CVE-2018-0297: Medium severity Cisco Firepower Threat Defense vulnerability
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.
Affected Software
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
Upgrade
Cisco Firepower Threat Defense (FTD)to a version that resolves this vulnerability.Patch CSCvg09316
Event History
Frequently Asked Questions
What is the severity of CVE-2018-0297?
CVE-2018-0297 has been rated as a high severity vulnerability.
How do I fix CVE-2018-0297?
To fix CVE-2018-0297, you should upgrade to a patched version of Cisco Firepower Threat Defense.
What affects CVE-2018-0297?
CVE-2018-0297 affects Cisco Firepower Threat Defense software versions 6.0.0, 6.1.0, 6.2.0, and 6.2.2.
Can CVE-2018-0297 be exploited remotely?
Yes, CVE-2018-0297 can be exploited by unauthenticated remote attackers.
What type of attack does CVE-2018-0297 facilitate?
CVE-2018-0297 allows attackers to bypass SSL traffic blocking enforced by Access Control policies.