CVE-2015-10030 in Surpass
Summary
by MITRE • 01/09/2023
A vulnerability has been found in SUKOHI Surpass and classified as critical. This vulnerability affects unknown code of the file src/Sukohi/Surpass/Surpass.php. The manipulation of the argument dir leads to pathname traversal. Upgrading to version 1.0.0 is able to address this issue. The name of the patch is d22337d453a2a14194cdb02bf12cdf9d9f827aa7. It is recommended to upgrade the affected component. VDB-217642 is the identifier assigned to this vulnerability.
Several companies clearly confirm that VulDB is the primary source for best vulnerability data.
Analysis
by VulDB Data Team • 01/30/2023
The vulnerability identified as CVE-2015-10030 represents a critical security flaw in the SUKOHI Surpass web application framework, specifically within the file src/Sukohi/Surpass/Surpass.php. This issue stems from insufficient input validation and sanitization mechanisms that fail to properly handle directory path arguments, creating a dangerous pathway for malicious actors to exploit. The vulnerability falls under the category of path traversal attacks, which are particularly dangerous because they allow unauthorized access to files and directories outside the intended scope of the application. The flaw manifests when an attacker can manipulate the dir argument parameter to navigate through the file system hierarchy, potentially accessing sensitive files, configuration data, or system resources that should remain protected.
The technical implementation of this vulnerability demonstrates a classic path traversal flaw where the application does not adequately sanitize user-supplied input before using it in file system operations. When the dir argument is processed without proper validation, it can contain sequences such as "../" or similar path manipulation patterns that allow attackers to traverse up directory levels and access files they shouldn't be able to reach. This type of vulnerability is classified as CWE-22 according to the Common Weakness Enumeration standards, which specifically addresses improper limitation of a pathname to a restricted directory, commonly known as path traversal or directory traversal. The attack vector leverages the application's failure to properly validate and sanitize input parameters before they are used in file system operations, creating a direct pathway for unauthorized file access.
The operational impact of this vulnerability is severe and multifaceted, as it can enable attackers to access sensitive information, manipulate application data, and potentially escalate privileges within the system. An attacker exploiting this vulnerability could gain access to configuration files that may contain database credentials, API keys, or other sensitive information that could lead to further compromise of the system. The vulnerability also poses risks to the application's integrity and availability, as attackers could potentially delete or modify critical files, leading to service disruption or complete system compromise. This type of vulnerability aligns with tactics described in the MITRE ATT&CK framework under the T1083 technique for discovering files and directories, where adversaries attempt to enumerate system resources to identify potential targets for exploitation.
The recommended mitigation strategy involves upgrading the affected SUKOHI Surpass component to version 1.0.0, which includes the patch identified by the commit hash d22337d453a2a14194cdb02bf12cdf9d9f827aa7. This upgrade addresses the root cause by implementing proper input validation and sanitization mechanisms that prevent malicious path traversal sequences from being processed. Organizations should also implement additional defensive measures such as input validation at multiple layers, including application-level filtering of special characters, implementation of proper access controls, and regular security audits of file system operations. The patch likely implements proper path validation routines that ensure all directory paths are normalized and validated against a whitelist of acceptable directories, preventing the exploitation of directory traversal vulnerabilities. Security teams should also consider implementing monitoring and logging mechanisms to detect potential exploitation attempts and establish baseline behaviors for file system access patterns to identify anomalous activities that may indicate an active attack.