CVE-2008-7011: The Unreal engine, as used in Unreal Tournament 3 1.3, Unreal Tournament 2003 and 2004, Dead Man's Hand, Paria

This month

MEDIUM 4.0MITIGATEDOWNGRADEMITIGATE

CVE-2008-7011 is a medium-severity flaw (CVSS 4.0) affecting pariah, unreal tournament, warpath. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

The Unreal engine, as used in Unreal Tournament 3 1.3, Unreal Tournament 2003 and 2004, Dead Man's Hand, Pariah, WarPath, Postal2, and Shadow Ops, allows remote authenticated users to cause a denial of service (server exit) via multiple file downloads from the server, which triggers an assertion failure when the Closing flag in UnChan.cpp is set.

Why this priority

Public exploit reference

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

Risk facts

CVSS score	4.0 (Medium)
EPSS exploit chance	2.2% (top 18%)
CISA exploited list	No
Weakness	CWE-399
Published	2009-08-19
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: digital extreme · epic games · groove games · human head studios · red mercury · whiptail interactive

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

Am I affected?

Timeline

2009-08-19 10:30 UTCPublished CVE record published
2026-06-16 23:03 UTCUpdated Record last modified

digital extreme pariah 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 pariah || rpm -q pariah || pariah --version

No fixed or unaffected release known

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

epic games unreal tournament DOWNGRADE

Affected: 3 1.3 · 2003 · 2004

Fixed in: no fixed release known

Safe to downgrade to: a release before 3

1. Check installed version

apt-cache policy unreal-tournament || rpm -q unreal-tournament || unreal-tournament --version

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

apt-cache madison unreal-tournament sudo apt install unreal-tournament=<VERSION_BEFORE_3> sudo apt-mark hold unreal-tournament

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

dnf --showduplicates list unreal-tournament sudo dnf downgrade unreal-tournament-<VERSION_BEFORE_3> sudo dnf versionlock add unreal-tournament

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.

groove games warpath 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 warpath || rpm -q warpath || warpath --version

No fixed or unaffected release known

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

human head studios dead mans hand 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 dead-mans-hand || rpm -q dead-mans-hand || dead-mans-hand --version

No fixed or unaffected release known

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

red mercury shadow ops 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 shadow-ops || rpm -q shadow-ops || shadow-ops --version

No fixed or unaffected release known

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

whiptail interactive postal DOWNGRADE

Affected: 2

Fixed in: no fixed release known

Safe to downgrade to: a release before 2

1. Check installed version

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

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

apt-cache madison postal sudo apt install postal=<VERSION_BEFORE_2> sudo apt-mark hold postal

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

dnf --showduplicates list postal sudo dnf downgrade postal-<VERSION_BEFORE_2> sudo dnf versionlock add postal

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: Unreal Engine - 'UnChan.cpp' Failed Assertion 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-2008-7011?

pariah: mitigate or apply the listed mitigation; unreal tournament: downgrade or apply the listed mitigation; warpath: mitigate or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2008-7011 being exploited?

CVE-2008-7011 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-2008-7011 affect?

CVE-2008-7011 affects pariah, unreal tournament, warpath. Severity is medium (CVSS 4.0). The Unreal engine, as used in Unreal Tournament 3 1.3, Unreal Tournament 2003 and 2004, Dead Man's Hand, Pariah, WarPath, Postal2, and Shadow Ops, allows remote authenticated users to cause a denial of service (server exit) via multiple fil

How urgent is CVE-2008-7011?

Priority 40/100. Public exploit reference

References

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