CVE-2024-20424

A vulnerability in the web-based management interface of Cisco Secure Firewall Management Center (FMC) Software, formerly Firepower Management Center Software, could allow an authenticated, remote attacker to execute arbitrary commands on the underlying operating system as root. This vulnerability is due to insufficient input validation of certain HTTP requests. An attacker could exploit this vulnerability by authenticating to the web-based management interface of an affected device and then sending a crafted HTTP request to the device. A successful exploit could allow the attacker to execute arbitrary commands with root permissions on the underlying operating system of the Cisco FMC device or to execute commands on managed Cisco Firepower Threat Defense (FTD) devices. To exploit this vulnerability, the attacker would need valid credentials for a user account with at least the role of Security Analyst (Read Only).

Published: 2024-10-23 Last update: 2026-06-17 Assigner: [email protected] Source: [email protected]

Conclusion & alert: CVE-2024-20424 is rated Moderate Risk (58.8/100): CVSS Critical severity, with medium exploitation likelihood (EPSS 0.94%). Mandatory action: Review affected assets and schedule remediation.

Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.

Exploit prediction scoring system (EPSS) score for CVE-2024-20424

EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).

# Date Old EPSS score New EPSS score Delta (New - Old)
1 2026-06-15 1.37% 0.94% -0.43%
2 2026-03-14 1.11% 1.37% +0.26%
3 2026-03-01 1.11%

Full EPSS history (19 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2024-20424

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
9.9 3.1 CRITICAL
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H Click to expand
Attack vector (AV:N)
Could be attacked over the internet or any normal routed network—not just someone sitting at the machine.
Attack complexity (AC:L)
Once they can reach the bug, pulling it off is straightforward—no weird race conditions or rare setup.
Privileges required (PR:L)
A normal user session is enough; they don’t have to be admin.
User interaction (UI:N)
Nobody has to click “OK” or open a trap file; it can work without a victim helping.
Scope (S:C)
Breaking this can reach past the original component and bite other resources—bigger blast radius.
Confidentiality (C:H)
Serious risk that confidential data gets exposed in a big way.
Integrity (I:H)
They could widely tamper with or forge data—trust in the data is badly hurt.
Availability (A:H)
Could take the service down hard or make it unusable for people who depend on it.
3.1 6.0 [email protected]
9.9 3.1 CRITICAL
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H Click to expand
Attack vector (AV:N)
Could be attacked over the internet or any normal routed network—not just someone sitting at the machine.
Attack complexity (AC:L)
Once they can reach the bug, pulling it off is straightforward—no weird race conditions or rare setup.
Privileges required (PR:L)
A normal user session is enough; they don’t have to be admin.
User interaction (UI:N)
Nobody has to click “OK” or open a trap file; it can work without a victim helping.
Scope (S:C)
Breaking this can reach past the original component and bite other resources—bigger blast radius.
Confidentiality (C:H)
Serious risk that confidential data gets exposed in a big way.
Integrity (I:H)
They could widely tamper with or forge data—trust in the data is badly hurt.
Availability (A:H)
Could take the service down hard or make it unusable for people who depend on it.
3.1 6.0 [email protected]

Weakness enumeration for CVE-2024-20424

Affected software / configurations for CVE-2024-20424

Vendor Product Version Raw CPE
cisco secure_firewall_management_center 6.2.3 cpe:2.3:a:cisco:secure_firewall_management_center:6.2.3:*:*:*:*:*:*:*
cisco secure_firewall_management_center 6.2.3.1 cpe:2.3:a:cisco:secure_firewall_management_center:6.2.3.1:*:*:*:*:*:*:*
cisco secure_firewall_management_center 6.2.3.2 cpe:2.3:a:cisco:secure_firewall_management_center:6.2.3.2:*:*:*:*:*:*:*
cisco secure_firewall_management_center 6.2.3.3 cpe:2.3:a:cisco:secure_firewall_management_center:6.2.3.3:*:*:*:*:*:*:*
cisco secure_firewall_management_center 6.2.3.4 cpe:2.3:a:cisco:secure_firewall_management_center:6.2.3.4:*:*:*:*:*:*:*
cisco secure_firewall_management_center 6.2.3.5 cpe:2.3:a:cisco:secure_firewall_management_center:6.2.3.5:*:*:*:*:*:*:*
cisco secure_firewall_management_center 6.2.3.6 cpe:2.3:a:cisco:secure_firewall_management_center:6.2.3.6:*:*:*:*:*:*:*
cisco secure_firewall_management_center 6.2.3.7 cpe:2.3:a:cisco:secure_firewall_management_center:6.2.3.7:*:*:*:*:*:*:*
cisco secure_firewall_management_center 6.2.3.8 cpe:2.3:a:cisco:secure_firewall_management_center:6.2.3.8:*:*:*:*:*:*:*
cisco secure_firewall_management_center 6.2.3.9 cpe:2.3:a:cisco:secure_firewall_management_center:6.2.3.9:*:*:*:*:*:*:*
cisco secure_firewall_management_center 6.2.3.10 cpe:2.3:a:cisco:secure_firewall_management_center:6.2.3.10:*:*:*:*:*:*:*
cisco secure_firewall_management_center 6.2.3.11 cpe:2.3:a:cisco:secure_firewall_management_center:6.2.3.11:*:*:*:*:*:*:*
cisco secure_firewall_management_center 6.2.3.12 cpe:2.3:a:cisco:secure_firewall_management_center:6.2.3.12:*:*:*:*:*:*:*
cisco secure_firewall_management_center 6.2.3.13 cpe:2.3:a:cisco:secure_firewall_management_center:6.2.3.13:*:*:*:*:*:*:*
cisco secure_firewall_management_center 6.2.3.14 cpe:2.3:a:cisco:secure_firewall_management_center:6.2.3.14:*:*:*:*:*:*:*
cisco secure_firewall_management_center 6.2.3.15 cpe:2.3:a:cisco:secure_firewall_management_center:6.2.3.15:*:*:*:*:*:*:*
cisco secure_firewall_management_center 6.2.3.16 cpe:2.3:a:cisco:secure_firewall_management_center:6.2.3.16:*:*:*:*:*:*:*
cisco secure_firewall_management_center 6.2.3.17 cpe:2.3:a:cisco:secure_firewall_management_center:6.2.3.17:*:*:*:*:*:*:*
cisco secure_firewall_management_center 6.2.3.18 cpe:2.3:a:cisco:secure_firewall_management_center:6.2.3.18:*:*:*:*:*:*:*
cisco secure_firewall_management_center 6.4.0 cpe:2.3:a:cisco:secure_firewall_management_center:6.4.0:*:*:*:*:*:*:*
cisco secure_firewall_management_center 6.4.0.1 cpe:2.3:a:cisco:secure_firewall_management_center:6.4.0.1:*:*:*:*:*:*:*
cisco secure_firewall_management_center 6.4.0.2 cpe:2.3:a:cisco:secure_firewall_management_center:6.4.0.2:*:*:*:*:*:*:*
cisco secure_firewall_management_center 6.4.0.3 cpe:2.3:a:cisco:secure_firewall_management_center:6.4.0.3:*:*:*:*:*:*:*
cisco secure_firewall_management_center 6.4.0.4 cpe:2.3:a:cisco:secure_firewall_management_center:6.4.0.4:*:*:*:*:*:*:*
cisco secure_firewall_management_center 6.4.0.5 cpe:2.3:a:cisco:secure_firewall_management_center:6.4.0.5:*:*:*:*:*:*:*
cisco secure_firewall_management_center 6.4.0.6 cpe:2.3:a:cisco:secure_firewall_management_center:6.4.0.6:*:*:*:*:*:*:*
cisco secure_firewall_management_center 6.4.0.7 cpe:2.3:a:cisco:secure_firewall_management_center:6.4.0.7:*:*:*:*:*:*:*
cisco secure_firewall_management_center 6.4.0.8 cpe:2.3:a:cisco:secure_firewall_management_center:6.4.0.8:*:*:*:*:*:*:*
cisco secure_firewall_management_center 6.4.0.9 cpe:2.3:a:cisco:secure_firewall_management_center:6.4.0.9:*:*:*:*:*:*:*
cisco secure_firewall_management_center 6.4.0.10 cpe:2.3:a:cisco:secure_firewall_management_center:6.4.0.10:*:*:*:*:*:*:*
cisco secure_firewall_management_center 6.4.0.11 cpe:2.3:a:cisco:secure_firewall_management_center:6.4.0.11:*:*:*:*:*:*:*
cisco secure_firewall_management_center 6.4.0.12 cpe:2.3:a:cisco:secure_firewall_management_center:6.4.0.12:*:*:*:*:*:*:*
cisco secure_firewall_management_center 6.4.0.13 cpe:2.3:a:cisco:secure_firewall_management_center:6.4.0.13:*:*:*:*:*:*:*
cisco secure_firewall_management_center 6.4.0.14 cpe:2.3:a:cisco:secure_firewall_management_center:6.4.0.14:*:*:*:*:*:*:*
cisco secure_firewall_management_center 6.4.0.15 cpe:2.3:a:cisco:secure_firewall_management_center:6.4.0.15:*:*:*:*:*:*:*
cisco secure_firewall_management_center 6.4.0.16 cpe:2.3:a:cisco:secure_firewall_management_center:6.4.0.16:*:*:*:*:*:*:*
cisco secure_firewall_management_center 6.4.0.17 cpe:2.3:a:cisco:secure_firewall_management_center:6.4.0.17:*:*:*:*:*:*:*
cisco secure_firewall_management_center 6.4.0.18 cpe:2.3:a:cisco:secure_firewall_management_center:6.4.0.18:*:*:*:*:*:*:*
cisco secure_firewall_management_center 6.6.0 cpe:2.3:a:cisco:secure_firewall_management_center:6.6.0:*:*:*:*:*:*:*
cisco secure_firewall_management_center 6.6.0.1 cpe:2.3:a:cisco:secure_firewall_management_center:6.6.0.1:*:*:*:*:*:*:*
cisco secure_firewall_management_center 6.6.1 cpe:2.3:a:cisco:secure_firewall_management_center:6.6.1:*:*:*:*:*:*:*
cisco secure_firewall_management_center 6.6.3 cpe:2.3:a:cisco:secure_firewall_management_center:6.6.3:*:*:*:*:*:*:*
cisco secure_firewall_management_center 6.6.4 cpe:2.3:a:cisco:secure_firewall_management_center:6.6.4:*:*:*:*:*:*:*
cisco secure_firewall_management_center 6.6.5 cpe:2.3:a:cisco:secure_firewall_management_center:6.6.5:*:*:*:*:*:*:*
cisco secure_firewall_management_center 6.6.5.1 cpe:2.3:a:cisco:secure_firewall_management_center:6.6.5.1:*:*:*:*:*:*:*
cisco secure_firewall_management_center 6.6.5.2 cpe:2.3:a:cisco:secure_firewall_management_center:6.6.5.2:*:*:*:*:*:*:*
cisco secure_firewall_management_center 6.6.7 cpe:2.3:a:cisco:secure_firewall_management_center:6.6.7:*:*:*:*:*:*:*
cisco secure_firewall_management_center 6.6.7.1 cpe:2.3:a:cisco:secure_firewall_management_center:6.6.7.1:*:*:*:*:*:*:*
cisco secure_firewall_management_center 6.6.7.2 cpe:2.3:a:cisco:secure_firewall_management_center:6.6.7.2:*:*:*:*:*:*:*
cisco secure_firewall_management_center 6.7.0 cpe:2.3:a:cisco:secure_firewall_management_center:6.7.0:*:*:*:*:*:*:*
cisco secure_firewall_management_center 6.7.0.1 cpe:2.3:a:cisco:secure_firewall_management_center:6.7.0.1:*:*:*:*:*:*:*
cisco secure_firewall_management_center 6.7.0.2 cpe:2.3:a:cisco:secure_firewall_management_center:6.7.0.2:*:*:*:*:*:*:*
cisco secure_firewall_management_center 6.7.0.3 cpe:2.3:a:cisco:secure_firewall_management_center:6.7.0.3:*:*:*:*:*:*:*
cisco secure_firewall_management_center 7.0.0 cpe:2.3:a:cisco:secure_firewall_management_center:7.0.0:*:*:*:*:*:*:*
cisco secure_firewall_management_center 7.0.0.1 cpe:2.3:a:cisco:secure_firewall_management_center:7.0.0.1:*:*:*:*:*:*:*
cisco secure_firewall_management_center 7.0.1 cpe:2.3:a:cisco:secure_firewall_management_center:7.0.1:*:*:*:*:*:*:*
cisco secure_firewall_management_center 7.0.1.1 cpe:2.3:a:cisco:secure_firewall_management_center:7.0.1.1:*:*:*:*:*:*:*
cisco secure_firewall_management_center 7.0.2 cpe:2.3:a:cisco:secure_firewall_management_center:7.0.2:*:*:*:*:*:*:*
cisco secure_firewall_management_center 7.0.2.1 cpe:2.3:a:cisco:secure_firewall_management_center:7.0.2.1:*:*:*:*:*:*:*
cisco secure_firewall_management_center 7.0.3 cpe:2.3:a:cisco:secure_firewall_management_center:7.0.3:*:*:*:*:*:*:*
cisco secure_firewall_management_center 7.0.4 cpe:2.3:a:cisco:secure_firewall_management_center:7.0.4:*:*:*:*:*:*:*
cisco secure_firewall_management_center 7.0.5 cpe:2.3:a:cisco:secure_firewall_management_center:7.0.5:*:*:*:*:*:*:*
cisco secure_firewall_management_center 7.0.6 cpe:2.3:a:cisco:secure_firewall_management_center:7.0.6:*:*:*:*:*:*:*
cisco secure_firewall_management_center 7.0.6.1 cpe:2.3:a:cisco:secure_firewall_management_center:7.0.6.1:*:*:*:*:*:*:*
cisco secure_firewall_management_center 7.0.6.2 cpe:2.3:a:cisco:secure_firewall_management_center:7.0.6.2:*:*:*:*:*:*:*
cisco secure_firewall_management_center 7.1.0 cpe:2.3:a:cisco:secure_firewall_management_center:7.1.0:*:*:*:*:*:*:*
cisco secure_firewall_management_center 7.1.0.1 cpe:2.3:a:cisco:secure_firewall_management_center:7.1.0.1:*:*:*:*:*:*:*
cisco secure_firewall_management_center 7.1.0.2 cpe:2.3:a:cisco:secure_firewall_management_center:7.1.0.2:*:*:*:*:*:*:*
cisco secure_firewall_management_center 7.1.0.3 cpe:2.3:a:cisco:secure_firewall_management_center:7.1.0.3:*:*:*:*:*:*:*
cisco secure_firewall_management_center 7.2.0 cpe:2.3:a:cisco:secure_firewall_management_center:7.2.0:*:*:*:*:*:*:*
cisco secure_firewall_management_center 7.2.0.1 cpe:2.3:a:cisco:secure_firewall_management_center:7.2.0.1:*:*:*:*:*:*:*
cisco secure_firewall_management_center 7.2.1 cpe:2.3:a:cisco:secure_firewall_management_center:7.2.1:*:*:*:*:*:*:*
cisco secure_firewall_management_center 7.2.2 cpe:2.3:a:cisco:secure_firewall_management_center:7.2.2:*:*:*:*:*:*:*
cisco secure_firewall_management_center 7.2.3 cpe:2.3:a:cisco:secure_firewall_management_center:7.2.3:*:*:*:*:*:*:*
cisco secure_firewall_management_center 7.2.3.1 cpe:2.3:a:cisco:secure_firewall_management_center:7.2.3.1:*:*:*:*:*:*:*
cisco secure_firewall_management_center 7.2.4 cpe:2.3:a:cisco:secure_firewall_management_center:7.2.4:*:*:*:*:*:*:*
cisco secure_firewall_management_center 7.2.4.1 cpe:2.3:a:cisco:secure_firewall_management_center:7.2.4.1:*:*:*:*:*:*:*
cisco secure_firewall_management_center 7.2.5 cpe:2.3:a:cisco:secure_firewall_management_center:7.2.5:*:*:*:*:*:*:*
cisco secure_firewall_management_center 7.2.5.1 cpe:2.3:a:cisco:secure_firewall_management_center:7.2.5.1:*:*:*:*:*:*:*
cisco secure_firewall_management_center 7.2.5.2 cpe:2.3:a:cisco:secure_firewall_management_center:7.2.5.2:*:*:*:*:*:*:*

References for CVE-2024-20424

cvelogic Threat Intelligence