Vulnerability in Cisco Cyber Vision
CVE-2023-20071
Multiple Cisco products are affected by a vulnerability in the Snort detection engine that could allow an unauthenticated, remote attacker to bypass the configured policies on an affected system. This vulnerability is due to a flaw in the FTP module of the Snort detection engine. An attacker could exploit this vulnerability by sending crafted FTP traffic through an affected device. A successful exploit could allow the attacker to bypass FTP inspection and deliver a malicious payload.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 5.8 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:L/A:N.
EPSS exploit prediction
EPSS: 0.005 (43.2th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 43rd percentile — 43.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.005 · newest: 0.005 · change: +0.000
Affected products
- Cisco Cyber Vision — versions 3.0.4, 3.0.0, 3.0.1
- Cisco Firepower Threat Defense Software — versions 6.2.3, 6.2.3.1, 6.2.3.2
- Cisco Umbrella Insights Virtual Appliance
- Cisco Utd Snort Ips Engine Software — versions 16.12.1a, 16.12.2, 16.12.3
- Cisco Cyber Vision
- Cisco Firepower Threat Defense
- Cisco Meraki Mx Security Appliance Firmware
- Cisco Secure Firewall Threat Defense
- Cisco Unified Threat Defense
- Snort — versions 2.0
Weakness classification (CWE)
References
Frequently asked questions
- What is CVE-2023-20071?
- CVE-2023-20071 is a medium-severity vulnerability in Cisco Cyber Vision, classified under CWE-1039. CVSS score: 5.8/10. Published 2023-11-01.
- How severe is CVE-2023-20071?
- Medium severity. CVSS v3 base score is 5.8 out of 10.