Vulnerability Monitor

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CVE-2025-9303

A security flaw has been discovered in TOTOLINK A720R 4.1.5cu.630_B20250509. This issue affects the function setParentalRules of the file /cgi-bin/cstecgi.cgi. Performing manipulation of the argument desc results in buffer overflow. The attack is possible to be carried out remotely. The exploit has been released to the public and may be exploited.

Published

2025-08-21T15:15:37.067

Last Modified

2025-10-06T18:48:16.970

Status

Analyzed

Source

[email protected]

Severity

CVSSv3.1: 8.8 (HIGH)

CVSSv2 Vector

AV:N/AC:L/Au:S/C:C/I:C/A:C

  • Access Vector: NETWORK
  • Access Complexity: LOW
  • Authentication: SINGLE
  • Confidentiality Impact: COMPLETE
  • Integrity Impact: COMPLETE
  • Availability Impact: COMPLETE
Exploitability Score

8.0

Impact Score

10.0

Weaknesses
  • Type: Primary
    CWE-119
    CWE-120
  • Type: Primary
    CWE-120
Affected Vendors & Products
Type Vendor Product Version/Range Vulnerable?
Operating System totolink a720r_firmware 4.1.5cu.630_b20250509 Yes
Hardware totolink a720r - No
References