CVE-2023-37562Network attack vector

Unintended operations via undisclosed CSRF mechanism

Published Jul 13, 2023 · Updated Nov 6, 2024

Cross-site request forgery in ELECOM WTC-C1167GC-B and WTC-C1167GC-W 1.17 and earlier allows remote attackers to trigger unintended operations. ELECOM and JPCERT/CC do not disclose the affected management endpoint or the request-validation operation that fails to reject forged requests. Exploitation requires a user with an active management session to view a crafted page; the resulting administrative operation is unspecified.

CVSS severity4.3
Medium
EPSS probability0.27%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Cross-site request forgery in ELECOM WTC-C1167GC-B and WTC-C1167GC-W 1.17 and earlier allows remote attackers to trigger unintended operations. ELECOM and JPCERT/CC do not disclose the affected management endpoint or the request-validation operation that fails to reject forged requests. Exploitation requires a user with an active management session to view a crafted page; the resulting administrative operation is unspecified.

The record

CVE
CVE-2023-37562
Published
Jul 13, 2023
Updated
Nov 6, 2024
Vendor
ELECOM CO., LTD.
Product
WTC-C1167GC
Classifications
CWE-352, T1189
Attack vector
network
Privileges
unauthenticated

Timeline

How it unfolded

  1. Jul 13, 2023CVE publishedPublication date reported by the CVE source.
  2. Nov 6, 2024Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

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Is a vulnerable build present?

Compare these published version ranges with your installed build and any vendor patches.

  1. Affected versionversion=0 <=1.17

What conditions does exploitation require?

Attack vectornetwork
Required privilegesunauthenticated

What is affected?

ELECOM CO., LTD. · WTC-C1167GCversion=0 <=1.17
ELECOM CO., LTD. · WTC-C1167GC-Bversion=v1.17 and earlier
ELECOM CO., LTD. · WTC-C1167GC-Wversion=v1.17 and earlier

Published CVSS scores

4.3JPCERT/CCCVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N
2.6JPCERT/CCAV:N/AC:H/Au:N/C:N/I:P/A:N
8.8NIST NVDCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

CVSS describes severity. EPSS estimates exploitation probability.

Attacks

What attackers are doing with it

Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.

Daily unique IPsNo honeypot observations are available for this CVE in the selected window.

No observations available

Sep 10, 2026Sep 16, 2026
Latest reporting daySep 16, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectornetwork
Privilegesunauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-352Cross-Site Request Forgery (CSRF)
T1189Drive-by Compromise

Public exploit references

No public exploit references are available in this record.

Labels summarize the accepted research assessment. They do not indicate a test against your environment.

Technologies

Your stack

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Your stack

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