Vulnerability Details CVE-2020-3562
A vulnerability in the SSL/TLS inspection of Cisco Firepower Threat Defense (FTD) Software for Cisco Firepower 2100 Series firewalls could allow an unauthenticated, remote attacker to cause a denial of service (DoS) condition on an affected device. The vulnerability is due to improper input validation for certain fields of specific SSL/TLS messages. An attacker could exploit this vulnerability by sending a malformed SSL/TLS message through an affected device. A successful exploit could allow the attacker to cause the affected device to reload, resulting in a DoS condition. No manual intervention is needed to recover the device after it has reloaded.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.005
EPSS Ranking 66.1%
CVSS Severity
CVSS v3 Score 8.6
CVSS v2 Score 7.1
References
Products affected by CVE-2020-3562
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cpe:2.3:a:cisco:firepower_threat_defense:6.3.0
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cpe:2.3:a:cisco:firepower_threat_defense:6.4.0
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cpe:2.3:a:cisco:firepower_threat_defense:6.5.0
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cpe:2.3:h:cisco:firepower_2110:-
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cpe:2.3:h:cisco:firepower_2120:-
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cpe:2.3:h:cisco:firepower_2130:-
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cpe:2.3:h:cisco:firepower_2140:-