CVE-2000-1116: Buffer overflow in TransSoft Broker FTP Server before 4.3.0.1 allows remote attackers to cause a denial of ser

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HIGH 7.5DOWNGRADE

CVE-2000-1116 is a high-severity flaw (CVSS 7.5) affecting broker ftp server. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Buffer overflow in TransSoft Broker FTP Server before 4.3.0.1 allows remote attackers to cause a denial of service and possibly execute arbitrary commands via a long command.

Why this priority

High severity
EPSS top 5%: very likely to be exploited
Public exploit reference

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

Risk facts

CVSS score	7.5 (High)
EPSS exploit chance	7.9% (top 5%)
CISA exploited list	No
Published	2001-01-09
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: transsoft

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

Am I affected?

Timeline

2001-01-09 05:00 UTCPublished CVE record published
2026-06-16 21:53 UTCUpdated Record last modified

transsoft broker ftp server DOWNGRADE

Affected: 3.0 · 3.0_build_1 · 4.0

Fixed in: no fixed release known

Safe to downgrade to: a release before 3.0

1. Check installed version

apt-cache policy broker-ftp-server || rpm -q broker-ftp-server || broker-ftp-server --version

2. No fixed release: DOWNGRADE to a release before 3.0 (Debian / Ubuntu)

apt-cache madison broker-ftp-server sudo apt install broker-ftp-server=<VERSION_BEFORE_3.0> sudo apt-mark hold broker-ftp-server

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

dnf --showduplicates list broker-ftp-server sudo dnf downgrade broker-ftp-server-<VERSION_BEFORE_3.0> sudo dnf versionlock add broker-ftp-server

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: TransSoft Broker FTP Server 3.0 x/4.0 - User Name Buffer Overflow

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-2000-1116?

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

Is CVE-2000-1116 being exploited?

CVE-2000-1116 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-2000-1116 affect?

CVE-2000-1116 affects broker ftp server. Severity is high (CVSS 7.5). Buffer overflow in TransSoft Broker FTP Server before 4.3.0.1 allows remote attackers to cause a denial of service and possibly execute arbitrary commands via a long command.

How urgent is CVE-2000-1116?

Priority 55/100. High severity; EPSS top 5%: very likely to be exploited; Public exploit reference

Related CVEs

CVE-2004-0296 MEDIUM 5.0 DOWNGRADE TsFtpSrv.exe in Broker FTP 6.1.0.0 allows remote attackers to cause a TsFtpSrv.exe to exit with an exception b
CVE-2004-0295 MEDIUM 5.0 DOWNGRADE TsFtpSrv.exe in Broker FTP 6.1.0.0 allows remote attackers to cause a denial of service (CPU consumption) via
CVE-2002-0405 HIGH 10.0 DOWNGRADE Buffer overflow in Transsoft Broker FTP Server 5.0 evaluation allows remote attackers to cause a denial of ser
CVE-2001-1042 HIGH 7.5 DOWNGRADE Transsoft Broker 5.9.5.0 allows remote attackers to read arbitrary files and directories by uploading a .lnk (
CVE-2001-0688 MEDIUM 5.0 DOWNGRADE Broker FTP Server 5.9.5.0 allows a remote attacker to cause a denial of service by repeatedly issuing an inval

References

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