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No exploitation reported

CVE-2021-42230

No exploitation reported by the sources we read.

  • Published2022-04-15

Am I affected?

With a domain, we read the version its public headers and pages expose. A distribution build can carry the fix under an older number.

Description

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

Timeline

dates in UTC
  1. 2022-04-1517:15CVE publishedNVD

Versions per branch

NVD
Seowonintech 130-slc firmwareversion to verify
BranchAffectedFixed in
2021.x≤ 2021-09-15no fix published

as publishedRanges as NVD and OSV publish them; a distribution’s build can be fixed under an older number.

Fix

No fix published by the sources we read yet. NVD record

Detection

Nuclei template
none so far
ProjectDiscovery
Exploit-DB
no entry
Exploit-DB
Metasploit modules
none listed
Metasploit Framework

Sources

  • NVDCVSS 3.19.8read 2026-10-23
  • NVDCVSS 2.07.5read 2026-10-23
  • FIRST EPSSEPSS score6.3 %2026-11-04

Identifiers

Technical details

CVSS v3 Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Published
2022-04-15
Last Modified
2026-06-17
NVD 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.

Is CVE-2021-42230 actively exploited?

Active exploitation of CVE-2021-42230 has not been confirmed. Its EPSS score was 6.3% on 2026-11-04, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2021-42230?

CVE-2021-42230 has a CVSS v3 base score of 9.8 (CRITICAL severity), with vector string CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

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