Description

Dell ObjectScale, versions prior to 4.3.0.1, contain(s) an Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection') vulnerability. A low privileged attacker with local access could potentially exploit this vulnerability, leading to Elevation of privileges.

Executive Summary

Technical Details

Mitigations

References

Additional Metadata

{
  "score": "7.8",
  "pubDate": "2026-08-17T14:20:21.333Z",
  "pubdate": "2026-08-17T14:20:21.333Z",
  "executiveSummary": "Dell ObjectScale in versions prior to 4.3.0.1 contains an Improper Neutralization of Special Elements used in an OS Command vulnerability, categorized as OS Command Injection. This security flaw enables a low privileged attacker with local access to potentially exploit the system, resulting in an Elevation of Privileges. The vulnerability exposes the underlying operating system to arbitrary command execution through improperly sanitized input parameters processed by the affected component. If successfully exploited, an unauthorized user with local system access could escalate their privileges, potentially compromising the confidentiality, integrity, and availability of the host operating system and the associated ObjectScale deployment. The risk implications are severe, as privilege escalation often serves as a critical stepping stone for full system compromise. Exploitation of this flaw strictly requires local access and low privileges, indicating that an adversary must first establish a foothold on the target host before initiating the attack vector against the vulnerable software interface.",
  "technicalDetails": "The vulnerability resides in Dell ObjectScale in versions prior to 4.3.0.1, specifically within components that handle user-supplied input without proper neutralization of special characters utilized by the underlying operating system shell. The root cause of the issue is insufficient input validation and sanitization, which allows malicious actors to inject arbitrary OS commands into execution routines. Because the application fails to properly filter or escape special characters, an attacker can manipulate command strings passed to the system shell.\nThe attack flow begins when a low-privileged attacker with local access interacts with the vulnerable ObjectScale component. The attacker supplies a specially crafted payload containing shell metacharacters designed to break out of the intended command context and append arbitrary system commands. When the vulnerable component processes this payload, it inadvertently passes the concatenated string to the operating system command interpreter for execution.\nAuthentication and privilege requirements dictate that the attacker must possess local access and low privileges on the target system to interact with the vulnerable entry point. Network exposure is not strictly required for this local attack vector, as the exploitation mechanism relies on local interfaces or execution contexts. Upon successful execution of the injected payload, the system executes the attacker's commands with the privileges of the vulnerable process, directly leading to an Elevation of Privileges and potential complete system compromise."
}