CVE-2012-4348 in Endpoint Protection
Summary
by MITRE
The management console in Symantec Endpoint Protection (SEP) 11.0 before RU7-MP3 and 12.1 before RU2, and Symantec Endpoint Protection Small Business Edition 12.x before 12.1 RU2, does not properly validate input for PHP scripts, which allows remote authenticated users to execute arbitrary code via unspecified vectors.
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Analysis
by VulDB Data Team • 12/29/2024
The vulnerability identified as CVE-2012-4348 represents a critical remote code execution flaw within Symantec Endpoint Protection management consoles. This issue affects multiple versions of both the standard Symantec Endpoint Protection suite and the Small Business Edition, specifically targeting versions prior to the specified update releases. The flaw resides in the management console's handling of PHP script inputs, creating a pathway for authenticated attackers to execute malicious code on affected systems. The vulnerability's impact extends beyond simple privilege escalation as it allows attackers to gain full control over the management console environment, potentially leading to widespread compromise of endpoint security infrastructure. The affected systems include Symantec Endpoint Protection 11.0 before RU7-MP3, 12.1 before RU2, and Symantec Endpoint Protection Small Business Edition 12.x before 12.1 RU2, indicating a significant attack surface across multiple product lines and version branches.
The technical root cause of this vulnerability stems from improper input validation within the PHP script execution environment of the management console. This weakness creates a classic input sanitization flaw that allows attackers to inject malicious payloads through carefully crafted input parameters. The vulnerability's classification aligns with CWE-20, which describes improper input validation, and more specifically relates to CWE-74, which addresses injection flaws. The flaw enables attackers to manipulate PHP script parameters to execute arbitrary commands on the server, bypassing normal authentication and authorization mechanisms. Attackers can leverage this vulnerability through authenticated sessions, meaning they must first establish valid credentials, though the attack can be executed from any location where they can access the management console interface. The attack vector involves sending specially crafted requests that exploit the lack of proper input sanitization, allowing PHP code execution with the privileges of the management console process.
The operational impact of CVE-2012-4348 is severe and multifaceted, as it provides attackers with complete control over the management console infrastructure. Once exploited, attackers can manipulate security policies, modify endpoint configurations, and potentially gain access to sensitive data stored within the console. The vulnerability allows for privilege escalation beyond what would normally be expected from an authenticated user, enabling attackers to perform administrative functions that could compromise the entire endpoint security ecosystem. Organizations using affected Symantec Endpoint Protection versions face potential data breaches, unauthorized access to critical security infrastructure, and the possibility of attackers using the compromised console as a launch point for further attacks within the network. The vulnerability also undermines the integrity of the security controls, as attackers can modify or disable security policies, rendering the protection mechanisms ineffective against subsequent threats.
Organizations should immediately implement mitigation strategies to address this vulnerability, beginning with applying the appropriate security updates from Symantec. The recommended approach involves upgrading to Symantec Endpoint Protection versions 11.0 RU7-MP3, 12.1 RU2, or 12.1 RU2 for Small Business Edition, respectively. System administrators should also implement network segmentation to restrict access to management consoles, limiting the attack surface and reducing the risk of exploitation. Additional protective measures include implementing strong authentication controls, monitoring network traffic for suspicious activity, and conducting regular security assessments of management console configurations. The vulnerability's characteristics make it particularly dangerous in environments where management console access is not adequately restricted, as it provides attackers with a direct path to compromise the entire endpoint security infrastructure. Organizations should also consider implementing network-based intrusion detection systems to monitor for exploitation attempts and establish incident response procedures specifically addressing this type of vulnerability. The attack pattern aligns with ATT&CK technique T1059, which covers command and scripting interpreter, and T1078, which addresses valid accounts, as the vulnerability requires legitimate authentication but enables unauthorized code execution with elevated privileges.