CVE-2002-0843: Apache HTTP Server

High severity, CVSS 7.5. EPSS: 21.4% chance of exploitation in the next 30 days.

Buffer overflows in the ApacheBench benchmark support program (ab.c) in Apache before 1.3.27, and Apache 2.x before 2.0.43, allow a malicious web server to cause a denial of service and possibly execute arbitrary code via a long response.

Affected products

• Apache HTTP Server: version 1.3 only; version 1.3.1 only; version 1.3.3 only; version 1.3.4 only; version 1.3.6 only; version 1.3.9 only; …
• Oracle Application Server: version 1.0.2 only; version 1.0.2.1s only; version 1.0.2.2 only; version 9.0.2 only; version 9.0.2.1 only
• Oracle Database Server: version 8.1.7 only; version 9.2.2 only
• Oracle ORACLE8I: version 8.1.7 only; version 8.1.7.0.0_enterprise only; version 8.1.7.1 only; version 8.1.7.1.0_enterprise only

Published 2002-10-11. Last modified 2026-06-16.