CVE-2002-0839 — HIGH severity vulnerability (The shared memory scoreboard in the HTTP daemon for Apache 1)
The shared memory scoreboard in the HTTP daemon for Apache 1.3.x before 1.3.27 allows any user running as the Apache UID to send a SIGUSR1 signal to any process as root, resulting in a denial of service (process kill) or possibly other behaviors that would not normally be allowed, by modifying the parent[].pid and pare
| CVE ID | CVE-2002-0839 |
|---|---|
| Severity | HIGH |
| CVSS score | 7.2 |
| CVSS vector | AV:L/AC:L/Au:N/C:C/I:C/A:C |
| CWE | NVD-CWE-noinfo |
| Status | Modified |
| Published | 2002-10-11 |
| Last modified | 2026-04-16 |
| Description | The shared memory scoreboard in the HTTP daemon for Apache 1.3.x before 1.3.27 allows any user running as the Apache UID to send a SIGUSR1 signal to any process as root, resulting in a denial of service (process kill) or possibly other behaviors that would not normally be allowed, by modifying the parent[].pid and parent[].last_rtime segments in the scoreboard. |
| Source | NIST National Vulnerability Database |
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