CVE-2000-0875: WFTPD and WFTPD Pro 2.41 RC12 allows remote attackers to cause a denial of service by sending a long string of

Routine

MEDIUM 5.0DOWNGRADEDOWNGRADE

CVE-2000-0875 is a medium-severity flaw (CVSS 5.0) affecting wftpd, wftpd pro. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

WFTPD and WFTPD Pro 2.41 RC12 allows remote attackers to cause a denial of service by sending a long string of unprintable characters.

Why this priority

No elevated risk signals yet

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

Risk facts

CVSS score	5.0 (Medium)
EPSS exploit chance	1.7% (top 23%)
CISA exploited list	No
Published	2000-11-14
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: texas imperial software

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

Am I affected?

Timeline

2000-11-14 05:00 UTCPublished CVE record published
2026-06-16 21:52 UTCUpdated Record last modified

texas imperial software wftpd DOWNGRADE

Affected: 2.4.1 · 2.4.1_rc11 · 2.4.1_rc12 · 2.34 · 2.40

Fixed in: no fixed release known

Safe to downgrade to: a release before 2.4.1

1. Check installed version

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

2. No fixed release: DOWNGRADE to a release before 2.4.1 (Debian / Ubuntu)

apt-cache madison wftpd sudo apt install wftpd=<VERSION_BEFORE_2.4.1> sudo apt-mark hold wftpd

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

dnf --showduplicates list wftpd sudo dnf downgrade wftpd-<VERSION_BEFORE_2.4.1> sudo dnf versionlock add wftpd

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.

texas imperial software wftpd pro DOWNGRADE

Affected: 2.41_rc12

Fixed in: no fixed release known

Safe to downgrade to: a release before 2.41_rc12

1. Check installed version

apt-cache policy wftpd-pro || rpm -q wftpd-pro || wftpd-pro --version

2. No fixed release: DOWNGRADE to a release before 2.41_rc12 (Debian / Ubuntu)

apt-cache madison wftpd-pro sudo apt install wftpd-pro=<VERSION_BEFORE_2.41_rc12> sudo apt-mark hold wftpd-pro

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

dnf --showduplicates list wftpd-pro sudo dnf downgrade wftpd-pro-<VERSION_BEFORE_2.41_rc12> sudo dnf versionlock add wftpd-pro

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.

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-2000-0875?

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

Is CVE-2000-0875 being exploited?

CVE-2000-0875 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-2000-0875 affect?

CVE-2000-0875 affects wftpd, wftpd pro. Severity is medium (CVSS 5.0). WFTPD and WFTPD Pro 2.41 RC12 allows remote attackers to cause a denial of service by sending a long string of unprintable characters.

How urgent is CVE-2000-0875?

Priority 37/100. No elevated risk signals yet.

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References

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