Buffer overflow in Cisco Adaptive_security_appliance

CVE-2021-40117

A vulnerability in SSL/TLS message handler for Cisco Adaptive Security Appliance (ASA) Software and Cisco Firepower Threat Defense (FTD) Software could allow an unauthenticated, remote attacker to cause a denial of service (DoS) condition…

Vulnerability class: Buffer Overflow

EPSS: 0.015 (70.7th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.6 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2021-40117?
CVE-2021-40117 is a high-severity vulnerability in Cisco Adaptive_security_appliance, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 8.6/10. Published 2021-10-27.
How severe is CVE-2021-40117?
High severity. CVSS v3 base score is 8.6 out of 10.