How severe is CVE-2006-4379?

CVE-2006-4379 has a CVSS 2.0 base score of 7.5, rated high severity.

Is CVE-2006-4379 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 60% (99th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2006-4379?

CVE-2006-4379 primarily affects Ipswitch Imail Plus. In total, 4 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2006-4379?

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-2006-4379 published?

CVE-2006-4379 was published on 2006-09-08 and last updated on 2026-06-16.

CVE-2006-4379

CVE-2006-4379 is a high-severity vulnerability in Ipswitch Imail Plus with a CVSS 2.0 base score of 7.5. Its EPSS exploit-prediction score of 60% places it in the 99th percentile, indicating an elevated likelihood of exploitation.

Key facts

Severity: High (CVSS 2.0 base score 7.5)
EPSS exploit prediction: 60% (99th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Ipswitch Imail Plus
Published: 2006-09-08
Last modified: 2026-06-16

Description

Stack-based buffer overflow in the SMTP Daemon in Ipswitch Collaboration 2006 Suite Premium and Standard Editions, IMail, IMail Plus, and IMail Secure allows remote attackers to execute arbitrary code via a long string located after an '@' character and before a ':' character.

Frequently asked questions

What is CVE-2006-4379?: Stack-based buffer overflow in the SMTP Daemon in Ipswitch Collaboration 2006 Suite Premium and Standard Editions, IMail, IMail Plus, and IMail Secure allows remote attackers to execute arbitrary code via a long string located after an '@' character and before a ':' character.
How severe is CVE-2006-4379?: CVE-2006-4379 has a CVSS 2.0 base score of 7.5, rated high severity.
Is CVE-2006-4379 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 60% (99th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2006-4379?: CVE-2006-4379 primarily affects Ipswitch Imail Plus. In total, 4 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2006-4379?: 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-2006-4379 published?: CVE-2006-4379 was published on 2006-09-08 and last updated on 2026-06-16.

References

Affected products (4)

cpe:2.3:a:ipswitch:imail_plus:2006:*:*:*:*:*:*:*
cpe:2.3:a:ipswitch:imail_secure_server:2006:*:*:*:*:*:*:*
cpe:2.3:a:ipswitch:ipswitch_collaboration_suite:2006_premium:*:*:*:*:*:*:*
cpe:2.3:a:ipswitch:ipswitch_collaboration_suite:2006_standard:*:*:*:*:*:*:*

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