CVE-2023-20071 is a medium-severity vulnerability in the Snort detection engine, affecting multiple Cisco products including Cyber Vision, Firepower Threat Defense, and Meraki MX Security Appliance firmware. This flaw in the FTP module allows an unauthenticated, remote attacker to bypass configured policies by sending crafted FTP traffic, potentially enabling the delivery of malicious payloads. With a CVSS score of 5.8, the attack requires low complexity and has a low impact on integrity, with no confidentiality or availability impact. Currently, there is no evidence of active exploitation, no public exploit code available (Metasploit, Nuclei, ExploitDB), and minimal community discussion or media coverage.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
< 6.4.0.17CPE matchmatch criteria | cpe:2.3:a:cisco:firepower_threat_defense:*:*:*:*:*:*:*:* | ||
>= 6.5.0, < 7.0.6CPE matchmatch criteria | cpe:2.3:a:cisco:firepower_threat_defense:*:*:*:*:*:*:*:* | ||
>= 7.1.0, < 7.2.4CPE matchmatch criteria | cpe:2.3:a:cisco:firepower_threat_defense:*:*:*:*:*:*:*:* | ||
>= 7.3.0, < 7.3.1.2CPE matchmatch criteria | cpe:2.3:a:cisco:firepower_threat_defense:*:*:*:*:*:*:*:* | ||
>= 6.7.0, < 7.0.5CPE matchmatch criteria | cpe:2.3:a:cisco:firepower_threat_defense:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:L/A:N
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.4 GitHub mentions.
The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.