CVE Catalog

CVE-2014-3359

High
Published: Translated: NVD NIST

Summary

A memory leak exists in Cisco IOS versions 15.1 through 15.4 and IOS XE in certain versions that can be exploited by remote attackers. Attackers can cause a denial of service by sending malformed DHCPv6 packets.

Risk Assessment

The memory leak can lead to resource exhaustion of the device, resulting in a reload or denial of service. This may impact the availability of services within the organization.

Recommendation

It is recommended to update Cisco IOS and IOS XE systems to the latest versions that address this vulnerability. Additionally, monitoring DHCPv6 traffic for potential attacks is advised.

Related vulnerabilities

Original NVD description (English source)

Memory leak in Cisco IOS 15.1 through 15.4 and IOS XE 3.4.xS, 3.5.xS, 3.6.xS, and 3.7.xS before 3.7.6S; 3.8.xS, 3.9.xS, and 3.10.xS before 3.10.1S; and 3.11.xS before 3.12S allows remote attackers to cause a denial of service (memory consumption or device reload) via malformed DHCPv6 packets, aka Bug ID CSCum90081.

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