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    CVE-2015-6016

    ZyXEL P-660HW-T1 2 devices with ZyNOS firmware 3.40(AXH.0), PMG5318-B20A devices with firmware 1.00AANC0b5, and NBG-418N devices have a default password of 1234 for the admin account, which allows remote attackers to obtain administrative access via unspecified vectors.

    Published:Dec 31, 2015
    Last Modified:Apr 12, 2025
    EPS:Dec 31, 2015
    EPSS Score:0.05574
    CVSS Score:9.8

    Affected Products

    Vendor
    Zyxel
    Product
    Nbg-418n
    Vendor
    Zyxel
    Product
    P-660hw-t1 2
    Vendor
    Zyxel
    Product
    Pmg5318-b20a Firmware
    Vendor
    Zyxel
    Product
    Zynos Firmware

    Exploits

    No exploit reference

    Common Weakness Enumeration

    No CWE recorded yet

    Common Attack Pattern Enumeration and Classification (CAPEC)

    No CAPEC recorded yet

    Related CVEs

    CVE-2023-22924 (CVSS 4.9) — A buffer overflow vulnerability in the Zyxel NBG-418N v2 firmware versions prior to V1.00(AARP.14)C0 could all…
    CVE-2023-22923 (CVSS 6.5) — A format string vulnerability in a binary of the Zyxel NBG-418N v2 firmware versions prior to V1.00(AARP.14)C0…
    CVE-2023-22922 (CVSS 7.5) — A buffer overflow vulnerability in the Zyxel NBG-418N v2 firmware versions prior to V1.00(AARP.14)C0 could all…
    CVE-2023-22921 (CVSS 7.5) — A cross-site scripting (XSS) vulnerability in the Zyxel NBG-418N v2 firmware versions prior to V1.00(AARP.14)C…
    CVE-2022-45441 (CVSS 6.1) — A cross-site scripting (XSS) vulnerability in Zyxel NBG-418N v2 firmware versions prior to V1.00(AARP.13)C0, w…
    CVE-2019-6710 (CVSS 8.8) — Zyxel NBG-418N v2 v1.00(AAXM.4)C0 devices allow login.cgi CSRF.…
    CVE-2015-7284 (CVSS 8) — Cross-site request forgery (CSRF) vulnerability on ZyXEL NBG-418N devices with firmware 1.00(AADZ.3)C0 allows …
    CVE-2015-7283 (CVSS 8.1) — The web administration interface on ZyXEL NBG-418N devices with firmware 1.00(AADZ.3)C0 has a default password…

    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