Epic Games Unreal Engine 226f through 436 allows remote attackers to cause a denial of service (CPU consumption or crash) and possibly execute arbitrary code via (1) a packet with a negative size value, which is treated as a large positive number during memory allocation, or (2) a negative size value in a package file.
CVE-2003-1432
NONECVSS 0.0
0.0
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
- No confirmed exploitation signals yet
CISA-KEV: Not listedEPSS: 8%CVSS: —Exploit: NoneExposed: 0
No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.
- CVSS v3
- —
- EG Score
- 0.0(none)
- EPSS
- 93.8%
- KEV
- Not listed
Published
December 31, 2003
Last Modified
June 16, 2026
References (16)
- cve@mitrehttp://archives.neohapsis.com/archives/bugtraq/2003-02/0063.html
- cve@mitrehttp://archives.neohapsis.com/archives/bugtraq/2003-02/0142.html
- cve@mitrehttp://archives.neohapsis.com/archives/bugtraq/2003-05/0142.html
- cve@mitrehttp://www.securityfocus.com/bid/6770
- cve@mitrehttp://www.securityfocus.com/bid/6772
- cve@mitrehttps://exchange.xforce.ibmcloud.com/vulnerabilities/11302
- cve@mitrehttps://exchange.xforce.ibmcloud.com/vulnerabilities/11305
- cve@mitrehttps://exchange.xforce.ibmcloud.com/vulnerabilities/12012
- af854a3a-2127-422b-91ae-364da2661108http://archives.neohapsis.com/archives/bugtraq/2003-02/0063.html
- af854a3a-2127-422b-91ae-364da2661108http://archives.neohapsis.com/archives/bugtraq/2003-02/0142.html
- af854a3a-2127-422b-91ae-364da2661108http://archives.neohapsis.com/archives/bugtraq/2003-05/0142.html
- af854a3a-2127-422b-91ae-364da2661108http://www.securityfocus.com/bid/6770
- af854a3a-2127-422b-91ae-364da2661108http://www.securityfocus.com/bid/6772
- af854a3a-2127-422b-91ae-364da2661108https://exchange.xforce.ibmcloud.com/vulnerabilities/11302
- af854a3a-2127-422b-91ae-364da2661108https://exchange.xforce.ibmcloud.com/vulnerabilities/11305
Weakness Classification(2)
MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.
Frequently asked(4)
What is CVE-2003-1432?
CVE-2003-1432 is a none vulnerability published on December 31, 2003. Epic Games Unreal Engine 226f through 436 allows remote attackers to cause a denial of service (CPU consumption or crash) and possibly execute arbitrary code via (1) a packet with a negative size value, which is treated as a large positive number during memory allocation, or (2) a negative size…
When was CVE-2003-1432 disclosed?
CVE-2003-1432 was first published in the National Vulnerability Database on December 31, 2003, with the most recent update on June 16, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2003-1432 actively exploited?
CVE-2003-1432 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 93.8% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
How do I remediate CVE-2003-1432?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2003-1432, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.
Dependency Blast Radius
Explore the affected products and dependency analysis for CVE-2003-1432
Is Your Infrastructure Affected by CVE-2003-1432?
EchelonGraph automatically scans your cloud infrastructure and maps CVE exposure using blast radius analysis.