CVE-2003-0203

CVE-2003-0203 is a high-severity vulnerability in Moxftp with a CVSS 2.0 base score of 7.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Description

Buffer overflow in moxftp 2.2 and earlier allows remote malicious FTP servers to execute arbitrary code via a long FTP banner.

Frequently asked questions

What is CVE-2003-0203?
Buffer overflow in moxftp 2.2 and earlier allows remote malicious FTP servers to execute arbitrary code via a long FTP banner.
How severe is CVE-2003-0203?
CVE-2003-0203 has a CVSS 2.0 base score of 7.5, rated high severity.
Is CVE-2003-0203 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 7% (94th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2003-0203?
CVE-2003-0203 primarily affects Moxftp. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2003-0203?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2003-0203 published?
CVE-2003-0203 was published on 2003-04-11 and last updated on 2026-06-16.

References

Affected products (2)