THREATPORT/VULNERABILITY/CVE-2011-2764
HIGH SEVERITY

CVE-2011-2764

Ioquake3 Engine vulnerability

CVSS
10.0
EPSS
8.7%
EPSS pct
95th
Exploited
No known
The FS_CheckFilenameIsNotExecutable function in qcommon/files.c in the ioQuake3 engine 1.36 and earlier, as used in World of Padman, Smokin' Guns, OpenArena, Tremulous, and ioUrbanTerror, does not properly determine dangerous file extensions, which allows remote attackers to execute arbitrary code via a crafted third-party addon that creates a Trojan horse DLL file.
Affected vendor
Ioquake3
Affected product
Ioquake3 Engine
CVSS vector
AV:N/AC:L/Au:N/C:C/I:C/A:C
Weakness type (CWE)
  • CWE-20 — Improper Input Validation
Published
2011-08-04

Risk analysis

Based on its CVSS vector, this vulnerability is exploitable over the network, low attack complexity, requiring no authentication. Successful exploitation leads to complete impact to confidentiality, complete impact to integrity, complete impact to availability.

Its EPSS score of 8.7% reflects a lower probability of exploitation activity in the wild over the next 30 days, placing it above 95% of all scored CVEs.

Check your external exposure to CVE-2011-2764

  • Confirm whether Ioquake3 Ioquake3 Engine is running on any internet-facing host or subdomain.
  • Match discovered service fingerprints against the version affected by CVE-2011-2764.
  • Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2011-2764

ThreatPort's external attack surface scanner checks your internet-facing assets — agentlessly, from the outside in — for the exposed services and versions that CVE-2011-2764 affects, then prioritises the finding by real risk using CISA KEV and FIRST.org EPSS.

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