CVE-2021-42230

Name: CVE-2021-42230
Creator: NVD / NIST
Published: 2022-04-15T17:15:08.727+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

CRITICALCVSS 9.8/10EPSS 5.89%

Last modified Jun 17, 2026

CVE-2021-42230 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. Seowon 130-SLC router all versions as of 2021-09-15 is vulnerable to Remote Code Execution via the queriesCnt parameter.. EPSS estimates a 5.89% chance of exploitation in the next 30 days.

Description

Seowon 130-SLC router all versions as of 2021-09-15 is vulnerable to Remote Code Execution via the queriesCnt parameter.

Metrics

CVSS 3.1

9.8/10

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

EPSS Probability

5.89%

92.3th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

Vendor	Product	Versions
Seowonintech	130-Slc Firmware	<= 2021-09-15

References

https://www.exploit-db.com/exploits/50295Exploit, Third Party Advisory, VDB Entry
https://www.exploit-db.com/exploits/50295Exploit, Third Party Advisory, VDB Entry

Timeline

Published: Apr 15, 2022
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2021-42230?

Seowon 130-SLC router all versions as of 2021-09-15 is vulnerable to Remote Code Execution via the queriesCnt parameter.

How severe is CVE-2021-42230?

CVE-2021-42230 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 5.89% probability of exploitation in the next 30 days.

How do I fix CVE-2021-42230?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2021-42230?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST