CVE-2017-20228

HIGH SEVERITY

CVSS Score & Metrics

Base Score

8.4 / 10

Vector String

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

Vulnerability Description

Flat Assembler 1.71.21 contains a stack-based buffer overflow vulnerability that allows local attackers to execute arbitrary code by supplying oversized input to the application. Attackers can craft malicious assembly input exceeding 5895 bytes to overwrite the instruction pointer and execute return-oriented programming chains for shell command execution.

Vulnerability Details

Published Date

March 28, 2026

Last Modified

April 02, 2026

CWE ID

CWE-787

Source

NVD

Vendor

Flatassembler

Product

Flat Assembler

External References

http://www.flatassembler.net
https://www.exploit-db.com/exploits/42265
https://www.vulncheck.com/advisories/flat-assembler-stack-based-buffer-overflow-rop

CVE-2017-20228

CVSS Score & Metrics

Vulnerability Description

Vulnerability Details

External References

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