CVE Catalog

CVE-2004-0220

High
Published: Translated: NVD NIST

Summary

The vulnerability in isakmpd in OpenBSD 3.4 and earlier allows remote attackers to cause a denial of service by sending an ISAKMP packet with a malformed Cert Request payload, leading to an integer underflow in a malloc operation.

Risk Assessment

Attackers can exploit this vulnerability to disrupt system operations, potentially causing downtime in network services.

Recommendation

It is recommended to upgrade to a newer version of OpenBSD that is not vulnerable to this issue to minimize the risk of denial of service.

Related vulnerabilities

Original NVD description (English source)

isakmpd in OpenBSD 3.4 and earlier allows remote attackers to cause a denial of service via an ISAKMP packet with a malformed Cert Request payload, which causes an integer underflow that is used in a malloc operation that is not properly handled, as demonstrated by the Striker ISAKMP Protocol Test Suite.

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