Instituto Nacional de ciberseguridad. Sección Incibe
Instituto Nacional de Ciberseguridad. Sección INCIBE-CERT

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CVE-2003-0993

Severity CVSS v4.0:
Pending analysis
Type:
Unavailable / Other
Publication date:
29/03/2004
Last modified:
03/04/2025

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.

Impact

Vector 2.0
AV:N/AC:L/Au:N/C:P/I:P/A:P CVSS v2.0 Severity and Metrics:

Base Score: 7.50 HIGH
Vector: AV:N/AC:L/Au:N/C:P/I:P/A:P

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

Base Score 2.0
7.50
Severity 2.0
HIGH

Vulnerable products and versions

CPE From Up to
cpe:2.3:a:apache:http_server:1.3:*:*:*:*:*:*:*
cpe:2.3:a:apache:http_server:1.3.1:*:*:*:*:*:*:*
cpe:2.3:a:apache:http_server:1.3.3:*:*:*:*:*:*:*
cpe:2.3:a:apache:http_server:1.3.4:*:*:*:*:*:*:*
cpe:2.3:a:apache:http_server:1.3.6:*:*:*:*:*:*:*
cpe:2.3:a:apache:http_server:1.3.7:*:dev:*:*:*:*:*
cpe:2.3:a:apache:http_server:1.3.9:*:*:*:*:*:*:*
cpe:2.3:a:apache:http_server:1.3.11:*:*:*:*:*:*:*
cpe:2.3:a:apache:http_server:1.3.12:*:*:*:*:*:*:*
cpe:2.3:a:apache:http_server:1.3.14:*:*:*:*:*:*:*
cpe:2.3:a:apache:http_server:1.3.17:*:*:*:*:*:*:*
cpe:2.3:a:apache:http_server:1.3.18:*:*:*:*:*:*:*
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:*:*:*:*:*:*:*

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


References to Advisories, Solutions, and Tools