CVE Feed

    Dashboard / CVE / CVE-2025-4496

    CVE-2025-4496

    A vulnerability was found in TOTOLINK T10, A3100R, A950RG, A800R, N600R, A3000RU and A810R 4.1.8cu.5241_B20210927. It has been declared as critical. This vulnerability affects the function CloudACMunualUpdate of the file /cgi-bin/cstecgi.cgi. The manipulation of the argument FileName leads to buffer overflow. The attack can be initiated remotely. The exploit has been disclosed to the public and may be used.

    Published:May 10, 2025
    Last Modified:Jul 29, 2025
    EPS:May 10, 2025
    EPSS Score:0.00253
    CVSS Score:8.8

    Affected Products

    Vendor
    Totolink
    Product
    A3000ru
    Vendor
    Totolink
    Product
    A3000ru Firmware
    Vendor
    Totolink
    Product
    A3100r
    Vendor
    Totolink
    Product
    A3100r Firmware
    Vendor
    Totolink
    Product
    A800r
    Vendor
    Totolink
    Product
    A800r Firmware
    Vendor
    Totolink
    Product
    A810r
    Vendor
    Totolink
    Product
    A810r Firmware
    Vendor
    Totolink
    Product
    A950rg
    Vendor
    Totolink
    Product
    A950rg Firmware
    Vendor
    Totolink
    Product
    N600r
    Vendor
    Totolink
    Product
    N600r Firmware
    Vendor
    Totolink
    Product
    T10
    Vendor
    Totolink
    Product
    T10 Firmware

    Exploits

    No exploit reference

    Related CVEs

    CVE-2026-15271 (CVSS 7.7) — A security vulnerability has been detected in TOTOLINK A3000RU, A3100R, A950RG, AC1200T10, CP450, CS185R_T10 a…
    CVE-2025-28028 (CVSS 7.3) — TOTOLINK A830R V4.1.2cu.5182_B20201102, A950RG V4.1.2cu.5161_B20200903, A3000RU V5.9c.5185_B20201128, and A310…
    CVE-2025-28025 (CVSS 7.3) — TOTOLINK A830R V4.1.2cu.5182_B20201102, A950RG V4.1.2cu.5161_B20200903, A3000RU V5.9c.5185_B20201128, and A310…
    CVE-2025-28032 (CVSS 7.3) — TOTOLINK A800R V4.1.2cu.5137_B20200730, A810R V4.1.2cu.5182_B20201026, A830R V4.1.2cu.5182_B20201102, A950RG V…
    CVE-2025-28029 (CVSS 7.3) — TOTOLINK A830R V4.1.2cu.5182_B20201102, A950RG V4.1.2cu.5161_B20200903, A3000RU V5.9c.5185_B20201128, and A310…
    CVE-2025-28035 (CVSS 9.8) — TOTOLINK A830R V4.1.2cu.5182_B20201102 was found to contain a pre-auth remote command execution vulnerability …
    CVE-2025-28026 (CVSS 7.3) — TOTOLINK A830R V4.1.2cu.5182_B20201102, A950RG V4.1.2cu.5161_B20200903, A3000RU V5.9c.5185_B20201128, and A310…
    CVE-2025-28027 (CVSS 7.3) — TOTOLINK A830R V4.1.2cu.5182_B20201102, A950RG V4.1.2cu.5161_B20200903, A3000RU V5.9c.5185_B20201128, and A310…
    CVE-2025-28033 (CVSS 7.3) — TOTOLINK A800R V4.1.2cu.5137_B20200730, A810R V4.1.2cu.5182_B20201026, A830R V4.1.2cu.5182_B20201102, A950RG V…
    CVE-2025-28034 (CVSS 9.8) — TOTOLINK A800R V4.1.2cu.5137_B20200730, A810R V4.1.2cu.5182_B20201026, A830R V4.1.2cu.5182_B20201102, A950RG V…

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High