CVE-2001-0394: Remote manager service in Website Pro 3.0.37 allows remote attackers to cause a denial of service via a series

Routine

MEDIUM 5.0DOWNGRADE

CVE-2001-0394 is a medium-severity flaw (CVSS 5.0) affecting website pro. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Remote manager service in Website Pro 3.0.37 allows remote attackers to cause a denial of service via a series of malformed HTTP requests to the /dyn directory.

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	1.6% (top 24%)
CISA exploited list	No
Published	2001-08-22
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: oreilly

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

Am I affected?

Timeline

2001-08-22 04:00 UTCPublished CVE record published
2026-06-16 21:54 UTCUpdated Record last modified

oreilly website pro DOWNGRADE

Affected: 3.0.37

Fixed in: no fixed release known

Safe to downgrade to: a release before 3.0.37

1. Check installed version

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

2. No fixed release: DOWNGRADE to a release before 3.0.37 (Debian / Ubuntu)

apt-cache madison website-pro sudo apt install website-pro=<VERSION_BEFORE_3.0.37> sudo apt-mark hold website-pro

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

dnf --showduplicates list website-pro sudo dnf downgrade website-pro-<VERSION_BEFORE_3.0.37> sudo dnf versionlock add website-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-2001-0394?

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

Is CVE-2001-0394 being exploited?

CVE-2001-0394 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-2001-0394 affect?

CVE-2001-0394 affects website pro. Severity is medium (CVSS 5.0). Remote manager service in Website Pro 3.0.37 allows remote attackers to cause a denial of service via a series of malformed HTTP requests to the /dyn directory.

How urgent is CVE-2001-0394?

Priority 36/100. No elevated risk signals yet.

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References

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