Plattform
cisco
Komponente
cisco-secure-firewall-management-center-fmc
Behoben in
6.4.1
6.4.1
6.4.1
6.4.1
6.4.1
6.4.1
6.4.1
6.4.1
6.4.1
6.4.1
6.4.1
6.4.1
6.4.1
7.0.1
7.0.1
7.0.2
7.1.1
6.4.1
7.0.2
6.4.1
7.1.1
7.0.3
6.4.1
7.2.1
7.0.3
7.0.4
7.1.1
7.2.1
7.0.5
7.2.2
7.0.6
6.4.1
7.3.1
7.2.3
7.3.2
7.2.4
7.1.1
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7.2.5
7.0.7
7.2.5
7.2.6
7.3.2
7.4.1
6.4.1
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7.2.6
7.4.2
7.2.7
7.4.2
7.0.7
6.4.1
7.2.8
7.2.6
7.3.2
7.2.9
7.6.1
7.4.3
7.2.9
7.0.7
7.4.3
7.2.10
7.0.8
7.7.1
7.4.3
7.2.11
7.6.2
7.4.3
7.0.9
7.6.3
7.7.11
7.2.11
7.0.9
7.6.3
7.2.11
7.7.11
7.4.3
7.4.4
CVE-2026-20044 describes a Command Injection vulnerability within the Cisco Secure Firewall Management Center (FMC) Software. This flaw allows an authenticated, local attacker to execute arbitrary commands with root privileges, potentially leading to complete system compromise. The vulnerability impacts FMC versions 6.4.0 through 7.7.10.1, and Cisco has advised users to upgrade to a patched version to address the issue.
Successful exploitation of CVE-2026-20044 grants an attacker root access to the affected Cisco Secure Firewall Management Center. This level of access enables the attacker to execute arbitrary commands, install malware, modify system configurations, and exfiltrate sensitive data. The ability to operate as root effectively provides the attacker with full control over the FMC device, potentially impacting the security posture of the entire network it manages. Given the FMC's role in centrally managing firewall policies and configurations, a compromise could lead to widespread network breaches and data loss. This vulnerability resembles scenarios where attackers leverage privilege escalation flaws to gain administrative control, similar to vulnerabilities found in other network management systems.
CVE-2026-20044 was publicly disclosed on March 4, 2026. The vulnerability is considered to have a medium probability of exploitation due to the requirement for local, authenticated access. No public proof-of-concept exploits have been released as of the disclosure date, but the nature of the command injection vulnerability suggests that it is likely to be exploited in the future. Monitor CISA KEV for updates.
Organizations heavily reliant on Cisco Secure Firewall Management Center for centralized firewall management are at significant risk. Specifically, environments with legacy FMC versions (6.4.0–7.7.10.1) that have not been regularly patched are particularly vulnerable. Shared hosting environments utilizing FMC instances also face increased risk due to potential cross-tenant vulnerabilities.
• linux / server:
journalctl -u cfmc | grep -i "command injection"• linux / server:
lsof -i :8080 | grep cfmc• generic web:
curl -I https://<fmc_ip>/system/cli | grep "X-Powered-By"disclosure
Exploit-Status
EPSS
0.01% (3% Perzentil)
CISA SSVC
CVSS-Vektor
The primary mitigation for CVE-2026-20044 is to upgrade the Cisco Secure Firewall Management Center to a patched version as soon as it becomes available. Until an upgrade is possible, consider implementing stricter access controls to limit the number of users with administrative privileges on the FMC. Review and audit system CLI configurations to identify and remove any unnecessary or potentially exploitable commands. While a direct WAF rule is unlikely to prevent this, implementing a proxy with input validation capabilities could help detect and block malicious input attempts. Monitor system logs for unusual activity or command execution patterns.
Aktualisieren Sie Cisco Secure Firewall Management Center (FMC) auf eine Version, die von dieser Schwachstelle nicht betroffen ist. Weitere Informationen zu den behobenen Versionen und den Aktualisierungsanweisungen finden Sie im Cisco Advisory.
Schwachstellenanalysen und kritische Warnungen direkt in deinen Posteingang.
CVE-2026-20044 is a Command Injection vulnerability affecting Cisco Secure Firewall Management Center (FMC) versions 6.4.0–7.7.10.1, allowing authenticated attackers to execute commands as root.
If you are running Cisco Secure Firewall Management Center versions 6.4.0 through 7.7.10.1, you are potentially affected by this vulnerability. Check your version and upgrade accordingly.
The recommended fix is to upgrade to a patched version of Cisco Secure Firewall Management Center. Refer to the official Cisco advisory for specific version details.
As of now, there are no publicly known active exploits for CVE-2026-20044, but the potential for root access warrants immediate attention and mitigation.
Please refer to the official Cisco Security Advisory for CVE-2026-20044 on the Cisco website (search for 'CVE-2026-20044 Cisco').
Lade deine Abhängigkeitsdatei hoch und erfahre sofort, ob dich diese und andere CVEs treffen.