CVE-2005-0430: The Quake 3 engine, as used in multiple game packages, allows remote attackers to cause a denial of service (s

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MEDIUM 5.0MITIGATE

CVE-2005-0430 is a medium-severity flaw (CVSS 5.0) affecting quake 3 engine. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

The Quake 3 engine, as used in multiple game packages, allows remote attackers to cause a denial of service (shutdown game server) and possibly crash the server via a long infostring, possibly triggering a buffer overflow.

Why this priority

EPSS top 6%: very likely to be exploited
Public exploit reference

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

Risk facts

CVSS score	5.0 (Medium)
EPSS exploit chance	7.5% (top 6%)
CISA exploited list	No
Published	2005-02-12
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: id software

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

Am I affected?

Timeline

2005-02-12 05:00 UTCPublished CVE record published
2026-06-16 22:11 UTCUpdated Record last modified

id software quake 3 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 quake-3-engine || rpm -q quake-3-engine || quake-3-engine --version

No fixed or unaffected release known

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

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: Quake 3 Engine - Infostring Crash and Shutdown

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-2005-0430?

quake 3 engine: mitigate or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2005-0430 being exploited?

CVE-2005-0430 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-2005-0430 affect?

CVE-2005-0430 affects quake 3 engine. Severity is medium (CVSS 5.0). The Quake 3 engine, as used in multiple game packages, allows remote attackers to cause a denial of service (shutdown game server) and possibly crash the server via a long infostring, possibly triggering a buffer overflow.

How urgent is CVE-2005-0430?

Priority 46/100. EPSS top 6%: very likely to be exploited; Public exploit reference

Related CVEs

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CVE-2006-3400 HIGH 7.5 DOWNGRADE DOWNGRADE Stack-based buffer overflow in the CG_ServerCommand function in Quake 3 Engine as used by Soldier of Fortune 2
CVE-2006-3325 MEDIUM 5.0 DOWNGRADE client/cl_parse.c in the id3 Quake 3 Engine 1.32c and the Icculus Quake 3 Engine (ioquake3) revision 810 and e
CVE-2006-3324 MEDIUM 5.0 DOWNGRADE The Automatic Downloading option in the id3 Quake 3 Engine and the Icculus Quake 3 Engine (ioquake3) before re
CVE-2006-2875 HIGH 7.5 UPGRADE Stack-based buffer overflow in the CL_ParseDownload function of Quake 3 Engine 1.32c and earlier, as used in m

References

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