[FD] WinSaber - Unquoted Service Path Privilege Escalation

Document Title: =============== WinSaber - Unquoted Service Path Privilege Escalation References (Source): ==================== http://ift.tt/2a4ckgp Release Date: ============= 2016-07-29 Vulnerability Laboratory ID (VL-ID): ==================================== 1879 Common Vulnerability Scoring System: ==================================== 4.2 Product & Service Introduction: =============================== WinSaber.exe is an executable files developed by Innovative Knowledge for the Windows Operating System. This virus can infect, replace, or corrupt existing EXE files, which can then lead to error messages. Such file and its related exe files gets into the computer system hiding behind the programs which user downloads. (Copy of the Homepage: http://ift.tt/2ar0wXb) Abstract Advisory Information: ============================== An independent vulnerability laboratory researcher discovered an unqouted service path privilege escalation issue in the WinSaber Trojan software. Vulnerability Disclosure Timeline: ================================== 2016-07-26: Public Disclosure (Vulnerability Laboratory) Discovery Status: ================= Published Affected Product(s): ==================== Exploitation Technique: ======================= Local Severity Level: =============== Medium Technical Details & Description: ================================ The application suffers from an unquoted search path issue impacting the trojan 'winSaber'. This could potentially allow an authorized but non-privileged local user to execute arbitrary code with system privileges on the system. Proof of Concept (PoC): ======================= The issue can be exploited by local attackers with restricted system user account or network access and without user interaction. For security demonstration or to reproduce the vulnerability follow the provided information and steps below to continue.

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