National Vulnerability Database

National Vulnerability Database

National Vulnerability
Database

CVE-2002-0839 Detail

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:  MITRE      Last Modified:  10/11/2002

Quick Info

CVE Dictionary Entry:
CVE-2002-0839
Original release date:
10/11/2002
Last revised:
10/17/2016
Source:
US-CERT/NIST

Impact

CVSS Severity (version 2.0):
CVSS v2 Base Score:
7.2 HIGH
Vector:
(AV:L/AC:L/Au:N/C:C/I:C/A:C) (legend)
Impact Subscore:
10.0
Exploitability Subscore:
3.9
CVSS Version 2 Metrics:
Access Vector:
Locally exploitable
Access Complexity:
Low
Authentication:
Not required to exploit
Impact Type:
Provides administrator access, Allows complete confidentiality, integrity, and availability violation; Allows unauthorized disclosure of information; Allows disruption of service

Vendor Statements (disclaimer)

Official Statement from Apache (07/02/2008)

Fixed in Apache HTTP Server 1.3.27: http://httpd.apache.org/security/vulnerabilities_13.html

References to Advisories, Solutions, and Tools

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Hyperlink Resource Type Source Name
ftp://patches.sgi.com/support/free/security/advisories/20021105-01-I External Source SGI 20021105-01-I
http://archives.neohapsis.com/archives/bugtraq/2002-10/0195.html External Source BUGTRAQ 20021015 GLSA: apache
http://archives.neohapsis.com/archives/bugtraq/2002-10/0254.html External Source BUGTRAQ 20021017 TSLSA-2002-0069-apache
http://archives.neohapsis.com/archives/vulnwatch/2002-q4/0012.html Patch; Vendor Advisory External Source VULNWATCH 20021003 iDEFENSE Security Advisory 10.03.2002: Apache 1.3.x shared memory scoreboard vulnerabilities
http://distro.conectiva.com.br/atualizacoes/?id=a&anuncio=000530 External Source CONECTIVA CLA-2002:530
http://marc.info/?l=apache-httpd-announce&m=103367938230488&w=2 External Source CONFIRM http://marc.info/?l=apache-httpd-announce&m=103367938230488&w=2
http://marc.info/?l=bugtraq&m=103376585508776&w=2 External Source BUGTRAQ 20021003 [OpenPKG-SA-2002.009] OpenPKG Security Advisory (apache)
http://marc.info/?l=bugtraq&m=130497311408250&w=2 External Source HP HPSBOV02683
http://online.securityfocus.com/advisories/4617 External Source HP HPSBUX0210-224
http://www.apacheweek.com/issues/02-10-04 Vendor Advisory External Source CONFIRM http://www.apacheweek.com/issues/02-10-04
http://www.debian.org/security/2002/dsa-187 External Source DEBIAN DSA-187
http://www.debian.org/security/2002/dsa-188 External Source DEBIAN DSA-188
http://www.debian.org/security/2002/dsa-195 External Source DEBIAN DSA-195
http://www.iss.net/security_center/static/10280.php Vendor Advisory External Source XF apache-scorecard-memory-overwrite(10280)
http://www.linux-mandrake.com/en/security/2002/MDKSA-2002-068.php External Source MANDRAKE MDKSA-2002:068
http://www.linuxsecurity.com/advisories/other_advisory-2414.html External Source ENGARDE ESA-20021007-024
http://www.securityfocus.com/bid/5884 External Source BID 5884

Technical Details

Vulnerability Type (View All)

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