cvedb.io
CVE-2020-3299
MEDIUM · CVSS 5.8
EPSS exploitation probability: 82%
Published 2020-10-21T19:15:15.513 · Last modified 2026-08-11T19:33:44.513

Summary

Multiple Cisco products are affected by a vulnerability in the Snort detection engine that could allow an unauthenticated, remote attacker to bypass a configured File Policy for HTTP. The vulnerability is due to incorrect detection of modified HTTP packets used in chunked responses. An attacker could exploit this vulnerability by sending crafted HTTP packets through an affected device. A successful exploit could allow the attacker to bypass a configured File Policy for HTTP packets and deliver a malicious payload.

Affected products

cisco — secure_firewall_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.