CVE-2017-20226
High
Description
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.
SeverityHigh
CVSS8.4
Exploit probability—
ProductMapscrn
PublishedMar 28, 2026
First seenMar 28, 2026
Weakness typeCWE-787Out-of-bounds write
How to fix
Sources list no fixed version or patch link for this vulnerability.
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| msk Mapscrn | 2.03 | — |
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