CVE-2017-20228
High · 8.4CVSS
8.4
EPSS
0.2%
Published
Mar 28, 2026
CISA due date
—
The record
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.
Affected packages
| Ecosystem | Package | Introduced | Fixed |
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