CVE-2020-3563 is a denial-of-service vulnerability in Cisco Firepower Threat Defense (FTD) Software, stemming from inefficient memory management. An unauthenticated, remote attacker can exploit this by sending numerous TCP packets to a specific port, leading to memory exhaustion and an unexpected device reload. With a CVSS score of 8.6 (High), this vulnerability requires no user interaction and has a high impact on availability. Despite its severity, there is no known active exploitation, public exploit code, or significant community discussion surrounding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
>= 6.3.0, < 6.3.0.6CPE matchmatch criteria | cpe:2.3:a:cisco:firepower_threat_defense:*:*:*:*:*:*:*:* | ||
>= 6.4.0, < 6.4.0.10CPE matchmatch criteria | cpe:2.3:a:cisco:firepower_threat_defense:*:*:*:*:*:*:*:* | ||
>= 6.5.0, < 6.5.0.5CPE matchmatch criteria | cpe:2.3:a:cisco:firepower_threat_defense:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.0
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H
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No media coverage found for this CVE.
The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.