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CVE-2022-25915

27
FAUCET Score

CVE-2022-25915 is an improper access control vulnerability affecting multiple ELECOM LAN router models, including WRC-1167GST2 and WRC-2533GS2-B, with specific firmware versions. This flaw allows a network-adjacent, authenticated attacker to bypass access restrictions and gain unauthorized access to the router's management interface through unspecified vectors. With a CVSS score of 8.8 (High), this vulnerability presents a significant risk, as it can lead to complete compromise of confidentiality, integrity, and availability without user interaction. There is currently no evidence of active exploitation, public exploit code, or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
<= 1.25CPE matchmatch criteria
cpe:2.3:o:elecom:wrc-1167gst2_firmware:*:*:*:*:*:*:*:*
<= 1.25CPE matchmatch criteria
cpe:2.3:o:elecom:wrc-1167gst2a_firmware:*:*:*:*:*:*:*:*
<= 1.25CPE matchmatch criteria
cpe:2.3:o:elecom:wrc-1167gst2h_firmware:*:*:*:*:*:*:*:*
<= 1.52CPE matchmatch criteria
cpe:2.3:o:elecom:wrc-2533gs2-b_firmware:*:*:*:*:*:*:*:*
<= 1.52CPE matchmatch criteria
cpe:2.3:o:elecom:wrc-2533gs2-w_firmware:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

8.8HIGH

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

Attack Vector
ADJACENT_NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
2.8
Impact Score
5.9
CvssVersion
3.1

Exploit Intelligence

EPSS Score
0.43%
Probability of exploitation in next 30 days
EPSS Percentile
35.2%
Percentile rank of EPSS score among Peer Group
As of 2026-07-26
Model: v2026.06.15
This CVE's current EPSS score of 0.0043 is in the 32nd percentile among its peer group of 1,859 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.2 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.2 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/JVN88993473
Third Party Advisory
elecom.co.jp / news/security/20211130-01
PatchVendor Advisory