CVE-2012-6599 in PAN-OS
Summary
by MITRE
The device-management command-line interface in Palo Alto Networks PAN-OS 4.0.x before 4.0.8 and 4.1.x before 4.1.1 allows remote authenticated users to execute arbitrary commands via unspecified vectors, aka Ref ID 33476.
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Analysis
by VulDB Data Team • 10/07/2018
The vulnerability identified as CVE-2012-6599 represents a critical command injection flaw within the device-management command-line interface of Palo Alto Networks PAN-OS operating systems. This security weakness affects versions 4.0.x prior to 4.0.8 and 4.1.x prior to 4.1.1, creating a significant risk for organizations utilizing these network security platforms. The vulnerability enables remote authenticated attackers to execute arbitrary commands on affected systems, fundamentally compromising the integrity and confidentiality of network infrastructure. The unspecified vectors through which this exploitation occurs suggest a complex underlying mechanism that could involve input validation failures or improper command construction within the CLI framework.
From a technical perspective, this vulnerability falls under the category of command injection attacks as classified by CWE-77, which specifically addresses situations where user-supplied data is incorporated into system commands without proper sanitization or validation. The flaw likely resides in how the command-line interface processes user inputs, particularly when handling administrative commands or configuration parameters. Attackers with valid authentication credentials can leverage this vulnerability to escalate their privileges and execute malicious commands that may include system shell access, file manipulation, or network reconnaissance activities. The remote nature of the attack means that exploitation does not require physical access to the device, making it particularly dangerous for network security appliances that are often centrally managed.
The operational impact of CVE-2012-6599 extends beyond simple privilege escalation, as it provides attackers with the ability to manipulate network security policies, access sensitive configuration data, and potentially disrupt network operations. Organizations relying on Palo Alto Networks firewalls for their security infrastructure face significant risk when operating vulnerable versions, as this vulnerability could allow attackers to bypass security controls, modify firewall rules, or gain unauthorized access to protected network segments. The vulnerability's classification as a remote authenticated command execution flaw aligns with ATT&CK technique T1059.004, which covers command and scripting interpreter usage, and T1566, which addresses credential access through various attack vectors. Network administrators may find their systems compromised without traditional detection methods, as legitimate administrative sessions could be used to carry out malicious activities.
Mitigation strategies for this vulnerability require immediate patching of affected PAN-OS versions to the recommended secure releases. Organizations should implement strict access controls and privilege management to limit the number of authenticated users with administrative capabilities. Network segmentation and monitoring solutions should be deployed to detect unusual command execution patterns or unauthorized access attempts. Additionally, implementing multi-factor authentication and regular security audits can help reduce the attack surface and improve overall security posture. The vulnerability's severity underscores the importance of maintaining up-to-date security patches and following vendor security advisories to protect against known exploits in network security infrastructure.