CVE-2024-20408

HIGH
Published Oct 23, 2024 Modified Aug 1, 2025 CWE-1287

Description

A vulnerability in the Dynamic Access Policies (DAP) feature of Cisco Adaptive Security Appliance (ASA) Software and Cisco Firepower Threat Defense (FTD) Software could allow an authenticated, remote attacker to cause an affected device to reload unexpectedly. To exploit this vulnerability, an attacker would need valid remote access VPN user credentials on the affected device. This vulnerability is due to improper validation of data in HTTPS POST requests. An attacker could exploit this vulnerability by sending a crafted HTTPS POST request to an affected device. A successful exploit could allow the attacker to cause the device to reload, resulting in a denial of service (DoS) condition.

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CVSS v3.1 Score

7.7
HIGH
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H

Weakness Type (CWE)

CWE-1287 CWE-1287

Affected Products

Vendor Product
cisco adaptive_security_appliance_software
cisco adaptive_security_appliance_software
cisco adaptive_security_appliance_software
cisco adaptive_security_appliance_software
cisco adaptive_security_appliance_software
cisco adaptive_security_appliance_software
cisco adaptive_security_appliance_software
cisco adaptive_security_appliance_software
cisco adaptive_security_appliance_software
cisco adaptive_security_appliance_software
cisco adaptive_security_appliance_software
cisco adaptive_security_appliance_software
cisco adaptive_security_appliance_software
cisco adaptive_security_appliance_software
cisco adaptive_security_appliance_software
cisco adaptive_security_appliance_software
cisco adaptive_security_appliance_software
cisco adaptive_security_appliance_software
cisco adaptive_security_appliance_software
cisco adaptive_security_appliance_software
cisco adaptive_security_appliance_software
cisco adaptive_security_appliance_software
cisco adaptive_security_appliance_software
cisco adaptive_security_appliance_software
cisco adaptive_security_appliance_software
cisco adaptive_security_appliance_software
cisco adaptive_security_appliance_software
cisco adaptive_security_appliance_software
cisco adaptive_security_appliance_software
cisco adaptive_security_appliance_software
cisco adaptive_security_appliance_software
cisco adaptive_security_appliance_software
cisco adaptive_security_appliance_software
cisco adaptive_security_appliance_software
cisco adaptive_security_appliance_software
cisco adaptive_security_appliance_software
cisco adaptive_security_appliance_software
cisco adaptive_security_appliance_software
cisco adaptive_security_appliance_software
cisco adaptive_security_appliance_software
cisco adaptive_security_appliance_software
cisco adaptive_security_appliance_software
cisco adaptive_security_appliance_software
cisco adaptive_security_appliance_software
cisco adaptive_security_appliance_software
cisco adaptive_security_appliance_software
cisco adaptive_security_appliance_software
cisco adaptive_security_appliance_software
cisco adaptive_security_appliance_software
cisco adaptive_security_appliance_software
cisco adaptive_security_appliance_software
cisco adaptive_security_appliance_software
cisco adaptive_security_appliance_software
cisco adaptive_security_appliance_software
cisco adaptive_security_appliance_software
cisco adaptive_security_appliance_software
cisco adaptive_security_appliance_software
cisco adaptive_security_appliance_software
cisco adaptive_security_appliance_software
cisco adaptive_security_appliance_software
cisco adaptive_security_appliance_software
cisco adaptive_security_appliance_software
cisco adaptive_security_appliance_software
cisco adaptive_security_appliance_software
cisco adaptive_security_appliance_software
cisco adaptive_security_appliance_software
cisco adaptive_security_appliance_software
cisco adaptive_security_appliance_software
cisco adaptive_security_appliance_software
cisco adaptive_security_appliance_software
cisco adaptive_security_appliance_software
cisco adaptive_security_appliance_software
cisco adaptive_security_appliance_software
cisco adaptive_security_appliance_software
cisco adaptive_security_appliance_software
cisco adaptive_security_appliance_software
cisco adaptive_security_appliance_software
cisco adaptive_security_appliance_software
cisco adaptive_security_appliance_software
cisco adaptive_security_appliance_software
cisco adaptive_security_appliance_software
cisco adaptive_security_appliance_software
cisco adaptive_security_appliance_software
cisco adaptive_security_appliance_software
cisco adaptive_security_appliance_software
cisco adaptive_security_appliance_software
cisco adaptive_security_appliance_software
cisco adaptive_security_appliance_software
cisco adaptive_security_appliance_software
cisco adaptive_security_appliance_software
cisco adaptive_security_appliance_software
cisco adaptive_security_appliance_software
cisco adaptive_security_appliance_software
cisco adaptive_security_appliance_software
cisco adaptive_security_appliance_software
cisco adaptive_security_appliance_software
cisco adaptive_security_appliance_software
cisco adaptive_security_appliance_software
cisco adaptive_security_appliance_software
cisco adaptive_security_appliance_software
cisco adaptive_security_appliance_software
cisco adaptive_security_appliance_software
cisco adaptive_security_appliance_software
cisco adaptive_security_appliance_software
cisco adaptive_security_appliance_software
cisco adaptive_security_appliance_software
cisco adaptive_security_appliance_software
cisco adaptive_security_appliance_software
cisco adaptive_security_appliance_software
cisco adaptive_security_appliance_software
cisco adaptive_security_appliance_software
cisco adaptive_security_appliance_software
cisco adaptive_security_appliance_software
cisco adaptive_security_appliance_software
cisco adaptive_security_appliance_software
cisco adaptive_security_appliance_software
cisco adaptive_security_appliance_software
cisco adaptive_security_appliance_software
cisco adaptive_security_appliance_software
cisco adaptive_security_appliance_software
cisco adaptive_security_appliance_software
cisco adaptive_security_appliance_software
cisco adaptive_security_appliance_software
cisco adaptive_security_appliance_software
cisco adaptive_security_appliance_software
cisco adaptive_security_appliance_software
cisco adaptive_security_appliance_software
cisco adaptive_security_appliance_software
cisco adaptive_security_appliance_software
cisco adaptive_security_appliance_software
cisco adaptive_security_appliance_software
cisco adaptive_security_appliance_software
cisco adaptive_security_appliance_software
cisco adaptive_security_appliance_software
cisco adaptive_security_appliance_software
cisco adaptive_security_appliance_software
cisco adaptive_security_appliance_software
cisco adaptive_security_appliance_software
cisco adaptive_security_appliance_software
cisco adaptive_security_appliance_software
cisco adaptive_security_appliance_software
cisco adaptive_security_appliance_software
cisco adaptive_security_appliance_software
cisco adaptive_security_appliance_software
cisco adaptive_security_appliance_software
cisco adaptive_security_appliance_software
cisco adaptive_security_appliance_software
cisco adaptive_security_appliance_software
cisco adaptive_security_appliance_software
cisco adaptive_security_appliance_software
cisco adaptive_security_appliance_software
cisco adaptive_security_appliance_software
cisco adaptive_security_appliance_software
cisco adaptive_security_appliance_software
cisco adaptive_security_appliance_software
cisco adaptive_security_appliance_software
cisco adaptive_security_appliance_software
cisco adaptive_security_appliance_software
cisco adaptive_security_appliance_software
cisco adaptive_security_appliance_software
cisco adaptive_security_appliance_software
cisco adaptive_security_appliance_software
cisco adaptive_security_appliance_software
cisco adaptive_security_appliance_software
cisco adaptive_security_appliance_software
cisco adaptive_security_appliance_software
cisco adaptive_security_appliance_software
cisco adaptive_security_appliance_software
cisco adaptive_security_appliance_software
cisco adaptive_security_appliance_software
cisco adaptive_security_appliance_software
cisco adaptive_security_appliance_software
cisco adaptive_security_appliance_software
cisco adaptive_security_appliance_software
cisco adaptive_security_appliance_software
cisco adaptive_security_appliance_software
cisco adaptive_security_appliance_software
cisco adaptive_security_appliance_software
cisco adaptive_security_appliance_software
cisco adaptive_security_appliance_software
cisco adaptive_security_appliance_software
cisco adaptive_security_appliance_software
cisco adaptive_security_appliance_software
cisco adaptive_security_appliance_software
cisco adaptive_security_appliance_software
cisco adaptive_security_appliance_software
cisco adaptive_security_appliance_software
cisco adaptive_security_appliance_software
cisco adaptive_security_appliance_software
cisco adaptive_security_appliance_software
cisco adaptive_security_appliance_software
cisco adaptive_security_appliance_software
cisco adaptive_security_appliance_software
cisco adaptive_security_appliance_software
cisco adaptive_security_appliance_software
cisco firepower_threat_defense
cisco firepower_threat_defense
cisco firepower_threat_defense
cisco firepower_threat_defense
cisco firepower_threat_defense
cisco firepower_threat_defense
cisco firepower_threat_defense
cisco firepower_threat_defense
cisco firepower_threat_defense
cisco firepower_threat_defense
cisco firepower_threat_defense
cisco firepower_threat_defense
cisco firepower_threat_defense
cisco firepower_threat_defense
cisco firepower_threat_defense
cisco firepower_threat_defense
cisco firepower_threat_defense
cisco firepower_threat_defense
cisco firepower_threat_defense
cisco firepower_threat_defense
cisco firepower_threat_defense
cisco firepower_threat_defense
cisco firepower_threat_defense
cisco firepower_threat_defense
cisco firepower_threat_defense
cisco firepower_threat_defense
cisco firepower_threat_defense
cisco firepower_threat_defense
cisco firepower_threat_defense
cisco firepower_threat_defense
cisco firepower_threat_defense
cisco firepower_threat_defense
cisco firepower_threat_defense
cisco firepower_threat_defense
cisco firepower_threat_defense
cisco firepower_threat_defense
cisco firepower_threat_defense
cisco firepower_threat_defense
cisco firepower_threat_defense
cisco firepower_threat_defense
cisco firepower_threat_defense
cisco firepower_threat_defense
cisco firepower_threat_defense
cisco firepower_threat_defense
cisco firepower_threat_defense
cisco firepower_threat_defense
cisco firepower_threat_defense
cisco firepower_threat_defense
cisco firepower_threat_defense
cisco firepower_threat_defense
cisco firepower_threat_defense
cisco firepower_threat_defense
cisco firepower_threat_defense
cisco firepower_threat_defense
cisco firepower_threat_defense
cisco firepower_threat_defense
cisco firepower_threat_defense
cisco firepower_threat_defense
cisco firepower_threat_defense
cisco firepower_threat_defense
cisco firepower_threat_defense
cisco firepower_threat_defense
cisco firepower_threat_defense
cisco firepower_threat_defense
cisco firepower_threat_defense
cisco firepower_threat_defense
cisco firepower_threat_defense
cisco firepower_threat_defense
cisco firepower_threat_defense
cisco firepower_threat_defense
cisco firepower_threat_defense
cisco firepower_threat_defense
cisco firepower_threat_defense
cisco firepower_threat_defense
cisco firepower_threat_defense
cisco firepower_threat_defense
cisco firepower_threat_defense
cisco firepower_threat_defense
cisco firepower_threat_defense
cisco firepower_threat_defense
cisco firepower_threat_defense
cisco firepower_threat_defense
cisco firepower_threat_defense
cisco firepower_threat_defense
cisco firepower_threat_defense
cisco firepower_threat_defense
cisco firepower_threat_defense
cisco firepower_threat_defense
cisco firepower_threat_defense
cisco firepower_threat_defense

References

Frequently Asked Questions

What is CVE-2024-20408? +
A vulnerability in the Dynamic Access Policies (DAP) feature of Cisco Adaptive Security Appliance (ASA) Software and Cisco Firepower Threat Defense (FTD) Software could allow an authenticated, remote attacker to cause an affected device to reload unexpectedly. To exploit this vulnerability, an attacker would need valid remote access VPN user credentials on the affected device. This vulnerability is due to improper validation of data in HTTPS POST requests. An attacker could exploit this vulnerability by sending a crafted HTTPS POST request to an affected device. A successful exploit could allow the attacker to cause the device to reload, resulting in a denial of service (DoS) condition. It has a CVSS v3.1 base score of 7.7 (HIGH).
How severe is CVE-2024-20408? +
CVE-2024-20408 has a CVSS v3.1 score of 7.7 out of 10, rated HIGH. This is a high-severity vulnerability that should be prioritized for patching.
What products are affected by CVE-2024-20408? +
CVE-2024-20408 affects products from cisco, specifically: adaptive_security_appliance_software, firepower_threat_defense. Check the affected products table above for specific version ranges.
How do I check if I'm vulnerable to CVE-2024-20408? +
You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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