7.2
HIGH
CVE-2002-0839
Apache Shared Memory Scoreboard Denial of Service Vulnerability
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.

INFO

Published Date :

Oct. 11, 2002, 4 a.m.

Last Modified :

Nov. 20, 2024, 11:39 p.m.

Remotely Exploitable :

No

Impact Score :

10.0

Exploitability Score :

3.9
Affected Products

The following products are affected by CVE-2002-0839 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Debian debian_linux
1 Apache http_server
References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2002-0839.

URL Resource
ftp://patches.sgi.com/support/free/security/advisories/20021105-01-I Broken Link
http://archives.neohapsis.com/archives/bugtraq/2002-10/0195.html Broken Link
http://archives.neohapsis.com/archives/bugtraq/2002-10/0254.html Broken Link
http://archives.neohapsis.com/archives/vulnwatch/2002-q4/0012.html Broken Link Patch Vendor Advisory
http://distro.conectiva.com.br/atualizacoes/?id=a&anuncio=000530 Third Party Advisory
http://marc.info/?l=apache-httpd-announce&m=103367938230488&w=2 Mailing List Third Party Advisory
http://marc.info/?l=bugtraq&m=103376585508776&w=2 Issue Tracking Mailing List Third Party Advisory
http://marc.info/?l=bugtraq&m=130497311408250&w=2 Issue Tracking Mailing List Third Party Advisory
http://marc.info/?l=bugtraq&m=130497311408250&w=2 Issue Tracking Mailing List Third Party Advisory
http://online.securityfocus.com/advisories/4617 Third Party Advisory VDB Entry
http://www.apacheweek.com/issues/02-10-04 Release Notes Vendor Advisory
http://www.debian.org/security/2002/dsa-187 Third Party Advisory
http://www.debian.org/security/2002/dsa-188 Third Party Advisory
http://www.debian.org/security/2002/dsa-195 Third Party Advisory
http://www.iss.net/security_center/static/10280.php Broken Link Vendor Advisory
http://www.linux-mandrake.com/en/security/2002/MDKSA-2002-068.php Broken Link
http://www.linuxsecurity.com/advisories/other_advisory-2414.html Broken Link
http://www.securityfocus.com/bid/5884 Third Party Advisory VDB Entry
https://lists.apache.org/thread.html/r5419c9ba0951ef73a655362403d12bb8d10fab38274deb3f005816f5%40%3Ccvs.httpd.apache.org%3E
https://lists.apache.org/thread.html/r8c9983f1172a3415f915ddb7e14de632d2d0c326eb1285755a024165%40%3Ccvs.httpd.apache.org%3E
https://lists.apache.org/thread.html/r9f93cf6dde308d42a9c807784e8102600d0397f5f834890708bf6920%40%3Ccvs.httpd.apache.org%3E
https://lists.apache.org/thread.html/rd00b45b93fda4a5bd013b28587207d0e00f99f6e3308dbb6025f3b01%40%3Ccvs.httpd.apache.org%3E
https://lists.apache.org/thread.html/rf2f0f3611f937cf6cfb3b4fe4a67f69885855126110e1e3f2fb2728e%40%3Ccvs.httpd.apache.org%3E
https://lists.apache.org/thread.html/rf6449464fd8b7437704c55f88361b66f12d5b5f90bcce66af4be4ba9%40%3Ccvs.httpd.apache.org%3E
ftp://patches.sgi.com/support/free/security/advisories/20021105-01-I Broken Link
http://archives.neohapsis.com/archives/bugtraq/2002-10/0195.html Broken Link
http://archives.neohapsis.com/archives/bugtraq/2002-10/0254.html Broken Link
http://archives.neohapsis.com/archives/vulnwatch/2002-q4/0012.html Broken Link Patch Vendor Advisory
http://distro.conectiva.com.br/atualizacoes/?id=a&anuncio=000530 Third Party Advisory
http://marc.info/?l=apache-httpd-announce&m=103367938230488&w=2 Mailing List Third Party Advisory
http://marc.info/?l=bugtraq&m=103376585508776&w=2 Issue Tracking Mailing List Third Party Advisory
http://marc.info/?l=bugtraq&m=130497311408250&w=2 Issue Tracking Mailing List Third Party Advisory
http://marc.info/?l=bugtraq&m=130497311408250&w=2 Issue Tracking Mailing List Third Party Advisory
http://online.securityfocus.com/advisories/4617 Third Party Advisory VDB Entry
http://www.apacheweek.com/issues/02-10-04 Release Notes Vendor Advisory
http://www.debian.org/security/2002/dsa-187 Third Party Advisory
http://www.debian.org/security/2002/dsa-188 Third Party Advisory
http://www.debian.org/security/2002/dsa-195 Third Party Advisory
http://www.iss.net/security_center/static/10280.php Broken Link Vendor Advisory
http://www.linux-mandrake.com/en/security/2002/MDKSA-2002-068.php Broken Link
http://www.linuxsecurity.com/advisories/other_advisory-2414.html Broken Link
http://www.securityfocus.com/bid/5884 Third Party Advisory VDB Entry
https://lists.apache.org/thread.html/r5419c9ba0951ef73a655362403d12bb8d10fab38274deb3f005816f5%40%3Ccvs.httpd.apache.org%3E
https://lists.apache.org/thread.html/r8c9983f1172a3415f915ddb7e14de632d2d0c326eb1285755a024165%40%3Ccvs.httpd.apache.org%3E
https://lists.apache.org/thread.html/r9f93cf6dde308d42a9c807784e8102600d0397f5f834890708bf6920%40%3Ccvs.httpd.apache.org%3E
https://lists.apache.org/thread.html/rd00b45b93fda4a5bd013b28587207d0e00f99f6e3308dbb6025f3b01%40%3Ccvs.httpd.apache.org%3E
https://lists.apache.org/thread.html/rf2f0f3611f937cf6cfb3b4fe4a67f69885855126110e1e3f2fb2728e%40%3Ccvs.httpd.apache.org%3E
https://lists.apache.org/thread.html/rf6449464fd8b7437704c55f88361b66f12d5b5f90bcce66af4be4ba9%40%3Ccvs.httpd.apache.org%3E

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2002-0839 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2002-0839 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • CVE Modified by [email protected]

    May. 14, 2024

    Action Type Old Value New Value
  • CVE Modified by [email protected]

    Nov. 07, 2023

    Action Type Old Value New Value
    Added Reference MITRE https://lists.apache.org/thread.html/rf6449464fd8b7437704c55f88361b66f12d5b5f90bcce66af4be4ba9%40%3Ccvs.httpd.apache.org%3E [No types assigned]
    Added Reference MITRE https://lists.apache.org/thread.html/r5419c9ba0951ef73a655362403d12bb8d10fab38274deb3f005816f5%40%3Ccvs.httpd.apache.org%3E [No types assigned]
    Added Reference MITRE https://lists.apache.org/thread.html/rd00b45b93fda4a5bd013b28587207d0e00f99f6e3308dbb6025f3b01%40%3Ccvs.httpd.apache.org%3E [No types assigned]
    Added Reference MITRE https://lists.apache.org/thread.html/r9f93cf6dde308d42a9c807784e8102600d0397f5f834890708bf6920%40%3Ccvs.httpd.apache.org%3E [No types assigned]
    Added Reference MITRE https://lists.apache.org/thread.html/r8c9983f1172a3415f915ddb7e14de632d2d0c326eb1285755a024165%40%3Ccvs.httpd.apache.org%3E [No types assigned]
    Added Reference MITRE https://lists.apache.org/thread.html/rf2f0f3611f937cf6cfb3b4fe4a67f69885855126110e1e3f2fb2728e%40%3Ccvs.httpd.apache.org%3E [No types assigned]
    Removed Reference MITRE https://lists.apache.org/thread.html/rf6449464fd8b7437704c55f88361b66f12d5b5f90bcce66af4be4ba9@%3Ccvs.httpd.apache.org%3E
    Removed Reference MITRE https://lists.apache.org/thread.html/rd00b45b93fda4a5bd013b28587207d0e00f99f6e3308dbb6025f3b01@%3Ccvs.httpd.apache.org%3E
    Removed Reference MITRE https://lists.apache.org/thread.html/r9f93cf6dde308d42a9c807784e8102600d0397f5f834890708bf6920@%3Ccvs.httpd.apache.org%3E
    Removed Reference MITRE https://lists.apache.org/thread.html/r5419c9ba0951ef73a655362403d12bb8d10fab38274deb3f005816f5@%3Ccvs.httpd.apache.org%3E
    Removed Reference MITRE https://lists.apache.org/thread.html/r8c9983f1172a3415f915ddb7e14de632d2d0c326eb1285755a024165@%3Ccvs.httpd.apache.org%3E
    Removed Reference MITRE https://lists.apache.org/thread.html/rf2f0f3611f937cf6cfb3b4fe4a67f69885855126110e1e3f2fb2728e@%3Ccvs.httpd.apache.org%3E
  • Modified Analysis by [email protected]

    Sep. 23, 2022

    Action Type Old Value New Value
    Changed Reference Type ftp://patches.sgi.com/support/free/security/advisories/20021105-01-I No Types Assigned ftp://patches.sgi.com/support/free/security/advisories/20021105-01-I Broken Link
    Changed Reference Type http://archives.neohapsis.com/archives/bugtraq/2002-10/0195.html No Types Assigned http://archives.neohapsis.com/archives/bugtraq/2002-10/0195.html Broken Link
    Changed Reference Type http://archives.neohapsis.com/archives/bugtraq/2002-10/0254.html No Types Assigned http://archives.neohapsis.com/archives/bugtraq/2002-10/0254.html Broken Link
    Changed Reference Type http://archives.neohapsis.com/archives/vulnwatch/2002-q4/0012.html Patch, Vendor Advisory http://archives.neohapsis.com/archives/vulnwatch/2002-q4/0012.html Broken Link, Patch, Vendor Advisory
    Changed Reference Type http://distro.conectiva.com.br/atualizacoes/?id=a&anuncio=000530 No Types Assigned http://distro.conectiva.com.br/atualizacoes/?id=a&anuncio=000530 Third Party Advisory
    Changed Reference Type http://marc.info/?l=apache-httpd-announce&m=103367938230488&w=2 No Types Assigned http://marc.info/?l=apache-httpd-announce&m=103367938230488&w=2 Mailing List, Third Party Advisory
    Changed Reference Type http://marc.info/?l=bugtraq&m=103376585508776&w=2 No Types Assigned http://marc.info/?l=bugtraq&m=103376585508776&w=2 Issue Tracking, Mailing List, Third Party Advisory
    Changed Reference Type http://marc.info/?l=bugtraq&m=130497311408250&w=2 No Types Assigned http://marc.info/?l=bugtraq&m=130497311408250&w=2 Issue Tracking, Mailing List, Third Party Advisory
    Changed Reference Type http://online.securityfocus.com/advisories/4617 No Types Assigned http://online.securityfocus.com/advisories/4617 Third Party Advisory, VDB Entry
    Changed Reference Type http://www.apacheweek.com/issues/02-10-04 Vendor Advisory http://www.apacheweek.com/issues/02-10-04 Release Notes, Vendor Advisory
    Changed Reference Type http://www.debian.org/security/2002/dsa-187 No Types Assigned http://www.debian.org/security/2002/dsa-187 Third Party Advisory
    Changed Reference Type http://www.debian.org/security/2002/dsa-188 No Types Assigned http://www.debian.org/security/2002/dsa-188 Third Party Advisory
    Changed Reference Type http://www.debian.org/security/2002/dsa-195 No Types Assigned http://www.debian.org/security/2002/dsa-195 Third Party Advisory
    Changed Reference Type http://www.iss.net/security_center/static/10280.php Vendor Advisory http://www.iss.net/security_center/static/10280.php Broken Link, Vendor Advisory
    Changed Reference Type http://www.linux-mandrake.com/en/security/2002/MDKSA-2002-068.php No Types Assigned http://www.linux-mandrake.com/en/security/2002/MDKSA-2002-068.php Broken Link
    Changed Reference Type http://www.linuxsecurity.com/advisories/other_advisory-2414.html No Types Assigned http://www.linuxsecurity.com/advisories/other_advisory-2414.html Broken Link
    Changed Reference Type http://www.securityfocus.com/bid/5884 No Types Assigned http://www.securityfocus.com/bid/5884 Third Party Advisory, VDB Entry
    Changed Reference Type https://lists.apache.org/thread.html/r5419c9ba0951ef73a655362403d12bb8d10fab38274deb3f005816f5@%3Ccvs.httpd.apache.org%3E No Types Assigned https://lists.apache.org/thread.html/r5419c9ba0951ef73a655362403d12bb8d10fab38274deb3f005816f5@%3Ccvs.httpd.apache.org%3E Mailing List, Vendor Advisory
    Changed Reference Type https://lists.apache.org/thread.html/r8c9983f1172a3415f915ddb7e14de632d2d0c326eb1285755a024165@%3Ccvs.httpd.apache.org%3E No Types Assigned https://lists.apache.org/thread.html/r8c9983f1172a3415f915ddb7e14de632d2d0c326eb1285755a024165@%3Ccvs.httpd.apache.org%3E Mailing List, Vendor Advisory
    Changed Reference Type https://lists.apache.org/thread.html/r9f93cf6dde308d42a9c807784e8102600d0397f5f834890708bf6920@%3Ccvs.httpd.apache.org%3E No Types Assigned https://lists.apache.org/thread.html/r9f93cf6dde308d42a9c807784e8102600d0397f5f834890708bf6920@%3Ccvs.httpd.apache.org%3E Mailing List, Vendor Advisory
    Changed Reference Type https://lists.apache.org/thread.html/rd00b45b93fda4a5bd013b28587207d0e00f99f6e3308dbb6025f3b01@%3Ccvs.httpd.apache.org%3E No Types Assigned https://lists.apache.org/thread.html/rd00b45b93fda4a5bd013b28587207d0e00f99f6e3308dbb6025f3b01@%3Ccvs.httpd.apache.org%3E Mailing List, Vendor Advisory
    Changed Reference Type https://lists.apache.org/thread.html/rf2f0f3611f937cf6cfb3b4fe4a67f69885855126110e1e3f2fb2728e@%3Ccvs.httpd.apache.org%3E No Types Assigned https://lists.apache.org/thread.html/rf2f0f3611f937cf6cfb3b4fe4a67f69885855126110e1e3f2fb2728e@%3Ccvs.httpd.apache.org%3E Mailing List, Vendor Advisory
    Changed Reference Type https://lists.apache.org/thread.html/rf6449464fd8b7437704c55f88361b66f12d5b5f90bcce66af4be4ba9@%3Ccvs.httpd.apache.org%3E No Types Assigned https://lists.apache.org/thread.html/rf6449464fd8b7437704c55f88361b66f12d5b5f90bcce66af4be4ba9@%3Ccvs.httpd.apache.org%3E Mailing List, Vendor Advisory
    Removed CWE NIST NVD-CWE-Other
    Added CWE NIST NVD-CWE-noinfo
    Changed CPE Configuration OR *cpe:2.3:a:apache:http_server:1.3.19:*:*:*:*:*:*:* *cpe:2.3:a:apache:http_server:1.3.20:*:*:*:*:*:*:* *cpe:2.3:a:apache:http_server:1.3.22:*:*:*:*:*:*:* *cpe:2.3:a:apache:http_server:1.3.23:*:*:*:*:*:*:* *cpe:2.3:a:apache:http_server:1.3.24:*:*:*:*:*:*:* *cpe:2.3:a:apache:http_server:1.3.25:*:*:*:*:*:*:* *cpe:2.3:a:apache:http_server:1.3.26:*:*:*:*:*:*:* OR *cpe:2.3:a:apache:http_server:*:*:*:*:*:*:*:* versions from (including) 1.3.0 up to (excluding) 1.3.27
    Added CPE Configuration OR *cpe:2.3:o:debian:debian_linux:2.2:*:*:*:*:*:*:* *cpe:2.3:o:debian:debian_linux:3.0:*:*:*:*:*:*:*
  • CVE Modified by [email protected]

    Jun. 06, 2021

    Action Type Old Value New Value
    Added Reference https://lists.apache.org/thread.html/rf2f0f3611f937cf6cfb3b4fe4a67f69885855126110e1e3f2fb2728e@%3Ccvs.httpd.apache.org%3E [No Types Assigned]
  • CVE Modified by [email protected]

    Apr. 22, 2021

    Action Type Old Value New Value
    Added Reference https://lists.apache.org/thread.html/rd00b45b93fda4a5bd013b28587207d0e00f99f6e3308dbb6025f3b01@%3Ccvs.httpd.apache.org%3E [No Types Assigned]
    Added Reference https://lists.apache.org/thread.html/r9f93cf6dde308d42a9c807784e8102600d0397f5f834890708bf6920@%3Ccvs.httpd.apache.org%3E [No Types Assigned]
    Added Reference https://lists.apache.org/thread.html/r5419c9ba0951ef73a655362403d12bb8d10fab38274deb3f005816f5@%3Ccvs.httpd.apache.org%3E [No Types Assigned]
    Added Reference https://lists.apache.org/thread.html/r8c9983f1172a3415f915ddb7e14de632d2d0c326eb1285755a024165@%3Ccvs.httpd.apache.org%3E [No Types Assigned]
  • CVE Modified by [email protected]

    Mar. 30, 2021

    Action Type Old Value New Value
    Added Reference https://lists.apache.org/thread.html/rf6449464fd8b7437704c55f88361b66f12d5b5f90bcce66af4be4ba9@%3Ccvs.httpd.apache.org%3E [No Types Assigned]
  • CVE Modified by [email protected]

    Oct. 18, 2016

    Action Type Old Value New Value
    Removed Reference http://marc.theaimsgroup.com/?l=apache-httpd-announce&m=103367938230488&w=2
    Removed Reference http://marc.theaimsgroup.com/?l=bugtraq&m=103376585508776&w=2
    Added Reference http://marc.info/?l=bugtraq&m=103376585508776&w=2
    Added Reference http://marc.info/?l=apache-httpd-announce&m=103367938230488&w=2
  • Initial Analysis by [email protected]

    Jan. 01, 2004

    Action Type Old Value New Value
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2002-0839 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2002-0839 weaknesses.

Exploit Prediction

EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.

0.09 }} 0.03%

score

0.36140

percentile

CVSS2 - Vulnerability Scoring System
Access Vector
Access Complexity
Authentication
Confidentiality
Integrity
Availability