CVE-2002-0839

Severity CVSS v4.0:

Pending analysis

Type:

Unavailable / Other

Publication date:

11/10/2002

Last modified:

03/04/2025

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.

Impact

Vector 2.0

AV:L/AC:L/Au:N/C:C/I:C/A:C CVSS v2.0 Severity and Metrics:

Base Score: 7.20 HIGH
Vector: AV:L/AC:L/Au:N/C:C/I:C/A:C

Attack Vector (AV): Local
Attack Complexity (AC): Low
Authentication (Au): None
Confidentiality (C): Complete
Integrity (I): Complete
Availability (A): Complete

Base Score 2.0

7.20

Severity 2.0

HIGH

Vulnerable products and versions

CPE	From	Up to
cpe:2.3:a:apache:http_server::::::::	1.3.0 (including)	1.3.27 (excluding)
cpe:2.3:o:debian:debian_linux:2.2:::::::*
cpe:2.3:o:debian:debian_linux:3.0:::::::*

To consult the complete list of CPE names with products and versions, see this page

CVE-2002-0839

Description

Impact

Vulnerable products and versions

References to Advisories, Solutions, and Tools