How severe is CVE-2001-1280?

CVE-2001-1280 has a CVSS 2.0 base score of 5.0, rated medium severity.

Is CVE-2001-1280 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (80th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2001-1280?

CVE-2001-1280 primarily affects Ipswitch Imail. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2001-1280?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2001-1280 published?

CVE-2001-1280 was published on 2001-10-12 and last updated on 2026-06-16.

CVE-2001-1280

CVE-2001-1280 is a medium-severity vulnerability in Ipswitch Imail 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

Severity: Medium (CVSS 2.0 base score 5.0)
EPSS exploit prediction: 2% (80th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Ipswitch Imail
Published: 2001-10-12
Last modified: 2026-06-16

Description

POP3 Server for Ipswitch IMail 7.04 and earlier generates different responses to valid and invalid user names, which allows remote attackers to determine users on the system.

Frequently asked questions

What is CVE-2001-1280?: POP3 Server for Ipswitch IMail 7.04 and earlier generates different responses to valid and invalid user names, which allows remote attackers to determine users on the system.
How severe is CVE-2001-1280?: CVE-2001-1280 has a CVSS 2.0 base score of 5.0, rated medium severity.
Is CVE-2001-1280 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (80th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2001-1280?: CVE-2001-1280 primarily affects Ipswitch Imail. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2001-1280?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2001-1280 published?: CVE-2001-1280 was published on 2001-10-12 and last updated on 2026-06-16.

References

Affected products (3)

cpe:2.3:a:ipswitch:imail:6.0.2:*:*:*:*:*:*:*
cpe:2.3:a:ipswitch:imail:6.0.6:*:*:*:*:*:*:*
cpe:2.3:a:ipswitch:imail:7.0.4:*:*:*:*:*:*:*

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