CVE-2026-113692 in IT Service Management Suite
Summary
by MITRE • 10/29/2026
Path traversal in the SmartIT file-management feature of BMC IT Service Management Suite versions 25.3.01, 25.4.01, and 26.1.01 allows authenticated administrators to read files outside the intended directory.
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Analysis
by VulDB Data Team • 10/29/2026
The vulnerability identified as a path traversal flaw within the SmartIT file-management feature of BMC IT Service Management Suite versions 25.3.01, 25.4.01, and 26.1.01 represents a critical security deficiency in how user-supplied input is validated before being processed by the server-side file system operations. This specific weakness allows authenticated administrators to manipulate file paths using special characters such as dot-dot-slash sequences or encoded variants thereof to escape the designated directory structure. By exploiting this lack of proper canonicalization and boundary enforcement, an attacker can construct malicious requests that direct the application to read arbitrary files from the underlying operating system rather than restricting access to the intended public or private asset directories. This behavior aligns directly with CWE-22, which defines Improper Limitation of a Pathname to a Restricted Directory, highlighting the failure to rigorously sanitize input vectors before executing file I/O operations.
The operational impact of this vulnerability is severe due to the privilege level required for exploitation and the sensitivity of data typically stored on enterprise IT service management servers. Although the attack requires authentication as an administrator, which limits the pool of potential attackers compared to unauthenticated exploits, it poses a significant risk because administrators often possess access to sensitive configuration files, database connection strings, cryptographic keys, or internal network topology details embedded in application properties and logs. An attacker leveraging this flaw can perform unauthorized information disclosure by reading system-critical files such as /etc/passwd on Linux-based deployments or critical registry hives and configuration files on Windows environments. This capability facilitates further reconnaissance efforts, allowing the adversary to map out the server environment, identify other potential attack vectors, and potentially escalate privileges if sensitive credentials are found in plaintext within configuration artifacts.
From a tactical perspective, this vulnerability maps closely to ATT&CK technique T1083, which covers File and Directory Discovery, as well as T1552.004 for Unsecured Credentials when the traversal leads to reading files containing passwords or API keys. The exploitation mechanism relies on the application's failure to enforce strict allow-listing of permitted file paths or insufficient normalization of relative path components before resolution against the local filesystem root. This type of flaw is particularly dangerous in enterprise environments where BMC SmartIT serves as a central hub for incident management and service desk operations, meaning that compromise can lead to broader organizational disruption if combined with other vulnerabilities such as remote code execution via uploaded malicious files or session hijacking facilitated by stolen administrative credentials found through the traversal.
Mitigation strategies must focus on both immediate remediation and long-term architectural improvements. The primary defense is for administrators to apply the vendor-provided security patches that address this specific path validation logic in versions 25.3.01, 25.4.01, and 26.1.01 immediately upon availability. In environments where patching cannot be applied instantly due to operational constraints, network-level controls should be implemented to restrict access to the SmartIT application interface exclusively from trusted management networks or through secure VPN tunnels with multi-factor authentication enabled for all administrative accounts. Additionally, implementing strict input validation at the web server level using Web Application Firewall rules can help block common path traversal patterns such as ../ and their encoded equivalents before they reach the vulnerable Java servlets. Developers should also review similar file-handling code across the application to ensure that canonicalization is performed correctly by resolving all symbolic links and relative paths against a known safe base directory, ensuring that no resolved path escapes this boundary regardless of input manipulation attempts.