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CVE-2023-37567

INDEX BUILT · 2026-09-20

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Command injection vulnerability in ELECOM and LOGITEC wireless LAN routers allows a remote unauthenticated attacker to execute an arbitrary command…

CVE-2023-375674 of 4 sources documented this
28

rank 28 = 1 + 25 + 0 + 2 + 0

rank@v1 · scheduled

Someone is already using it

CISA KEV catalog · public proof-of-concept · FIRST EPSS

EPSS 0.02360  ·  without this subject the record ranks 27

What it costs you if it fires

NVD CVSS base score, then the CNA's own

CVSS 9.8, from NVD  ·  without this subject the record ranks 3

It is getting worse, not staying still

FIRST EPSS series, rescorings and bad loads removed

no persisting rise in 365 days  ·  without this subject the record ranks 28

How much of the world it touches

NVD CPE configurations

1 product in the CPE ranges  ·  without this subject the record ranks 26

Someone else already set the date

CISA KEV remediation due date

no CISA due date  ·  without this subject the record ranks 28

Unaudited dollar value2 of 3 inputs carry a receipt
Exposure$118,000over the next 30 days, if this record is yours
Movement-$417,000on 2025-03-30, the last material move, 1 year, 3 months before this reading
Basisassumeda published average, not your estate

$118,000 = $4.99M incident cost x 1 exposure x 0.0236 likelihood

udv@v1 · unaudited · wrong for you until you say what you run

$4.99M is the cost of a breach that happened, from IBM Cost of a Data Breach Report 2026, global average. It is not the value of any asset of yours. That average already covers breaches of every severity, so scaling it by exposure understates a partial-impact record. That is an assumption, not a measurement. Your own asset value goes in the decision record.

Hindsight · the state

0.0236EPSSNOT IN KEVas of 2026-09-20
Severity9.8 CRITICALreceipt
Harmtotal loss · unauthenticatedreceipt
Exploitationnone in held sources
Defenseno fix version held
Movementrisenreceipt
PLATEAU10Minimal movement since 2023-07-14, 1095 days at 0.02, as of 2026-07-13. arc-rules@v1

Foresight · where to check next

CVE-2024-55956CVE-2016-20017QNAP Systems Inc.BeyondTrustSophos WebAria Operations37567

This record is one instance of CWE-77, improper neutralization of special elements used in a command ('command injection'). The index holds 3852 prior instances of this class, 37 KEV-listed. The nearest of its KEV-listed records are drawn beside this. taxonomy@v1

Full pattern panel

Prior records in this weakness class. Each is its own record, dated and receipted.
Color is a claim, not decoration:the hostile worldthe defenseno signalspoke length is how much of the record matches, not how bad it is

Running ELECOM CO.,LTD. WRC-1167GHBK3-A? Check your version

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Harm, if it fires from the vector and the weakness

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Reachnetwork-reachable · no privileges required · no user interaction · low attack complexityreceipt
ImpactComplete confidentiality, integrity and availability lossreceipt
Scored fromCVSS v3.1 · NVD's vectorreceipt
Weakness classCWE-77 Improper Neutralization of Special Elements used in a Command ('Command Injection')receipt
Published consequencesCWE-77: Integrity, Confidentiality, Availability: Execute Unauthorized Code or Commands[email protected]

CISA KEV & Federal Remediation Deadline from the record and CISA

The fix, and how long it's been waiting.

Fixed inNo fix version in held sources, as the index stood on 13 Jul 2026.
Patch available sinceNo dated patch-availability record in held sources. The index holds reference URLs without dates and only the current revision of the CVE record, so the day a fix first existed cannot be derived. Only the versions it landed in.

Exploit Status & Known PoCs a ladder, not a score

Current rung: Nothing observed in held sources.

  • RUNG 1Nothing observed in held sources
  • RUNG 2Proof-of-concept published
  • RUNG 3Exploited in the wild · CISA KEV listed
  • RUNG 4Ransomware campaign use known

Authority who says so

CVSS, NVD9.8 CRITICALreceipt
Exploit probability0.0236 · top 17% of all CVEsreceipt
Blast breadth1 product across 1 vendorderived
Assigned byjpcertreceipt
Recorded changes22 · last 19 Sep 2026derived

Affected & Fixed Versions as published

Affected productELECOM CO.,LTD. WRC-1167GHBK3-A; ELECOM CO.,LTD. WRC-F1167ACF2; ELECOM CO.,LTD. WRC-600GHBK-A; ELECOM CO.,LTD. WRC-733FEBK2-A; ELECOM CO.,LTD. WRC-1467GHBK-A; ELECOM CO.,LTD. WRC-1900GHBK-A…receipt
Published rangeselecom wrc-1167ghbk3-a firmware <= 1.24receipt

A rung lights from a row in the index, never from an assessment. "Held sources" is the true scope of the claim: this index reads the CVE record, NVD, CISA KEV, FIRST's EPSS and public proof-of-concept repositories, and it does not observe attacks.

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What it is stated by the CNA

Command injection vulnerability in ELECOM and LOGITEC wireless LAN routers allows a remote unauthenticated attacker to execute an arbitrary command by sending a specially crafted request to a certain port of the web management page. Affected products and versions are as follows: WRC-1167GHBK3-A v1.24 and earlier, WRC-F1167ACF2 all versions, WRC-600GHBK-A all versions, WRC-733FEBK2-A all versions, WRC-1467GHBK-A all versions, WRC-1900GHBK-A all versions, and LAN-W301NR all versions. receipt

NVD's analysis a second authority

severity
9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
weakness
CWE-77
affected versions
elecom wrc-1167ghbk3-a firmware <= 1.24

check it yourself elecom.co.jp elecom.co.jp jvn.jp receipt

Dated events

2025-03-29EPSS moved 0.03 to 0.112025-03-30EPSS moved 0.11 to 0.03

Movement the material steps

14 Jul 20230.00048
17 Mar 20250.03029 · scoring model v2025.03.14
29 Mar 20250.11383 · crossed 0.10
30 Mar 20250.03029 · crossed 0.10
15 Jun 20260.01764 · scoring model v2026.06.15
13 Jul 20260.0236
Show all 22 observations
14 Jul 20230.00048
26 Jul 20230.00142
19 Aug 20230.00110
12 Jun 20240.00121
19 Jul 20240.00199
14 Aug 20240.00223
17 Dec 20240.00186
23 Dec 20240.00184
2 Feb 20250.00219
17 Feb 20250.00259
3 Mar 20250.00309
17 Mar 20250.03029
29 Mar 20250.11383
30 Mar 20250.03029
15 Apr 20250.029
18 Nov 20250.03029
21 Nov 20250.029
7 Apr 20260.03718
9 May 20260.04137
15 Jun 20260.01764
12 Jul 20260.02339
13 Jul 20260.0236

22 observations held. A highlighted step crossed a promotion threshold. A step marked with a scoring model moved because the instrument was replaced, not because the vulnerability changed. receipt

The full biography

EPSS 0.0236Published2023-07-13Index as of2026-07-13

The record had been public for 3 years when this index was last written.

Published 2023-07-13 receipt · Index as of 2026-07-13 derived

The pattern, elsewhere

This record is one instance of CWE-77, improper neutralization of special elements used in a command ('command injection'). The index holds 3852 prior instances of this class, 37 KEV-listed. The nearest of its KEV-listed records are drawn beside this. [email protected]

CVE-2024-55956matches 8 of 8KEV listed · 2024receipt
CVE-2016-20017matches 8 of 8KEV listed · 2022receipt
CVE-2018-19949 · QNAP Systems Inc. QTSmatches 8 of 9KEV listed · 2020receipt
CVE-2024-12356 · BeyondTrust Remote Supportmatches 8 of 9KEV listed · 2024receipt
CVE-2023-1671 · Sophos Web Appliancematches 8 of 9KEV listed · 2023receipt
CVE-2023-20887 · Aria Operations for Networks (Formerly…matches 8 of 9KEV listed · 2023receipt

"Matches n of m" counts the attributes the two records can both be compared on: the CVSS metrics they share a version of, any weakness class beyond this one, and the vendor. fit-rules@v1

3852 records in this class held. The six above are drawn from the ones CISA has listed as exploited, ranked by how much of the record matches this one. That is why every one of them is KEV-listed: the pool is, so the colour on those spokes says nothing the pool has not already said.

No curated product neighbourhood is held for this product, so the records above are the nearest this index can name. The neighbourhood table covers a small set of products and is extended by hand.

Siblings and hubs

Records related to this one

Its defect family

elecom co., ltd. wrc-1167ghbk3-a

Grouped by shared product and weakness, not by shared vulnerability. Each record's own state is on its own page.

Family membership: held values

Nothing we hold separates this record from the others in its defect family. This page is kept and dated, and the defect family's own page is the one we offer for indexing: the whole group.

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What usually comes next

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