CVE-2000-0196

CVE-2000-0196 is a high-severity vulnerability in Nmh 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 mhshow in the Linux nmh package allows remote attackers to execute commands via malformed MIME headers in an email message.

Frequently asked questions

What is CVE-2000-0196?
Buffer overflow in mhshow in the Linux nmh package allows remote attackers to execute commands via malformed MIME headers in an email message.
How severe is CVE-2000-0196?
CVE-2000-0196 has a CVSS 2.0 base score of 7.5, rated high severity.
Is CVE-2000-0196 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (86th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2000-0196?
CVE-2000-0196 primarily affects Nmh. In total, 14 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2000-0196?
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-2000-0196 published?
CVE-2000-0196 was published on 2000-02-28 and last updated on 2026-06-16.

References

Affected products (14)