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CVE-2016-20039

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CVE-2016-20039

Published: Mar 28, 2026

Modified: Mar 30, 2026

PUBLISHED

CVSS v3.1

8.4

HIGH

Description

Multi Emulator Super System 0.154-3.1 contains a buffer overflow vulnerability in the gamma parameter handling that allows local attackers to crash the application or execute arbitrary code. Attackers can supply an oversized gamma parameter value to overflow the stack buffer and overwrite the instruction pointer with a controlled address to achieve code execution.

VendorProductVersions

mamedev

Mess Emulator

affected
0.154-3.1

Weaknesses (CWE)

CWE-787

CVSS v3.1 Details

CVSS v3.1 Vector

CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack Vector

Local

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

References

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