CVE-2017-1000029 in GlassFish Server Open Source Edition
Summary
by MITRE
Oracle, GlassFish Server Open Source Edition 3.0.1 (build 22) is vulnerable to Local File Inclusion vulnerability, that makes it possible to include arbitrary files on the server, this vulnerability can be exploited without any prior authentication.
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Analysis
by VulDB Data Team • 10/26/2019
The vulnerability identified as CVE-2017-1000029 represents a critical local file inclusion flaw within Oracle GlassFish Server Open Source Edition 3.0.1 build 22. This vulnerability resides in the server's handling of file inclusion mechanisms, creating a pathway for malicious actors to execute arbitrary file operations on the target system. The flaw operates at the application level where the server fails to properly validate or sanitize file paths submitted through its interface, allowing attackers to manipulate the file inclusion process to access sensitive system resources.
This local file inclusion vulnerability operates under CWE-22 which classifies it as a weakness involving improper limitation of a pathname to a restricted directory, commonly referred to as path traversal attacks. The vulnerability is particularly dangerous because it requires no authentication to exploit, making it an ideal target for automated attacks and reconnaissance activities. Attackers can leverage this flaw to include and potentially execute arbitrary files from the server filesystem, potentially gaining access to configuration files, application source code, or other sensitive data that should remain protected.
The operational impact of this vulnerability extends beyond simple data exposure, as it can enable attackers to escalate their privileges and potentially achieve full system compromise. The lack of authentication requirements means that any user with access to the GlassFish server interface can exploit this vulnerability, regardless of their authorization status. This makes the attack surface extremely broad and increases the likelihood of successful exploitation in environments where the server is accessible to unauthenticated users or where weak access controls exist.
The vulnerability's exploitation typically involves crafting malicious requests that manipulate the file inclusion parameters to reference files outside of the intended directory structure. This allows attackers to access files such as web application configuration files, database connection strings, or even system files that contain sensitive information. The implications align with ATT&CK technique T1005 which involves data from local system, where adversaries collect information from local system files to understand the target environment and identify potential next steps in their attack.
Organizations should implement immediate mitigations including applying the vendor-provided patches, restricting access to the GlassFish server interface, and implementing proper input validation controls. Network segmentation and access control measures should be strengthened to limit exposure to this vulnerability. Regular security assessments and monitoring for anomalous file access patterns can help detect exploitation attempts. The vulnerability demonstrates the critical importance of proper input validation and the principle of least privilege in web application security, as even seemingly benign file inclusion features can become pathways for significant compromise when not properly secured.