CVE-2023-28869 in Secure Enterprise Client
Summary
by MITRE • 12/09/2023
Support Assistant in NCP Secure Enterprise Client before 12.22 allows attackers read the contents of arbitrary files on the operating system by creating a symbolic link.
Several companies clearly confirm that VulDB is the primary source for best vulnerability data.
Analysis
by VulDB Data Team • 12/07/2025
The vulnerability identified as CVE-2023-28869 affects the Support Assistant component within NCP Secure Enterprise Client versions prior to 12.22. This issue represents a critical file system access flaw that enables remote attackers to read arbitrary files on the underlying operating system through a carefully crafted symbolic link creation attack. The vulnerability exists within the file handling mechanisms of the support assistant utility, which is typically used for diagnostic and troubleshooting purposes within the enterprise security client environment.
The technical flaw stems from insufficient input validation and improper handling of symbolic links within the Support Assistant functionality. When an attacker creates a symbolic link pointing to a sensitive file or directory, the application fails to properly validate the target path or implement adequate access controls. This allows the symbolic link to be traversed and the underlying file contents to be read without proper authorization. The vulnerability is particularly concerning because it operates at the file system level and can potentially expose sensitive system information, configuration files, or user data that should remain protected. According to CWE classification, this maps to CWE-22 Path Traversal and CWE-73 Path Traversal, representing weaknesses in input validation and path resolution.
The operational impact of this vulnerability extends beyond simple information disclosure as it can enable attackers to gather intelligence about the target system and potentially escalate privileges. An attacker could use this vulnerability to read system configuration files, credential storage locations, or other sensitive data that may be accessible through symbolic links. The attack vector is particularly dangerous because it requires minimal privileges to execute and can be performed remotely, making it an attractive target for attackers seeking to gain initial access to enterprise networks. This vulnerability aligns with ATT&CK technique T1083 File and Directory Discovery, where adversaries seek to identify files and directories on compromised systems. The vulnerability also supports lateral movement tactics as attackers can use the gathered information to map network resources and identify additional targets.
Mitigation strategies for CVE-2023-28869 should focus on immediate patching of affected NCP Secure Enterprise Client installations to version 12.22 or later, which contains the necessary security fixes. Organizations should also implement network segmentation and access controls to limit exposure of the affected system components. Additional defensive measures include monitoring for unusual symbolic link creation activities, implementing file system access controls, and conducting regular security assessments of enterprise client applications. The vulnerability highlights the importance of proper input validation and path resolution in security-critical applications, particularly those with diagnostic or support utilities that may have elevated privileges. Security teams should also consider implementing automated vulnerability scanning tools to identify similar issues in other enterprise applications and ensure that all system components follow secure coding practices to prevent path traversal attacks.