CVE-2014-0780 in Web Studio
Summary
by MITRE
Directory traversal vulnerability in NTWebServer in InduSoft Web Studio 7.1 before SP2 Patch 4 allows remote attackers to read administrative passwords in APP files, and consequently execute arbitrary code, via unspecified web requests.
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Analysis
by VulDB Data Team • 04/22/2026
The vulnerability identified as CVE-2014-0780 represents a critical directory traversal flaw within NTWebServer component of InduSoft Web Studio 7.1 before SP2 Patch 4. This weakness enables remote attackers to bypass normal access controls and gain unauthorized access to sensitive administrative credentials stored within APP files. The vulnerability stems from inadequate input validation and path manipulation handling within the web server's file access mechanisms, allowing malicious actors to craft specific web requests that traverse directory structures beyond intended boundaries. Such directory traversal vulnerabilities fall under CWE-22, which categorizes improper limitation of a pathname to a restricted directory, commonly known as path traversal or directory traversal attacks.
The technical exploitation of this vulnerability occurs through carefully constructed web requests that manipulate file path parameters to access files outside the web server's intended document root. Attackers can leverage this flaw to read administrative password files and configuration data stored in APP format, which typically contain critical system credentials and operational parameters. The ability to extract these administrative passwords fundamentally compromises the entire system security posture, as they provide direct access to system administration functions and potentially enable privilege escalation. The vulnerability's impact extends beyond simple credential theft, as administrative access often grants the ability to modify system configurations, deploy malicious code, and establish persistent backdoors within the target environment.
From an operational perspective, this vulnerability poses significant risk to industrial control systems and SCADA environments that utilize InduSoft Web Studio for their web-based interfaces. The exploitation process typically involves sending crafted HTTP requests that manipulate the web server's file access routines to retrieve sensitive data from the application's configuration files. Once administrative credentials are obtained, attackers can leverage these privileges to execute arbitrary code on the affected system, potentially leading to complete system compromise. The vulnerability's remote nature means that attackers do not require physical access to the system, making it particularly dangerous in environments where industrial systems are connected to corporate networks or the internet. This aligns with ATT&CK technique T1059.007 for command and script interpreter, as attackers can execute arbitrary code through the compromised administrative access.
Organizations utilizing affected versions of InduSoft Web Studio should immediately implement multiple layers of mitigation strategies to protect against exploitation attempts. The primary and most effective mitigation involves applying the official SP2 Patch 4 update released by InduSoft to address the directory traversal vulnerability. Additionally, network segmentation should be implemented to isolate industrial control systems from general corporate networks, reducing the attack surface available to remote attackers. Web server configuration hardening measures should include disabling unnecessary file access capabilities and implementing strict input validation for all web requests. Network monitoring solutions should be configured to detect and alert on suspicious directory traversal patterns in web traffic, particularly unusual file access requests targeting system directories. The implementation of principle of least privilege access controls and regular security audits of web application configurations will further reduce the risk of exploitation. Organizations should also consider implementing web application firewalls to filter malicious requests and establish robust incident response procedures to quickly address any potential exploitation attempts.