CVE-2020-3562Improper Restriction of Operations within the Bounds of a Memory Buffer in Cisco Firepower Threat Defense Software

Severity
8.6HIGHNVD
EPSS
0.9%
top 24.63%
CISA KEV
Not in KEV
Exploit
No known exploits
Timeline
PublishedOct 21
Latest updateMay 24

Description

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

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:HExploitability: 3.9 | Impact: 4.0

Affected Packages2 packages

🔴Vulnerability Details

2
GHSA
GHSA-7w24-j6h3-j26f: A vulnerability in the SSL/TLS inspection of Cisco Firepower Threat Defense (FTD) Software for Cisco Firepower 2100 Series firewalls could allow an un2022-05-24
CVEList
Cisco Firepower 2100 Series SSL/TLS Inspection Denial of Service Vulnerability2020-10-21

📋Vendor Advisories

1
Cisco
Cisco Firepower 2100 Series SSL/TLS Inspection Denial of Service Vulnerability2020-10-21
CVE-2020-3562 — Cisco vulnerability | cvebase