CVE-2018-0297

MediumCVSS 5.8/10Last modified Aug 11, 2026

Description

A vulnerability in the detection engine of Cisco Firepower Threat Defense software could allow an unauthenticated, remote attacker to bypass a configured Secure Sockets Layer (SSL) Access Control (AC) policy to block SSL traffic. The vulnerability is due to the incorrect handling of TCP SSL packets received out of order. An attacker could exploit this vulnerability by sending a crafted SSL connection through the affected device. A successful exploit could allow the attacker to bypass a configured SSL AC policy to block SSL traffic. Cisco Bug IDs: CSCvg09316.

Metrics

CVSS 3.0 5.8/10CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:L/A:N

Weakness enumeration

CWE-693

Affected software

VendorProductVersions
n/aCisco Firepower Threat Defense SoftwareCisco Firepower Threat Defense Software

References

Timeline

Published
May 17, 2018
Last modified
Aug 11, 2026
NVD status
Modified

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CVE-2018-0297: Medium severity, CVSS 5.8 | Vulnix