SecuriTricks - CVE-2016-20039

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.

Product(s) Impacted

Vendor	Product	Versions
Multi Emulator Super System	Multi Emulator Super System	*

Weaknesses

Common security weaknesses mapped to this vulnerability.

CWE-787

Out-of-bounds Write

The product writes data past the end, or before the beginning, of the intended buffer.

*CPE(s)

Affected systems and software identified for this CVE.

Type	Vendor	Product	Version	Update	Edition	Language	Software Edition	Target Software	Target Hardware	Other Information
a	multi_emulator_super_system	multi_emulator_super_system	/	/	/	/	/	/	/	/

References

http://mamedev.org/

https://www.exploit-db.com/exploits/39673

https://www.vulncheck.com/advisories/multi-emulator-super-system-buffer-overflow

CVSS Score

8.6 / 10

CVSS Data - 4.0

Attack Vector: LOCAL
Attack Complexity: LOW
Attack Requirements: NONE
Privileges Required: NONE
User Interaction: NONE
Scope:
Confidentiality Impact: HIGH
Integrity Impact: HIGH
Availability Impact: HIGH
Exploit Maturity: NOT_DEFINED

CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

View Vector String

Timeline

Published: March 28, 2026, 12:15 p.m.
Last Modified: March 28, 2026, 12:15 p.m.

Status : Received

CVE has been recently published to the CVE List and has been received by the NVD.

More info

Source

[email protected]

CVE-2016-20039