How severe is CVE-2002-0416?

CVE-2002-0416 has a CVSS 2.0 base score of 10.0, rated critical severity.

Is CVE-2002-0416 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 6% (92nd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2002-0416?

CVE-2002-0416 affects Sh39 Mailserver. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2002-0416?

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-2002-0416 published?

CVE-2002-0416 was published on 2002-08-12 and last updated on 2026-06-16.

CVE-2002-0416

CVE-2002-0416 is a critical-severity vulnerability in Sh39 Mailserver with a CVSS 2.0 base score of 10.0. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Severity: Critical (CVSS 2.0 base score 10.0)
EPSS exploit prediction: 6% (92nd percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Sh39 Mailserver
Published: 2002-08-12
Last modified: 2026-06-16

Description

Buffer overflow in SH39 MailServer 1.21 and earlier allows remote attackers to cause a denial of service, and possibly execute arbitrary code, via a long command to the SMTP port.

Frequently asked questions

What is CVE-2002-0416?: Buffer overflow in SH39 MailServer 1.21 and earlier allows remote attackers to cause a denial of service, and possibly execute arbitrary code, via a long command to the SMTP port.
How severe is CVE-2002-0416?: CVE-2002-0416 has a CVSS 2.0 base score of 10.0, rated critical severity.
Is CVE-2002-0416 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 6% (92nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2002-0416?: CVE-2002-0416 affects Sh39 Mailserver. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2002-0416?: 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-2002-0416 published?: CVE-2002-0416 was published on 2002-08-12 and last updated on 2026-06-16.

References

Affected products (1)

cpe:2.3:a:sh39:mailserver:1.2.1:*:*:*:*:*:*:*