CVE Catalog

CVE-2004-2338

High
Published: Translated: NVD NIST

Summary

Vulnerability in OpenBSD 3.3 and 3.4 on big-endian 64-bit platforms (e.g., SPARC64) causes incorrect parsing of Accept and Deny rules without netmasks. This may allow remote attackers to bypass access restrictions.

Risk Assessment

The risk involves potential bypass of firewall rules by an attacker, which could lead to unauthorized access to protected resources.

Recommendation

It is recommended to upgrade OpenBSD to version 3.5 or later, which includes a fix for this vulnerability. If upgrade is not possible, manually review and correct access rules.

Related vulnerabilities

Original NVD description (English source)

OpenBSD 3.3 and 3.4 does not properly parse Accept and Deny rules without netmasks on big-endian 64-bit platforms such as SPARC64, which may allow remote attackers to bypass access restrictions.

Vulnerability data from NVD (NIST) · CISA KEV · EPSS