CVE-2017-20226 HIGH

CVE-2017-20226: Mapscrn 2.0.3 Stack-Based Buffer Overflow

Vendor Msk
Product Mapscrn
Weakness CWE-787
Published March 28, 2026
Last update March 30, 2026

CVSS base score

8.6/10
Attack vector Local
Attack complexity Low
Privileges required None
User interaction None
Confidentiality
Integrity

CVSS vector

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

What the vulnerability does

01Description

Mapscrn 2.0.3 contains a stack-based buffer overflow vulnerability that allows local attackers to execute arbitrary code by supplying an oversized input buffer. Attackers can craft a malicious buffer with junk data, return address, NOP instructions, and shellcode to overflow the stack and achieve code execution or denial of service.

Key dates

02Disclosure timeline

March 28, 2026 CVE published
March 30, 2026 Record updated