CVE-2016-20038

yTree 1.94-1.1 contains a stack-based buffer overflow vulnerability that allows local attackers to execute arbitrary code by supplying an excessively long argument to the application. Attackers can craft a malicious command-line argument containing shellcode and a return address to overwrite the stack and execute code in the application context.

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

0.18% chance of exploitation in the next 30 days, 7th percentile

Published

2026-03-28

Updated

2026-03-30

Proof-of-concept exploits (1)

• https://www.exploit-db.com/exploits/39406

References

• CVE Record
• NVD entry

Related

• CVE-2016-20037
• CVE-2016-20039
• CVE-2016-20036
• CVE-2016-2004
• CVE-2016-20035
• CVE-2016-20040