What is CVE-2023-20031?

CVE-2023-20031 is a medium-severity vulnerability in Cisco Firepower Threat Defense Software, classified under CWE-244. CVSS score: 4.0/10. Published 2023-11-01.

How severe is CVE-2023-20031?

Medium severity. CVSS v3 base score is 4.0 out of 10.

Vulnerability in Cisco Firepower Threat Defense Software

CVE-2023-20031

A vulnerability in the SSL/TLS certificate handling of Snort 3 Detection Engine integration with Cisco Firepower Threat Defense (FTD) Software could allow an unauthenticated, remote attacker to cause the Snort 3 detection engine to restart…

EPSS: 0.000 (4.6th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 4.0 (Medium). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:N/I:L/A:N.

Affected products

Cisco Firepower Threat Defense Software — versions 6.7.0, 6.7.0.1, 6.7.0.2

Weakness classification (CWE)

CWE-244

References

cisco-sa-ftd-snort3-8U4HHxH8

Frequently asked questions

What is CVE-2023-20031?: CVE-2023-20031 is a medium-severity vulnerability in Cisco Firepower Threat Defense Software, classified under CWE-244. CVSS score: 4.0/10. Published 2023-11-01.
How severe is CVE-2023-20031?: Medium severity. CVSS v3 base score is 4.0 out of 10.