How severe is CVE-1999-1171?

CVE-1999-1171 has a CVSS 2.0 base score of 4.6, rated medium severity.

Is CVE-1999-1171 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 5% (91st percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-1999-1171?

CVE-1999-1171 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-1999-1171?

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

When was CVE-1999-1171 published?

CVE-1999-1171 was published on 1999-02-02 and last updated on 2026-06-16.

CVE-1999-1171

CVE-1999-1171 is a medium-severity vulnerability in Ipswitch Imail with a CVSS 2.0 base score of 4.6. 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 4.6)
EPSS exploit prediction: 5% (91st percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Ipswitch Imail
Published: 1999-02-02
Last modified: 2026-06-16

Description

IPswitch WS_FTP allows local users to gain additional privileges and modify or add mail accounts by setting the "flags" registry key to 1920.

Frequently asked questions

What is CVE-1999-1171?: IPswitch WS_FTP allows local users to gain additional privileges and modify or add mail accounts by setting the "flags" registry key to 1920.
How severe is CVE-1999-1171?: CVE-1999-1171 has a CVSS 2.0 base score of 4.6, rated medium severity.
Is CVE-1999-1171 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 5% (91st percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-1999-1171?: CVE-1999-1171 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-1999-1171?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-1999-1171 published?: CVE-1999-1171 was published on 1999-02-02 and last updated on 2026-06-16.

References

Affected products (3)

cpe:2.3:a:ipswitch:imail:5.0:*:*:*:*:*:*:*
cpe:2.3:a:progress:ws_ftp_server:1.0.1.e:*:*:*:*:*:*:*
cpe:2.3:a:progress:ws_ftp_server:1.0.2.e:*:*:*:*:*:*:*

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