CVE Catalog

CVE-2002-0813

High
Published: Translated: NVD NIST

Summary

A heap-based buffer overflow in the TFTP server capability in Cisco IOS versions 11.1, 11.2, and 11.3 can be exploited by remote attackers. Attackers can cause a denial of service or modify configuration by sending a long filename.

Risk Assessment

The organization may experience service outages or unauthorized configuration changes, leading to significant disruptions in network operations.

Recommendation

It is recommended to update Cisco IOS systems to the latest version to mitigate this vulnerability and to monitor logs for potential attack attempts.

Related vulnerabilities

Original NVD description (English source)

Heap-based buffer overflow in the TFTP server capability in Cisco IOS 11.1, 11.2, and 11.3 allows remote attackers to cause a denial of service (reset) or modify configuration via a long filename.

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