CVE-2025-57623

MEDIUM EPSS 27.8%
Published Sep 25, 20259mo ago · Modified Jun 17, 20262w ago
5.3 CVSS 3.1
Medium
Find Similar
Published Sep 25, 2025 9mo ago
Last Modified Jun 17, 2026 2w ago

Description

A NULL pointer dereference in TOTOLINK N600R firmware v4.3.0cu.7866_B2022506 allows attackers to cause a Denial of Service.

CVSS Details

Base Score
5.3
Exploitability
3.9
Impact
1.4
Vector string
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
Attack Vector Network
Attack Complexity Low
Privileges Required None
User Interaction None
Scope Unchanged
Confidentiality None
Integrity None
Availability Low

Threat Intelligence

EPSS Exploit Probability
27.8% percentile
Exploit & Patch Status
Public Exploit Known
No Patch Available

Weaknesses 1

CWE-476 NULL Pointer Dereference Memory Safety

Affected Products 2

VendorProductVersionRange
totolinkn600r_firmware4.3.0cu.7866_b2022506any
totolinkn600r*any

References 2

  • gist.github.com https://gist.github.com/z472421519/d17061ea79a72d39fe69c000fa1a6280
    ExploitThird Party Advisory
  • github.com https://github.com/z472421519/BinaryAudit/blob/main/PoC/NPD/TOTOLink/CONTENT_LENGTH.md
    Exploit

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.