CVE-2010-2702

Severity: critical (CVSS 9.3 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 4.9% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2010-07-12 · updated 2026-06-16
Weakness: CWE-119

Description

Buffer overflow in the UGameEngine::UpdateConnectingMessage function in the Unreal engine 1, 2, and 2.5, as used in multiple games including Unreal Tournament 2004, Unreal tournament 2003, Postal 2, Raven Shield, and SWAT4, when downloads are enabled, allows remote attackers to execute arbitrary code via a long LEVEL field in a WELCOME response to a download request.

Affected products

Epicgames Postal 2: all versions
Epicgames Raven Shield: all versions
Epicgames Swat 4: all versions
Epic Games Unreal Engine: 1, 2, 2.5
Epicgames Unreal Tournament 2003: all versions
Epicgames Unreal Tournament 2004: all versions

References

http://aluigi.altervista.org/adv/unrealcbof-adv.txt
http://aluigi.org/poc/unrealcbof.txt
http://osvdb.org/66039
http://secunia.com/advisories/40466
https://exchange.xforce.ibmcloud.com/vulnerabilities/60142
http://aluigi.altervista.org/adv/unrealcbof-adv.txt
http://aluigi.org/poc/unrealcbof.txt
http://osvdb.org/66039
http://secunia.com/advisories/40466
https://exchange.xforce.ibmcloud.com/vulnerabilities/60142

Get alerted when CVE-2010-2702 or the next vulnerability affects your stack