CVE-2003-1431 json
Buffer overflow in Epic Games Unreal Engine 226f through 436 allows remote attackers to cause a denial of service (crash) via a long host s…
published 2003-12-31 22 y ago modified 2026-06-16 4 mo ago also EUVD-2003-1421
- cvss
- 7.1
- version 2.0, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 5.2%
- EPSS 5.2% chance of exploitation in 30 days, percentile 92%
- public exploits
- 1
- Exploit-DB
Summary
Buffer overflow in Epic Games Unreal Engine 226f through 436 allows remote attackers to cause a denial of service (crash) via a long host string in the Unreal URL.
Timeline
- First public exploit (EDB-22223)
- Published
Exploit prediction
5.24% chance of exploitation in the next 30 days, higher than 92% of all scored CVEs (FIRST EPSS, 2026-11-08).
Exploits and checks
- EDB-22223 Epic Games Unreal Engine 436 - Client Unreal URL Denial of Service dos, 2003-02-05
- securityfocus.com http://www.securityfocus.com/bid/6774 referenced PoC, tagged "exploit" by a source, unverified
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 2.0 | 7.1 | AV:N/AC:M/Au:N/C:N/I:N/A:C |
Classification
- Weakness
-
- CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer
References
-
securityfocus.com
/bid/6774
vdb-entry, exploit
-
exchange.xforce.ibmcloud.com
/vulnerabilities/11301
vdb-entry
- pivx.com /luigi/adv/ueng-adv.txt
-
archives.neohapsis.com
/archives/bugtraq/2003-02/0063.html
mailing-list
-
archives.neohapsis.com
/archives/bugtraq/2003-02/0142.html
mailing-list
Sources
- CVE List CVE-2003-1431
- NVD CVE-2003-1431
Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.