How severe is CVE-2006-3400?

CVE-2006-3400 has a CVSS 2.0 base score of 7.5, rated high severity.

Is CVE-2006-3400 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 5% (91st percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2006-3400?

CVE-2006-3400 primarily affects Id Software Quake 3 Engine. In total, 4 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2006-3400?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2006-3400 published?

CVE-2006-3400 was published on 2006-07-06 and last updated on 2026-06-16.

CVE-2006-3400

CVE-2006-3400 is a high-severity vulnerability in Id Software Quake 3 Engine with a CVSS 2.0 base score of 7.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Severity: High (CVSS 2.0 base score 7.5)
EPSS exploit prediction: 5% (91st percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Id Software Quake 3 Engine
Published: 2006-07-06
Last modified: 2026-06-16

Description

Stack-based buffer overflow in the CG_ServerCommand function in Quake 3 Engine as used by Soldier of Fortune 2 (SOF2MP) GOLD 1.03 allows remote attackers to cause a denial of service and possibly execute code by sending a long command from the server.

Frequently asked questions

What is CVE-2006-3400?: Stack-based buffer overflow in the CG_ServerCommand function in Quake 3 Engine as used by Soldier of Fortune 2 (SOF2MP) GOLD 1.03 allows remote attackers to cause a denial of service and possibly execute code by sending a long command from the server.
How severe is CVE-2006-3400?: CVE-2006-3400 has a CVSS 2.0 base score of 7.5, rated high severity.
Is CVE-2006-3400 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 5% (91st percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2006-3400?: CVE-2006-3400 primarily affects Id Software Quake 3 Engine. In total, 4 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2006-3400?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2006-3400 published?: CVE-2006-3400 was published on 2006-07-06 and last updated on 2026-06-16.

References

Affected products (4)

cpe:2.3:a:id_software:quake_3_engine:1.32b:*:*:*:*:*:*:*
cpe:2.3:a:id_software:quake_3_engine:1.32c:*:*:*:*:*:*:*
cpe:2.3:a:id_software:quake_3_engine:icculus_812:*:*:*:*:*:*:*
cpe:2.3:a:raven_software:soldier_of_fortune_2:1.03:*:*:*:*:*:*:*

More vulnerabilities in Id Software Quake 3 Engine

CVE-2006-2236 — High (CVSS 7.6): Buffer overflow in the Quake 3 Engine, as used by (1) ET 2.60, (2) Return to Castle Wolfenstein 1.41, and (3) Quake III…
CVE-2006-3401 — High (CVSS 7.5): Stack-based buffer overflow in Quake 3 Engine as used by Quake 3: Arena 1.32b and 1.32c allows remote attackers to…
CVE-2006-2875 — High (CVSS 7.5): Stack-based buffer overflow in the CL_ParseDownload function of Quake 3 Engine 1.32c and earlier, as used in multiple…
CVE-2006-2082 — High (CVSS 7.5): Directory traversal vulnerability in Quake 3 engine, as used in products including Quake3 Arena, Return to Castle…
CVE-2006-3324 — Medium (CVSS 5.0): The Automatic Downloading option in the id3 Quake 3 Engine and the Icculus Quake 3 Engine (ioquake3) before revision…
CVE-2006-3325 — Medium (CVSS 5.0): client/cl_parse.c in the id3 Quake 3 Engine 1.32c and the Icculus Quake 3 Engine (ioquake3) revision 810 and earlier…

All CVEs affecting Id Software Quake 3 Engine →