HOMEVULNERABILITIESCVE-2023-25395
CRITICAL

CVE-2023-25395

CWE-78Published: March 8, 2023· Updated: Jun 17, 2026

9.8
CVSS v3.1

Official Description

TOTOlink A7100RU V7.4cu.2313_B20191024 router was discovered to contain a command injection vulnerability via the ou parameter at /setting/delStaticDhcpRules.

NVD Source

Risk Analysis

TOTOlink A7100RU routers contain a command injection vulnerability that allows remote attackers to execute arbitrary commands. This critical flaw is remotely exploitable without authentication.

No public exploit is known for this vulnerability, and it is not in the KEV catalog.

Recommended Action

Users should update the router firmware to the latest available version provided by TOTOlink.

Generated by the CTIWATCH analysis pipeline from this CVE's metadata (CVSS, EPSS, KEV status, exploit intelligence). Verify against vendor advisories before acting.

Technical Analysis

CVE-2023-25395 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

The vulnerability requires no privileges and no user interaction, making it a prime target for automated exploitation campaigns and worm-like propagation.

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 9.8.

CVSS v3.1 Vector Breakdown

Exploitability
Attack VectorNetwork
Attack ComplexityLow
Privileges Req.None
User InteractionNone
ScopeUnchanged
Impact
ConfidentialityHigh
IntegrityHigh
AvailabilityHigh
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected Vendors & Products

totolink2 product(s)
a7100ru firmwarea7100ru
Source: NVD CPE · 2 total CPE entries

Exploit & PoC Resources

NO KNOWN EXPLOITNo public exploit confirmed at this time
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Official Patches & Advisories

All References (2)

https://github.com/Am1ngl/ttt/tree/main/22Exploit · Third Party Advisory
https://github.com/Am1ngl/ttt/tree/main/22Exploit · Third Party Advisory

Quick Facts

CVE IDCVE-2023-25395
CVSS Score9.8 / 10
SeverityCRITICAL
WeaknessCWE-78
CISA KEVNo
Affected1 vendor(s)
PublishedMar 8, 2023

Related CVEs (CWE-78)

Recommended Actions

  • Apply vendor patches immediately
  • Monitor CVE-2023-25395 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.