CVE-2003-0991

CVE-2003-0991 is a medium-severity vulnerability in Gnu Mailman with a CVSS 2.0 base score of 5.0. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Description

Unknown vulnerability in the mail command handler in Mailman before 2.0.14 allows remote attackers to cause a denial of service (crash) via malformed e-mail commands.

Frequently asked questions

What is CVE-2003-0991?
Unknown vulnerability in the mail command handler in Mailman before 2.0.14 allows remote attackers to cause a denial of service (crash) via malformed e-mail commands.
How severe is CVE-2003-0991?
CVE-2003-0991 has a CVSS 2.0 base score of 5.0, rated medium severity.
Is CVE-2003-0991 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (78th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2003-0991?
CVE-2003-0991 primarily affects Gnu Mailman. In total, 21 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2003-0991?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2003-0991 published?
CVE-2003-0991 was published on 2004-03-03 and last updated on 2026-06-16.

References

Affected products (21)

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