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CVE-2017-20228

Flat Assembler 1.71.21 Stack-Based Buffer Overflow ROP

CVSS 8.6 HIGHEPSS 0.2%CWE-787
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.
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
Affected products
Flatassembler · Flat Assembler
public PoCs found — 1
cve_referencewww.exploit-db.com/exploits/42265unverified
⚠ Public resources, to assess the exposure of systems you control or are authorized to test. Test only with authorization.

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