CVE-1999-0887: FTGate web interface server allows remote attackers to read files via a .

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MEDIUM 5.0DOWNGRADE

CVE-1999-0887 is a medium-severity flaw (CVSS 5.0) affecting ftgate. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

FTGate web interface server allows remote attackers to read files via a .. (dot dot) attack.

Why this priority

EPSS top 7%: very likely to be exploited
Public exploit reference

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score	5.0 (Medium)
EPSS exploit chance	5.8% (top 7%)
CISA exploited list	No
Published	1999-11-04
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: floosietek

Last updated 2026-06-16 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

1999-11-04 05:00 UTCPublished CVE record published
2026-06-16 21:49 UTCUpdated Record last modified

floosietek ftgate DOWNGRADE

Affected: 2.1

Fixed in: no fixed release known

Safe to downgrade to: a release before 2.1

1. Check installed version

apt-cache policy ftgate || rpm -q ftgate || ftgate --version

2. No fixed release: DOWNGRADE to a release before 2.1 (Debian / Ubuntu)

apt-cache madison ftgate sudo apt install ftgate=<VERSION_BEFORE_2.1> sudo apt-mark hold ftgate

2. No fixed release: DOWNGRADE (RHEL / Amazon Linux / Fedora)

dnf --showduplicates list ftgate sudo dnf downgrade ftgate-<VERSION_BEFORE_2.1> sudo dnf versionlock add ftgate

Downgrade risk

Downgrading can break dependent software and may reopen older bugs. Read the distro advisory first and test on a non-production host.

After downgrade

Restart the service, and keep the package held until a fixed release ships.

Public exploits and detection

Public code exists for this CVE. Treat unpatched systems as at risk, and only run PoCs in a lab.

Exploit-DB: FloosieTek FTGate 2.1 - Web File Access

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-1999-0887?

ftgate: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-1999-0887 being exploited?

CVE-1999-0887 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-1999-0887 affect?

CVE-1999-0887 affects ftgate. Severity is medium (CVSS 5.0). FTGate web interface server allows remote attackers to read files via a .. (dot dot) attack.

How urgent is CVE-1999-0887?

Priority 46/100. EPSS top 7%: very likely to be exploited; Public exploit reference

Related CVEs

CVE-2000-1237 MEDIUM 5.0 MITIGATE The POP3 server in FTGate returns an -ERR code after receiving an invalid USER request, which makes it easier
CVE-2005-4569 HIGH 7.5 DOWNGRADE Stack-based buffer overflow in index.fts in FTGate Technology (formerly known as Floosietek) FTGate 4.4 (aka B
CVE-2005-4568 HIGH 7.5 DOWNGRADE Multiple format string vulnerabilities in FTGate Technology (formerly known as Floosietek) FTGate 4.4 (aka Bui
CVE-2005-4567 MEDIUM 5.8 DOWNGRADE Multiple cross-site scripting (XSS) vulnerabilities in FTGate Technology (formerly known as Floosietek) FTGate
CVE-2005-3640 HIGH 10.0 DOWNGRADE Multiple buffer overflows in the IMAP Groupware Mail server of Floosietek FTGate (FTGate4) 4.1 allow remote at

References

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