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CVE-2023-37563

19
FAUCET Score

CVE-2023-37563 is a sensitive information exposure vulnerability affecting multiple ELECOM wireless LAN router models, including various WRC-1167, WRC-600, WRC-733, WRC-1467, and WRC-1900 series devices. This medium-severity vulnerability (CVSS 6.5) allows an unauthenticated, network-adjacent attacker to obtain sensitive information with low attack complexity. There is currently no evidence of active exploitation, public exploit code, or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
<= 1.03CPE matchmatch criteria
cpe:2.3:o:elecom:wrc-1167ghbk-s_firmware:*:*:*:*:*:*:*:*
<= 1.03CPE matchmatch criteria
cpe:2.3:o:elecom:wrc-1167gebk-s_firmware:*:*:*:*:*:*:*:*
<= 1.04CPE matchmatch criteria
cpe:2.3:o:elecom:wrc-1167febk-s_firmware:*:*:*:*:*:*:*:*
<= 1.24CPE matchmatch criteria
cpe:2.3:o:elecom:wrc-1167ghbk3-a_firmware:*:*:*:*:*:*:*:*
<= 1.18CPE matchmatch criteria
cpe:2.3:o:elecom:wrc-1167febk-a_firmware:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

6.5MEDIUM

CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Attack Vector
ADJACENT_NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
NONE
Availability Impact
NONE
Exploitability Score
2.8
Impact Score
3.6
CvssVersion
3.1

Exploit Intelligence

EPSS Score
0.34%
Probability of exploitation in next 30 days
EPSS Percentile
26.2%
Percentile rank of EPSS score among Peer Group
As of 2026-07-28
Model: v2026.06.15
This CVE's current EPSS score of 0.0034 is in the 39th percentile among its peer group of 1,802 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

jvn.jp / en/jp/JVN05223215
Third Party Advisory
elecom.co.jp / news/security/20230711-01
Vendor Advisory
elecom.co.jp / news/security/20230810-01