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Fencer Vulns
critical 9.8

CVE-2023-40069 json

OS command injection vulnerability in ELECOM wireless LAN routers allows an attacker who can access the product to execute an arbitrary OS…

published 2023-08-18 3 y ago modified 2026-06-17 4 mo ago also EUVD-2023-44676

cvss
9.8
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
1.5%
EPSS 1.5% chance of exploitation in 30 days, percentile 73%
public exploits
0
none known

Summary

OS command injection vulnerability in ELECOM wireless LAN routers allows an attacker who can access the product to execute an arbitrary OS command by sending a specially crafted request. Affected products and versions are as follows: WRC-F1167ACF all versions, WRC-1750GHBK all versions, WRC-1167GHBK2 all versions, WRC-1750GHBK2-I all versions, and WRC-1750GHBK-E all versions.

CISA SSVC

Exploitation
none
Automatable
yes
Technical impact
total
Assessed
2 y ago

Exploit prediction

1.45% chance of exploitation in the next 30 days, higher than 73% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CISA ADP 3.1 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
NVD 3.1 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CNA 3.1 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected products

  • ELECOM CO.,LTD. WRC-F1167ACF
  • ELECOM CO.,LTD. WRC-1750GHBK
  • ELECOM CO.,LTD. WRC-1167GHBK2
  • ELECOM CO.,LTD. WRC-1750GHBK2-I
  • ELECOM CO.,LTD. WRC-1750GHBK-E
  • elecom wrc-f1167acf_firmware
  • elecom wrc-1750ghbk_firmware
  • elecom wrc-1167ghbk2_firmware
  • elecom wrc-1750ghbk2-i_firmware
  • elecom wrc-1750ghbk-e_firmware

Classification

Weakness
  • CWE-78 Improper Neutralization of Special Elements used in an OS Command

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.