CVE-1999-1171

Exp

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

Published: 1999-02-02 Last update: 2026-04-16 Assigner: [email protected] Source: [email protected]
NVD Status：Modified，CVE State: published
View at NVD, CVE.org, EUVD

CVE-1999-1171 is rated Exploit Available (50/100): CVSS Medium severity, with low exploitation likelihood (EPSS 0.04%). 1 public exploit reference(s) are indexed (Exploit-DB). Public exploits are available—assess exposure, apply mitigations, and prioritize patching.

Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.

Public exploit references (Exploit-DB) for CVE-1999-1171

EDB-ID Source Kind Published Link
19167 exploit_db edb 1999-02-04 Exploit-DB ↗

Exploit prediction scoring system (EPSS) score for CVE-1999-1171

EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).

# Date Old EPSS score New EPSS score Delta (New - Old)
1 2023-03-07 0.89% 0.04% -0.84%
2 2022-02-04 — 0.89% —

Full EPSS history (2 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-1999-1171

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
4.6 2.0 MEDIUM
AV:L/AC:L/Au:N/C:P/I:P/A:P Click to expand
Access vector (AV:L)
Requires local access to the target system.
Access complexity (AC:L)
Exploitation conditions are straightforward and predictable.
Authentication (AU:N)
No authentication is required.
Confidentiality impact (C:P)
Partial confidentiality impact.
Integrity impact (I:P)
Partial integrity impact.
Availability impact (A:P)
Partial availability impact.
 3.9 6.4 [email protected]

Weakness enumeration for CVE-1999-1171

Affected software / configurations for CVE-1999-1171

Vendor Product Version Raw CPE
ipswitch imail 5.0 cpe:2.3:a:ipswitch:imail:5.0:*:*:*:*:*:*:*
progress ws_ftp_server 1.0.1.e cpe:2.3:a:progress:ws_ftp_server:1.0.1.e:*:*:*:*:*:*:*
progress ws_ftp_server 1.0.2.e cpe:2.3:a:progress:ws_ftp_server:1.0.2.e:*:*:*:*:*:*:*

References for CVE-1999-1171

cvelogic Threat Intelligence