cvedb.io
CVE-2018-0230
HIGH · CVSS 8.6
EPSS exploitation probability: 0%
Published 2018-04-19T20:29:00.473 · Last modified 2026-06-17T01:30:16.780

Summary

A vulnerability in the internal packet-processing functionality of Cisco Firepower Threat Defense (FTD) Software for Cisco Firepower 2100 Series Security Appliances could allow an unauthenticated, remote attacker to cause an affected device to stop processing traffic, resulting in a denial of service (DoS) condition. The vulnerability is due to the affected software improperly validating IP Version 4 (IPv4) and IP Version 6 (IPv6) packets after the software reassembles the packets (following IP Fragmentation). An attacker could exploit this vulnerability by sending a series of malicious, fragmented IPv4 or IPv6 packets to an affected device. A successful exploit could allow the attacker to cause Snort processes on the affected device to hang at 100% CPU utilization, which could cause the d

Affected products

cisco — firepower_threat_defense

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References

This product uses data from the NVD API but is not endorsed or certified by the NVD. Informational only; not professional security advice.