CVE-2018-6940

Severity: medium (CVSS 6.1 v3.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 2.8% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2018-02-20 · updated 2026-06-17
Weakness: CWE-79

Description

A /shell?cmd= XSS issue exists in the HTTPD component of NAT32 v2.2 Build 22284 devices that can be exploited for Remote Code Execution in conjunction with CSRF.

Affected products

Nat32: 2.2

References

http://hyp3rlinx.altervista.org/advisories/NAT32-REMOTE-COMMAND-EXECUTION-CVE-2018-6940.txt
http://packetstormsecurity.com/files/146373/NAT32-Build-22284-Remote-Command-Execution.html
http://www.securityfocus.com/archive/1/541777/100/0/threaded
https://www.exploit-db.com/exploits/44033/
http://hyp3rlinx.altervista.org/advisories/NAT32-REMOTE-COMMAND-EXECUTION-CVE-2018-6940.txt
http://packetstormsecurity.com/files/146373/NAT32-Build-22284-Remote-Command-Execution.html
http://www.securityfocus.com/archive/1/541777/100/0/threaded
https://www.exploit-db.com/exploits/44033/

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