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Cisco Firepower System Software SSL Denial of Service Vulnerability

cisco-sa-20180711-firepwr-ssl-dos · Medium · Published · Updated

A vulnerability in the detection engine parsing of Security Socket Layer (SSL) protocol packets for Cisco Firepower System Software could allow an unauthenticated, remote attacker to cause a denial of service (DoS) condition due to the Snort process unexpectedly restarting. The vulnerability is due to improper input handling of the SSL traffic. An attacker could exploit this vulnerability by sending a crafted SSL traffic to the detection engine on the targeted device. An exploit could allow the attacker to cause a DoS condition if the Snort process restarts and traffic inspection is bypassed or traffic is dropped. There are no workarounds that address this vulnerability. This advisory is available at the following link: https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20180711-firepwr-ssl-dos

Cisco advisory ·CSAF JSON

Workarounds

There are no workarounds that address this vulnerability.

CVEsCVE-2018-0385
Cisco Bug IDsCSCvi36434
CVSS ScoreBase 5.3
Base 5.3 CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L/E:X/RL:X/RC:X
Product Names From Source
Cisco Firepower Management Center, Cisco Secure Firewall Management Center (FMC)

Related Products

Product CVE Evidence
Cisco Secure Firewall Management Center (FMC) CVE-2018-0385 Cisco OpenVuln
Cisco Firepower System Software CVE-2018-0385 Cisco OpenVuln
Cisco Firepower Management Center CVE-2018-0385 Cisco OpenVuln