How severe is CVE-2003-0721?

CVE-2003-0721 has a CVSS 2.0 base score of 7.5, rated high severity.

Is CVE-2003-0721 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 4% (89th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2003-0721?

CVE-2003-0721 affects Washington Pine. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2003-0721?

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-2003-0721 published?

CVE-2003-0721 was published on 2003-09-17 and last updated on 2026-06-16.

CVE-2003-0721

CVE-2003-0721 is a high-severity vulnerability in Washington Pine 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. The underlying weakness is classified as CWE-129.

Key facts

Severity: High (CVSS 2.0 base score 7.5)
EPSS exploit prediction: 4% (89th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-129
Affected product: Washington Pine
Published: 2003-09-17
Last modified: 2026-06-16

Description

Integer signedness error in rfc2231_get_param from strings.c in PINE before 4.58 allows remote attackers to execute arbitrary code via an email that causes an out-of-bounds array access using a negative number.

Frequently asked questions

What is CVE-2003-0721?: Integer signedness error in rfc2231_get_param from strings.c in PINE before 4.58 allows remote attackers to execute arbitrary code via an email that causes an out-of-bounds array access using a negative number.
How severe is CVE-2003-0721?: CVE-2003-0721 has a CVSS 2.0 base score of 7.5, rated high severity.
Is CVE-2003-0721 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 4% (89th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2003-0721?: CVE-2003-0721 affects Washington Pine. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2003-0721?: 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-2003-0721 published?: CVE-2003-0721 was published on 2003-09-17 and last updated on 2026-06-16.

References

Affected products (1)

cpe:2.3:a:washington:pine:*:*:*:*:*:*:*:*

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