HOMEVULNERABILITIESCVE-2023-37564
HIGH

CVE-2023-37564

CWE-78Published: July 13, 2023· Updated: Jun 17, 2026

8.0
CVSS v3.1

Official Description

OS command injection vulnerability in ELECOM wireless LAN routers allows a network-adjacent authenticated attacker to execute an arbitrary OS command with a root privilege by sending a specially crafted request. Affected products and versions are as follows: WRC-1167GHBK-S v1.03 and earlier, WRC-1167GEBK-S v1.03 and earlier, WRC-1167FEBK-S v1.04 and earlier, WRC-1167GHBK3-A v1.24 and earlier, and WRC-1167FEBK-A v1.18 and earlier.

NVD Source

Technical Analysis

CVE-2023-37564 requires adjacent network access, limiting remote exploitation but still posing risk in shared or local network environments.

Exploitation requires low privileges, which limits the exposure to scenarios where an attacker has already gained initial access.

A successful exploit results in complete confidentiality breach (data exposure), full integrity compromise (data manipulation), availability disruption (denial of service), with a CVSS base score of 8.0.

CVSS v3.1 Vector Breakdown

Exploitability
Attack VectorAdjacent
Attack ComplexityLow
Privileges Req.Low
User InteractionNone
ScopeUnchanged
Impact
ConfidentialityHigh
IntegrityHigh
AvailabilityHigh
CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Affected Vendors & Products

elecom10 product(s)
wrc-1167ghbk-s firmwarewrc-1167ghbk-swrc-1167gebk-s firmwarewrc-1167gebk-swrc-1167febk-s firmwarewrc-1167febk-swrc-1167ghbk3-a firmwarewrc-1167ghbk3-awrc-1167febk-a firmwarewrc-1167febk-a
Source: NVD CPE · 10 total CPE entries

Exploit & PoC Resources

NO KNOWN EXPLOITNo public exploit confirmed at this time
Exploit-DB
Offensive Security exploit database
GitHub PoC Search
Community PoC repositories
Rapid7 / Metasploit
Metasploit module search
PacketStorm
Security advisories & exploits
NVD Detail
Official NIST entry
MITRE CVE
CVE Program entry
External links open in a new tab. Always verify in a controlled environment before use.

Official Patches & Advisories

ADVISORYhttps://jvn.jp/en/jp/JVN05223215/
ADVISORYhttps://www.elecom.co.jp/news/security/20230711-01/
ADVISORYhttps://jvn.jp/en/jp/JVN05223215/
ADVISORYhttps://www.elecom.co.jp/news/security/20230711-01/

All References (4)

→
https://jvn.jp/en/jp/JVN05223215/Third Party Advisory
→
https://www.elecom.co.jp/news/security/20230711-01/Vendor Advisory
→
https://jvn.jp/en/jp/JVN05223215/Third Party Advisory
→
https://www.elecom.co.jp/news/security/20230711-01/Vendor Advisory

Quick Facts

CVE IDCVE-2023-37564
CVSS Score8.0 / 10
SeverityHIGH
WeaknessCWE-78
CISA KEVNo
Affected1 vendor(s)
PublishedJul 13, 2023

Related CVEs (CWE-78)

CVE-2008-6554
10.0
CVE-2010-0418
10.0
CVE-2008-4796
10.0
CVE-2008-4304
10.0
CVE-2009-4025
10.0
CVE-2013-5486
10.0

Recommended Actions

  • →Apply vendor patches immediately
  • →Monitor CVE-2023-37564 in threat intel feeds
  • →Review IDS/IPS signatures for exploitation attempts
Data sourced from NVD (NIST), CISA KEV, and EPSS (FIRST). Analysis generated by CTIWatch. CVE data is provided under the NVD usage policy.
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