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    CVE-2025-6139

    A vulnerability, which was classified as problematic, has been found in TOTOLINK T10 4.1.8cu.5207. Affected by this issue is some unknown functionality of the file /etc/shadow.sample. The manipulation leads to use of hard-coded password. The attack can only be initiated within the local network. The complexity of an attack is rather high. The exploitation is known to be difficult. The exploit has been disclosed to the public and may be used.

    Published:Jun 16, 2025
    Last Modified:Jun 26, 2025
    EPS:Jun 16, 2025
    EPSS Score:0.0006
    CVSS Score:3.9

    Affected Products

    Vendor
    Totolink
    Product
    T10
    Vendor
    Totolink
    Product
    T10 Firmware

    Exploits

    https://candle-throne-f75.notion.site/TOTOLINK-T10-shadow-20ddf0aa118580f5a455cd5dbc521472

    Common Weakness Enumeration

    CWE-259 Use of Hard-coded Password

    Common Attack Pattern Enumeration and Classification (CAPEC)

    No CAPEC recorded yet

    Related CVEs

    CVE-2025-14964 (CVSS 9.3) — A vulnerability has been found in TOTOLINK T10 4.1.8cu.5083_B20200521. This affects the function sprintf of th…
    CVE-2025-9533 (CVSS 5.5) — A vulnerability has been found in TOTOLINK T10 4.1.8cu.5241_B20210927. Affected is an unknown function of the …
    CVE-2025-44655 (CVSS 9.8) — In TOTOLink A7100RU V7.4, A950RG V5.9, and T10 V5.9, the chroot_local_user option is enabled in the vsftpd.con…
    CVE-2025-6138 (CVSS 7.4) — A vulnerability classified as critical was found in TOTOLINK T10 4.1.8cu.5207. Affected by this vulnerability …
    CVE-2025-6137 (CVSS 7.4) — A vulnerability classified as critical has been found in TOTOLINK T10 4.1.8cu.5207. Affected is the function s…
    CVE-2025-5905 (CVSS 7.4) — A vulnerability was found in TOTOLINK T10 4.1.8cu.5207. It has been rated as critical. Affected by this issue …
    CVE-2025-5904 (CVSS 7.4) — A vulnerability was found in TOTOLINK T10 4.1.8cu.5207. It has been declared as critical. Affected by this vul…
    CVE-2025-5903 (CVSS 7.4) — A vulnerability was found in TOTOLINK T10 4.1.8cu.5207. It has been classified as critical. Affected is the fu…
    CVE-2025-5902 (CVSS 7.4) — A vulnerability was found in TOTOLINK T10 4.1.8cu.5207 and classified as critical. This issue affects the func…
    CVE-2025-5901 (CVSS 7.4) — A vulnerability has been found in TOTOLINK T10 4.1.8cu.5207 and classified as critical. This vulnerability aff…

    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