CVE-2020-3317Improper Input Validation in Cisco Firepower Threat Defense

Severity
7.5HIGHNVD
EPSS
0.4%
top 37.08%
CISA KEV
Not in KEV
Exploit
No known exploits
Timeline
PublishedOct 21
Latest updateMay 24

Description

A vulnerability in the ssl_inspection component of Cisco Firepower Threat Defense (FTD) Software could allow an unauthenticated, remote attacker to crash Snort instances. The vulnerability is due to insufficient input validation in the ssl_inspection component. An attacker could exploit this vulnerability by sending a malformed TLS packet through a Cisco Adaptive Security Appliance (ASA). A successful exploit could allow the attacker to crash a Snort instance, resulting in a denial of service (D

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:HExploitability: 3.9 | Impact: 3.6

Affected Packages2 packages

🔴Vulnerability Details

2
GHSA
GHSA-5p6j-prh7-gv7x: A vulnerability in the ssl_inspection component of Cisco Firepower Threat Defense (FTD) Software could allow an unauthenticated, remote attacker to cr2022-05-24
CVEList
Cisco Firepower Threat Defense Software SSL Input Validation Denial of Service Vulnerability2020-10-21

📋Vendor Advisories

1
Cisco
Cisco Firepower Threat Defense Software SSL Input Validation Denial of Service Vulnerability2020-10-21
CVE-2020-3317 — Improper Input Validation in Cisco | cvebase