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CVE-2017-6903

In ioquake3 before 2017-03-14, the auto-downloading feature has insufficient content restrictions...

7.8 HighFix available

In ioquake3 before 2017-03-14, the auto-downloading feature has insufficient content restrictions. This also affects Quake III Arena, OpenArena, OpenJK, iortcw, and other id Tech 3 (aka Quake 3 engine) forks. A malicious auto-downloaded file can trigger loading of crafted auto-downloaded files as native code DLLs. A malicious auto-downloaded file can contain configuration defaults that override the user's. Executable bytecode in a malicious auto-downloaded file can set configuration variables to values that will result in unwanted native code DLLs being loaded, resulting in sandbox escape.

Attack profile

How easy it is to exploit

Attack vector
Local
Complexity
Low
Privileges needed
None
User interaction
Required

What an attacker can affect

Confidentiality
High
Integrity
High
Availability
High

Exploit likelihood

1.29%Down 1.0 points since Apr 14, 2021
90%50%10%1%

What each source reports

NVD Score used 7.8

In ioquake3 before 2017-03-14, the auto-downloading feature has insufficient content restrictions. This also affects Quake III Arena, OpenArena, OpenJK, iortcw, and other id Tech 3 (aka Quake 3 engine) forks. A malicious auto-downloaded file can trigger loading of crafted auto-downloaded files as native code DLLs. A malicious auto-downloaded file can contain configuration defaults that override the user's. Executable bytecode in a malicious auto-downloaded file can set configuration variables to values that will result in unwanted native code DLLs being loaded, resulting in sandbox escape.

Record
CVE-2017-6903
CVSS 3.0
7.8 HighCVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CVSS 2.0
9.3 HighAV:N/AC:M/Au:N/C:C/I:C/A:C
Updated
2026-11-02
CVE List No score

In ioquake3 before 2017-03-14, the auto-downloading feature has insufficient content restrictions. This also affects Quake III Arena, OpenArena, OpenJK, iortcw, and other id Tech 3 (aka Quake 3 engine) forks. A malicious auto-downloaded file can trigger loading of crafted auto-downloaded files as native code DLLs. A malicious auto-downloaded file can contain configuration defaults that override the user's. Executable bytecode in a malicious auto-downloaded file can set configuration variables to values that will result in unwanted native code DLLs being loaded, resulting in sandbox escape.

Record
CVE-2017-6903
Updated
2026-11-02
EUVDEUVD-2017-15957 No score

In ioquake3 before 2017-03-14, the auto-downloading feature has insufficient content restrictions. This also affects Quake III Arena, OpenArena, OpenJK, iortcw, and other id Tech 3 (aka Quake 3 engine) forks. A malicious auto-downloaded file can trigger loading of crafted auto-downloaded files as native code DLLs. A malicious auto-downloaded file can contain configuration defaults that override the user's. Executable bytecode in a malicious auto-downloaded file can set configuration variables to values that will result in unwanted native code DLLs being loaded, resulting in sandbox escape.

Record
EUVD-2017-15957
Updated
2026-11-03
GitHub AdvisoriesGHSA-hcjf-mh94-fp2w 7.8

In ioquake3 before 2017-03-14, the auto-downloading feature has insufficient content restrictions...

In ioquake3 before 2017-03-14, the auto-downloading feature has insufficient content restrictions. This also affects Quake III Arena, OpenArena, OpenJK, iortcw, and other id Tech 3 (aka Quake 3 engine) forks. A malicious auto-downloaded file can trigger loading of crafted auto-downloaded files as native code DLLs. A malicious auto-downloaded file can contain configuration defaults that override the user's. Executable bytecode in a malicious auto-downloaded file can set configuration variables to values that will result in unwanted native code DLLs being loaded, resulting in sandbox escape.

Record
GHSA-hcjf-mh94-fp2w
CVSS 3.0
7.8 HighCVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Updated
2026-11-02
OSV 7.8

In ioquake3 before 2017-03-14, the auto-downloading feature has insufficient content restrictions. This also affects Quake III Arena, OpenArena, OpenJK, iortcw, and other id Tech 3 (aka Quake 3 engine) forks. A malicious auto-downloaded file can trigger loading of crafted auto-downloaded files as native code DLLs. A malicious auto-downloaded file can contain configuration defaults that override the user's. Executable bytecode in a malicious auto-downloaded file can set configuration variables to values that will result in unwanted native code DLLs being loaded, resulting in sandbox escape.

Record
CVE-2017-6903
CVSS 3.0
7.8 HighCVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Updated
2026-11-02
OSVDEBIAN-CVE-2017-6903 7.8

In ioquake3 before 2017-03-14, the auto-downloading feature has insufficient content restrictions. This also affects Quake III Arena, OpenArena, OpenJK, iortcw, and other id Tech 3 (aka Quake 3 engine) forks. A malicious auto-downloaded file can trigger loading of crafted auto-downloaded files as native code DLLs. A malicious auto-downloaded file can contain configuration defaults that override the user's. Executable bytecode in a malicious auto-downloaded file can set configuration variables to values that will result in unwanted native code DLLs being loaded, resulting in sandbox escape.

Record
DEBIAN-CVE-2017-6903
CVSS 3.0
7.8 HighCVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Updated
2026-11-02
OSVUBUNTU-CVE-2017-6903 7.8

In ioquake3 before 2017-03-14, the auto-downloading feature has insufficient content restrictions. This also affects Quake III Arena, OpenArena, OpenJK, iortcw, and other id Tech 3 (aka Quake 3 engine) forks. A malicious auto-downloaded file can trigger loading of crafted auto-downloaded files as native code DLLs. A malicious auto-downloaded file can contain configuration defaults that override the user's. Executable bytecode in a malicious auto-downloaded file can set configuration variables to values that will result in unwanted native code DLLs being loaded, resulting in sandbox escape.

Record
UBUNTU-CVE-2017-6903
CVSS 3.0
7.8 HighCVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Updated
2026-11-02

Affected products

Affected packages

Affected packages
PackageAffectedFixed
ioquake3
Debian:12
before 1.36+u20161101+dfsg1-2
1.36+u20161101+dfsg1-2
ioquake3
Debian:13
before 1.36+u20161101+dfsg1-2
1.36+u20161101+dfsg1-2
ioquake3
Debian:14
before 1.36+u20161101+dfsg1-2
1.36+u20161101+dfsg1-2
iortcw
Debian:12
before 1.50a+dfsg1-3, plus listed versions
1.42b+20150930+dfsg1-11.42b+20151119+dfsg1-11.42d+dfsg1-11.42d+dfsg1-21.42d+dfsg1-3
Show 4 moreShow less
1.42d+dfsg1-41.42d+dfsg1-51.50a+dfsg1-11.50a+dfsg1-2
1.50a+dfsg1-3
iortcw
Debian:13
before 1.50a+dfsg1-3, plus listed versions
1.42b+20150930+dfsg1-11.42b+20151119+dfsg1-11.42d+dfsg1-11.42d+dfsg1-21.42d+dfsg1-3
Show 4 moreShow less
1.42d+dfsg1-41.42d+dfsg1-51.50a+dfsg1-11.50a+dfsg1-2
1.50a+dfsg1-3
iortcw
Debian:14
before 1.50a+dfsg1-3, plus listed versions
1.42b+20150930+dfsg1-11.42b+20151119+dfsg1-11.42d+dfsg1-11.42d+dfsg1-21.42d+dfsg1-3
Show 4 moreShow less
1.42d+dfsg1-41.42d+dfsg1-51.50a+dfsg1-11.50a+dfsg1-2
1.50a+dfsg1-3
ioquake3
Debian:8
before 1.36+u20140802+gca9eebb-2+deb8u1, plus listed versions
1.36+u20140802+gca9eebb-2
1.36+u20140802+gca9eebb-2+deb8u1
ioquake3
Ubuntu:16.04:LTS
All versions, plus listed versions
1.36+u20150710+dfsg1-11.36+u20150926+dfsg1-11.36+u20151017+dfsg1-11.36+u20160122+dfsg1-1
None known

History

History
RecordedChangedSources
aliasesEUVD
first indexedCVE List, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2017-6903 is a high vulnerability (CVSS 7.8) in Ioquake3, published March 14, 2017. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.29%, the 70th percentile. Fixed in ioquake3 1.36+u20161101+dfsg1-2.

References

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