CVE-1999-1171

Imail vulnerability

CVSS

4.6

EPSS

4.9%

EPSS pct

91th

Exploited

No known

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

Affected vendor

Ipswitch

Affected product

Imail

CVSS vector

AV:L/AC:L/Au:N/C:P/I:P/A:P

Published

1999-02-02

Risk analysis

Based on its CVSS vector, this vulnerability is exploitable with local access, low attack complexity, requiring no authentication. Successful exploitation leads to partial impact to confidentiality, partial impact to integrity, partial impact to availability.

Its EPSS score of 4.9% reflects a lower probability of exploitation activity in the wild over the next 30 days, placing it above 91% of all scored CVEs.

Check your external exposure to CVE-1999-1171

Confirm whether Ipswitch Imail is running on any internet-facing host or subdomain.
Match discovered service fingerprints against the version affected by CVE-1999-1171.
Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-1999-1171

ThreatPort's external attack surface scanner checks your internet-facing assets — agentlessly, from the outside in — for the exposed services and versions that CVE-1999-1171 affects, then prioritises the finding by real risk using CISA KEV and FIRST.org EPSS.

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