CVE-2024-20340: Cisco Secure Firewall Management Center (FMC) · SQL Injection
Affects Cisco Secure Firewall Management Center (FMC)Source CVE Database V5
Not known to be exploited · CVSS 6.5 Medium.
Data as of 26 Oct 2026, 06:26 UTC
- EPSS
- 0.4% chance of exploitation in 30 days – higher than 38% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:NExploitation evidence
Disclosed: evidence found.
CVE published 23 Oct 2024
Detectable: no evidence on record.
No public nuclei template indexed
Weaponised: no evidence on record.
No public exploit code indexed in Metasploit or Exploit-DB
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by Mirage: no evidence on record.
No attack traffic recorded by OffSeq Mirage sensors
A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 2026-10-26.
What to do
Affected software
| Product | Affected | Fixed in |
|---|---|---|
| Cisco Cisco Secure Firewall Management Center (FMC) | Affected
| Fixed in– |
AI-suggested
To mitigate CVE-2024-20340, organizations should apply Cisco's security patches or updates as soon as they become available for the affected FMC versions. In the absence of immediate patches, administrators should restrict access to the FMC management interface to trusted networks and enforce strong authentication mechanisms, including multi-factor authentication, to reduce the risk of credential compromise. Role-based access control should be reviewed and limited strictly to necessary personnel, minimizing the number of users with Security Approver, Intrusion Admin, Access Admin, or Network Admin roles. Monitoring and logging of management interface access should be enhanced to detect unusual activities indicative of exploitation attempts. Additionally, network segmentation and firewall rules can be implemented to limit exposure of the FMC interface. Organizations should also consider conducting regular security assessments and penetration tests focusing on the management infrastructure. Finally, Cisco should be consulted for any recommended configuration changes or workarounds until patches are deployed.
Description
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 perform an SQL injection attack against an affected device. To exploit this vulnerability, an attacker must have a valid account on the device with the role of Security Approver, Intrusion Admin, Access Admin, or Network Admin. This vulnerability is due to insufficient validation of user-supplied input. An attacker could exploit this vulnerability by sending a crafted HTTP request to the web-based management interface of an affected device. A successful exploit could allow the attacker to read the contents of databases on the affected device and also obtain limited read access to the underlying operating system.