7.5
HIGH
CVE-2003-0993
Apache mod_access IP Address Parsing Denial of Service and Privilege Escalation Vulnerability
Description

mod_access in Apache 1.3 before 1.3.30, when running big-endian 64-bit platforms, does not properly parse Allow/Deny rules using IP addresses without a netmask, which could allow remote attackers to bypass intended access restrictions.

INFO

Published Date :

March 29, 2004, 5 a.m.

Last Modified :

Nov. 7, 2023, 1:56 a.m.

Remotely Exploitable :

Yes !

Impact Score :

6.4

Exploitability Score :

10.0
Affected Products

The following products are affected by CVE-2003-0993 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 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-2003-0993.

URL Resource
http://frontal2.mandriva.com/security/advisories?name=MDKSA-2004:046
http://issues.apache.org/bugzilla/show_bug.cgi?id=23850
http://marc.info/?l=apache-cvs&m=107869603013722
http://marc.info/?l=bugtraq&m=108437852004207&w=2
http://security.gentoo.org/glsa/glsa-200405-22.xml
http://sunsolve.sun.com/search/document.do?assetkey=1-26-101555-1
http://sunsolve.sun.com/search/document.do?assetkey=1-26-101841-1
http://sunsolve.sun.com/search/document.do?assetkey=1-26-57628-1
http://www.apacheweek.com/features/security-13 Vendor Advisory
http://www.securityfocus.com/bid/9829 Patch Vendor Advisory
http://www.slackware.com/security/viewer.php?l=slackware-security&y=2004&m=slackware-security.529643
http://www.trustix.org/errata/2004/0027
https://exchange.xforce.ibmcloud.com/vulnerabilities/15422
https://lists.apache.org/thread.html/r5419c9ba0951ef73a655362403d12bb8d10fab38274deb3f005816f5%40%3Ccvs.httpd.apache.org%3E
https://lists.apache.org/thread.html/r5f9c22f9c28adbd9f00556059edc7b03a5d5bb71d4bb80257c0d34e4%40%3Ccvs.httpd.apache.org%3E
https://lists.apache.org/thread.html/r7035b7c9091c4b665a3b7205364775410646f12125d48e74e395f2ce%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/raa117ef183f0da9b3f46efbeaa66f7622bd68868a450cae4fd8ed594%40%3Ccvs.httpd.apache.org%3E
https://lists.apache.org/thread.html/re028d61fe612b0908595d658b9b39e74bca56f2a1ed3c5f06b5ab571%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
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A100111
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A4670

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-2003-0993 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2003-0993 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/re028d61fe612b0908595d658b9b39e74bca56f2a1ed3c5f06b5ab571%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/r7035b7c9091c4b665a3b7205364775410646f12125d48e74e395f2ce%40%3Ccvs.httpd.apache.org%3E [No types assigned]
    Added Reference MITRE https://lists.apache.org/thread.html/raa117ef183f0da9b3f46efbeaa66f7622bd68868a450cae4fd8ed594%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/r5f9c22f9c28adbd9f00556059edc7b03a5d5bb71d4bb80257c0d34e4%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/r7035b7c9091c4b665a3b7205364775410646f12125d48e74e395f2ce@%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/re028d61fe612b0908595d658b9b39e74bca56f2a1ed3c5f06b5ab571@%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/r5f9c22f9c28adbd9f00556059edc7b03a5d5bb71d4bb80257c0d34e4@%3Ccvs.httpd.apache.org%3E
    Removed Reference MITRE https://lists.apache.org/thread.html/raa117ef183f0da9b3f46efbeaa66f7622bd68868a450cae4fd8ed594@%3Ccvs.httpd.apache.org%3E
    Removed Reference MITRE https://lists.apache.org/thread.html/rf2f0f3611f937cf6cfb3b4fe4a67f69885855126110e1e3f2fb2728e@%3Ccvs.httpd.apache.org%3E
  • 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]

    Jun. 03, 2021

    Action Type Old Value New Value
    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/r5f9c22f9c28adbd9f00556059edc7b03a5d5bb71d4bb80257c0d34e4@%3Ccvs.httpd.apache.org%3E [No Types Assigned]
    Added Reference https://lists.apache.org/thread.html/raa117ef183f0da9b3f46efbeaa66f7622bd68868a450cae4fd8ed594@%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]
    Added Reference https://lists.apache.org/thread.html/r7035b7c9091c4b665a3b7205364775410646f12125d48e74e395f2ce@%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/re028d61fe612b0908595d658b9b39e74bca56f2a1ed3c5f06b5ab571@%3Ccvs.httpd.apache.org%3E [No Types Assigned]
  • CVE Modified by [email protected]

    Oct. 10, 2017

    Action Type Old Value New Value
    Removed Reference http://oval.mitre.org/repository/data/getDef?id=oval:org.mitre.oval:def:4670 [Tool Signature, US Government Resource]
    Removed Reference http://xforce.iss.net/xforce/xfdb/15422 [Vendor Advisory]
    Removed Reference http://oval.mitre.org/repository/data/getDef?id=oval:org.mitre.oval:def:100111 [Tool Signature, US Government Resource]
    Added Reference https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A4670 [No Types Assigned]
    Added Reference https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A100111 [No Types Assigned]
    Added Reference https://exchange.xforce.ibmcloud.com/vulnerabilities/15422 [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-cvs&m=107869603013722
    Removed Reference http://marc.theaimsgroup.com/?l=bugtraq&m=108437852004207&w=2
    Added Reference http://marc.info/?l=apache-cvs&m=107869603013722
    Added Reference http://marc.info/?l=bugtraq&m=108437852004207&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-2003-0993 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-2003-0993 weaknesses.

Exploit Prediction

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

0.34 }} -0.03%

score

0.67788

percentile

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