Advisory Details

September 12th, 2018

Fuji Electric V-Server VPR File Parsing Stack-based Buffer Overflow Remote Code Execution Vulnerability

CVE ID	CVE-2018-14823
CVSS SCORE	6.8, AV:N/AC:M/Au:N/C:P/I:P/A:P
AFFECTED VENDORS	Fuji Electric
AFFECTED PRODUCTS	V-Server
VULNERABILITY DETAILS	This vulnerability allows remote attackers to execute arbitrary code on vulnerable installations of Fuji Electric V-Server. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file. The specific flaw exists within the parsing of a VPR file. The issue results from the lack of proper validation of the length of user-supplied data prior to copying it to a fixed-length stack-based buffer. An attacker can leverage this vulnerability to execute code under the context of the process.
ADDITIONAL DETAILS	Fuji Electric has issued an update to correct this vulnerability. More details can be found at: https://ics-cert.us-cert.gov/advisories/ICSA-18-254-01
DISCLOSURE TIMELINE	2018-03-08 - Vulnerability reported to vendor 2018-09-12 - Coordinated public release of advisory 2018-09-12 - Advisory Updated
CREDIT	Ghirmay Desta

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