CVE-2004-2077: Nadeo Game Engine for Nadeo TrackMania and Nadeo Virtual Skipper 3 allows remote attackers to cause a denial o

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MEDIUM 5.0MITIGATEMITIGATEDOWNGRADE

CVE-2004-2077 is a medium-severity flaw (CVSS 5.0) affecting game engine, trackmania, virtual skipper. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Nadeo Game Engine for Nadeo TrackMania and Nadeo Virtual Skipper 3 allows remote attackers to cause a denial of service (server crash) via malformed data to TCP port 2350, possibly due to long values or incorrect size fields.

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	3.5% (top 11%)
CISA exploited list	No
Published	2004-02-08
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: nadeo

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

Am I affected?

Timeline

2004-02-08 05:00 UTCPublished CVE record published
2026-06-16 22:08 UTCUpdated Record last modified

nadeo game engine MITIGATE

Affected: all versions

Fixed in: no fixed release known

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy game-engine || rpm -q game-engine || game-engine --version

No fixed or unaffected release known

Apply the vendor mitigation from the advisory, disable the affected feature, or restrict network access.

nadeo trackmania MITIGATE

Affected: all versions

Fixed in: no fixed release known

Safe to downgrade to: no unaffected older release

1. Check installed version

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

No fixed or unaffected release known

Apply the vendor mitigation from the advisory, disable the affected feature, or restrict network access.

nadeo virtual skipper DOWNGRADE

Affected: 3

Fixed in: no fixed release known

Safe to downgrade to: a release before 3

1. Check installed version

apt-cache policy virtual-skipper || rpm -q virtual-skipper || virtual-skipper --version

2. No fixed release: DOWNGRADE to a release before 3 (Debian / Ubuntu)

apt-cache madison virtual-skipper sudo apt install virtual-skipper=<VERSION_BEFORE_3> sudo apt-mark hold virtual-skipper

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

dnf --showduplicates list virtual-skipper sudo dnf downgrade virtual-skipper-<VERSION_BEFORE_3> sudo dnf versionlock add virtual-skipper

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: Nadeo Game Engine - Remote Denial of Service

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-2004-2077?

game engine: mitigate or apply the listed mitigation; trackmania: mitigate or apply the listed mitigation; virtual skipper: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2004-2077 being exploited?

CVE-2004-2077 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-2004-2077 affect?

CVE-2004-2077 affects game engine, trackmania, virtual skipper. Severity is medium (CVSS 5.0). Nadeo Game Engine for Nadeo TrackMania and Nadeo Virtual Skipper 3 allows remote attackers to cause a denial of service (server crash) via malformed data to TCP port 2350, possibly due to long values or incorrect size fields.

How urgent is CVE-2004-2077?

Priority 45/100. Public exploit reference

References

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