CVE-2005-0333: LANChat Pro Revival 1.666c allows remote attackers to cause a denial of service (application crash) via a malf

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MEDIUM 5.0DOWNGRADE

CVE-2005-0333 is a medium-severity flaw (CVSS 5.0) affecting lanchat pro revival. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

LANChat Pro Revival 1.666c allows remote attackers to cause a denial of service (application crash) via a malformed UDP packet.

Why this priority

Public exploit reference

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	2005-05-02
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: lanchat pro revival

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

Am I affected?

Timeline

2005-05-02 04:00 UTCPublished CVE record published
2026-06-16 22:10 UTCUpdated Record last modified

lanchat pro revival lanchat pro revival DOWNGRADE

Affected: 1.666c

Fixed in: no fixed release known

Safe to downgrade to: a release before 1.666c

1. Check installed version

apt-cache policy lanchat-pro-revival || rpm -q lanchat-pro-revival || lanchat-pro-revival --version

2. No fixed release: DOWNGRADE to a release before 1.666c (Debian / Ubuntu)

apt-cache madison lanchat-pro-revival sudo apt install lanchat-pro-revival=<VERSION_BEFORE_1.666c> sudo apt-mark hold lanchat-pro-revival

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

dnf --showduplicates list lanchat-pro-revival sudo dnf downgrade lanchat-pro-revival-<VERSION_BEFORE_1.666c> sudo dnf versionlock add lanchat-pro-revival

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-2005-0333?

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

Is CVE-2005-0333 being exploited?

CVE-2005-0333 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-2005-0333 affect?

CVE-2005-0333 affects lanchat pro revival. Severity is medium (CVSS 5.0). LANChat Pro Revival 1.666c allows remote attackers to cause a denial of service (application crash) via a malformed UDP packet.

How urgent is CVE-2005-0333?

Priority 42/100. Public exploit reference

References

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