Description

Command Injection in BOSH CLI tool on windows in Cloud Foundry allows a remote attacker to execute arbitrary shell commands via command injection vulnerabilities

Executive Summary

Technical Details

Mitigations

References

Additional Metadata

{
  "score": "7.5",
  "pubDate": "2026-08-21T10:16:38.647Z",
  "pubdate": "2026-08-21T10:16:38.647Z",
  "executiveSummary": "This vulnerability involves a command injection security flaw residing within the BOSH CLI tool when executed on the Windows operating system. The core weakness allows a remote attacker to achieve arbitrary shell command execution on target hosts running the affected software. The impact of successful exploitation is critical, potentially leading to full system compromise, unauthorized access to sensitive data, and complete operational disruption of affected Cloud Foundry environments. The affected product is the BOSH CLI tool specifically on Windows platforms. Risk implications include remote code execution with the privileges of the user running the BOSH CLI command, thereby undermining the confidentiality, integrity, and availability of the underlying infrastructure. Attacker capabilities involve leveraging improperly sanitized input vectors to inject malicious OS-level commands into execution pipelines. Exploitation requirements generally necessitate an attacker tricking a user or automated process into processing malicious inputs or arguments via the vulnerable BOSH CLI utility on Windows, leading to arbitrary command execution within the host operating system context.",
  "technicalDetails": "The root cause of this vulnerability is improper neutralization of special elements used in operating system commands, commonly classified as OS Command Injection. The vulnerable component is the BOSH CLI tool specifically within its Windows implementation, where user-supplied inputs or configuration parameters are passed to the underlying Windows shell without adequate sanitization, validation, or escaping.\nExploitation occurs when an attacker crafts a malicious payload containing shell metacharacters or command separators and introduces this input into the BOSH CLI tool execution flow on a Windows environment. Because the application fails to properly filter these inputs before invoking system shell processes, the operating system interprets the malicious payload as legitimate command syntax.\nThe attack flow proceeds as follows: First, the attacker identifies an input vector or parameter handled by the BOSH CLI tool on Windows that is subsequently passed to a system shell execution function. Second, the attacker formulates a payload incorporating command chaining operators. Third, upon execution of the BOSH CLI command with the malicious input, the underlying operating system executes the attacker-supplied shell commands alongside or in place of the intended administrative operations.\nAuthentication and privilege requirements depend on the execution context of the BOSH CLI tool, but successful command execution typically inherits the security context and privileges of the user account running the utility. Network exposure characteristics are contingent upon how the BOSH CLI tool is invoked, whether locally by an administrator or remotely via an automated pipeline or wrapper service that exposes the CLI functionality to untrusted inputs. Payload behavior encompasses the direct execution of arbitrary binaries, scripts, or administrative commands on the host operating system.\nPost-exploitation impact includes unauthorized execution of system-level operations, lateral movement within the network, privilege escalation if the BOSH CLI is run with elevated permissions, data exfiltration, and complete system takeover of the affected Windows host."
}