CVE-2016-20040

TiEmu 3.03-nogdb+dfsg-3 contains a buffer overflow vulnerability in the ROM parameter handling that allows local attackers to crash the application or execute arbitrary code. Attackers can supply an oversized ROM parameter to the tiemu command-line interface to overflow the stack buffer and overwrite the instruction pointer with malicious addresses.

CVSS v4.0

8.6 HIGHCVSS: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

CVSS v3.1

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

EPSS

0.16% chance of exploitation in the next 30 days, 6th percentile

Published

2026-03-28

Updated

2026-04-01

Proof-of-concept exploits (1)

• https://www.exploit-db.com/exploits/39692

References

• CVE Record
• NVD entry

Related

• CVE-2016-2004
• CVE-2016-20041
• CVE-2016-20039
• CVE-2016-20042
• CVE-2016-20038
• CVE-2016-20043