What is command injection?

Command injection is a type of security vulnerability where an attacker can execute arbitrary commands on the host operating system. This is typically achieved by injecting malicious commands into an application's input fields, which are then executed by the system.

How does the DATE parameter lead to command injection in Endian Firewall?

The DATE parameter in Endian Firewall is used to construct a file path. Due to insufficient validation, an attacker can inject malicious commands into this parameter. When the application attempts to open the file using a Perl open() call, the injected commands are executed by the operating system.

What versions of Endian Firewall are affected by these vulnerabilities?

Endian Firewall versions 3.3.25 and prior are affected by these command injection vulnerabilities. Users of these versions should update to a patched version as soon as possible to mitigate the risk.

How can I fix the command injection vulnerabilities in Endian Firewall?

To fix these vulnerabilities, you should update the endian-firewall package to the latest version using the command `composer update endian-firewall`. This will apply the necessary patches to prevent command injection attacks.

Endian Firewall: Perl Command Injection Vulnerabilities (CVE-2026)

Multiple command injection vulnerabilities have been discovered in Endian Firewall, affecting versions 3.3.25 and prior. These vulnerabilities allow authenticated attackers to execute arbitrary operating system commands. A patch is available to address these issues.

These vulnerabilities are considered high severity, with a CVSS score of 8.8.

What is Endian Firewall?

Endian Firewall is a component for perl, designed to provide network security solutions. It typically includes features like firewalling, intrusion detection, and VPN capabilities. Due to its role in network security, vulnerabilities in Endian Firewall can have significant consequences. To learn more, search all endian-firewall CVEs.

CVE-2026-34797: Endian Firewall /cgi-bin/logs_smtp.cgi DATE Command Injection

CVSS8.8

Affected versionsEndian Firewall versions 3.3.25 and prior are affected. This vulnerability requires an authenticated user to exploit.

High severity: allows arbitrary command execution by authenticated users.

The DATE parameter in /cgi-bin/logs_smtp.cgi is vulnerable to command injection. An authenticated user can manipulate the DATE parameter to inject arbitrary OS commands due to insufficient validation in a Perl open() call.

How to fix CVE-2026-34797 in Endian Firewall

Patch immediately

1.Update the endian-firewall package to the latest version.

Update endian-firewall

composer update endian-firewall

Workaround: No known workaround is available. Apply the patch immediately.

NextGuard automatically flags CVE-2026-34797 if Endian Firewall appears in any of your monitored projects — no manual lookup required.

CVE-2026-34794: Endian Firewall /cgi-bin/logs_ids.cgi DATE Command Injection

CVSS8.8

Affected versionsEndian Firewall versions 3.3.25 and prior are affected. This vulnerability requires an authenticated user to exploit.

High severity: allows arbitrary command execution by authenticated users.

The DATE parameter in /cgi-bin/logs_ids.cgi is vulnerable to command injection. An authenticated user can manipulate the DATE parameter to inject arbitrary OS commands due to insufficient validation in a Perl open() call.

How to fix CVE-2026-34794 in Endian Firewall

Patch immediately

1.Update the endian-firewall package to the latest version.

Update endian-firewall

composer update endian-firewall

Workaround: No known workaround is available. Apply the patch immediately.

NextGuard automatically flags CVE-2026-34794 if Endian Firewall appears in any of your monitored projects — no manual lookup required.

CVE-2026-34792: Endian Firewall /cgi-bin/logs_clamav.cgi DATE Command Injection

CVSS8.8

Affected versionsEndian Firewall versions 3.3.25 and prior are affected. This vulnerability requires an authenticated user to exploit.

High severity: allows arbitrary command execution by authenticated users.

The DATE parameter in /cgi-bin/logs_clamav.cgi is vulnerable to command injection. An authenticated user can manipulate the DATE parameter to inject arbitrary OS commands due to insufficient validation in a Perl open() call.

How to fix CVE-2026-34792 in Endian Firewall

Patch immediately

1.Update the endian-firewall package to the latest version.

Update endian-firewall

composer update endian-firewall

Workaround: No known workaround is available. Apply the patch immediately.

NextGuard automatically flags CVE-2026-34792 if Endian Firewall appears in any of your monitored projects — no manual lookup required.

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Frequently asked questions

Multiple command injection vulnerabilities in Endian Firewall require immediate patching. Keep your systems secure by staying informed about the latest threats and updates. see all perl vulnerabilities.