CVE-2023-33263: In WFTPD 3.25, usernames and password hashes are stored in an openly viewable wftpd.ini configuration file wit

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HIGH 7.5REMOTEDOWNGRADE

CVE-2023-33263 is a high-severity flaw (CVSS 7.5) affecting wftpd. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

In WFTPD 3.25, usernames and password hashes are stored in an openly viewable wftpd.ini configuration file within the WFTPD directory. NOTE: this is a product from 2006.

Why this priority

High severity
Remotely exploitable, no login, no user action

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

Risk facts

CVSS score	7.5 (High)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	0.9% (top 42%)
CISA exploited list	No
Weakness	CWE-522
Published	2023-05-25
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: wftpd project

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2023-05-25 20:15 UTCPublished CVE record published
2026-06-17 06:01 UTCUpdated Record last modified

wftpd project wftpd DOWNGRADE

Affected: 3.25

Fixed in: no fixed release known

Safe to downgrade to: a release before 3.25

1. Check installed version

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

2. No fixed release: DOWNGRADE to a release before 3.25 (Debian / Ubuntu)

apt-cache madison wftpd sudo apt install wftpd=<VERSION_BEFORE_3.25> sudo apt-mark hold wftpd

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

dnf --showduplicates list wftpd sudo dnf downgrade wftpd-<VERSION_BEFORE_3.25> 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.

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-2023-33263?

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

Is CVE-2023-33263 being exploited?

CVE-2023-33263 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-2023-33263 affect?

CVE-2023-33263 affects wftpd. Severity is high (CVSS 7.5). In WFTPD 3.25, usernames and password hashes are stored in an openly viewable wftpd.ini configuration file within the WFTPD directory. NOTE: this is a product from 2006.

How urgent is CVE-2023-33263?

Priority 46/100. High severity; Remotely exploitable, no login, no user action

References

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