical severity.
Is CVE-2003-1327 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (87th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2003-1327?
CVE-2003-1327 affects Washington University Wu-ftpd. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2003-1327?
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-2003-1327 published?
CVE-2003-1327 was published on 2003-12-31 and last updated on 2026-06-16.

References

Affected products (1)

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