CVE-2017-20227 — CRITICAL (9.8)

Vulnerability Description

JAD Java Decompiler 1.5.8e-1kali1 and prior contains a stack-based buffer overflow vulnerability that allows attackers to execute arbitrary code by supplying overly long input that exceeds buffer boundaries. Attackers can craft malicious input passed to the jad command to overflow the stack and execute a return-oriented programming chain that spawns a shell.

CVSS Score

9.8

CRITICAL

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

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

HIGH

Availability

HIGH

Affected Products

Vendor	Product	Versions
Varaneckas	Jad Java Decompiler	1.5.8e-1kali1

Related Weaknesses (CWE)

CWE-787

References

http://www.varaneckas.com/jad/Product
https://www.exploit-db.com/exploits/42255ExploitVDB Entry
https://www.vulncheck.com/advisories/jad-8e-1kali1-stack-based-buffer-overflowThird Party Advisory

FAQ

What is CVE-2017-20227?

CVE-2017-20227 is a vulnerability with a CVSS score of 9.8 (CRITICAL). JAD Java Decompiler 1.5.8e-1kali1 and prior contains a stack-based buffer overflow vulnerability that allows attackers to execute arbitrary code by supplying overly long input that exceeds buffer boun...

How severe is CVE-2017-20227?

CVE-2017-20227 has been rated CRITICAL with a CVSS base score of 9.8/10. This is considered a critical vulnerability requiring immediate attention.

Is there a patch for CVE-2017-20227?

Check the references section above for vendor advisories and patch information. Affected products include: Varaneckas Jad Java Decompiler.