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    CVE-2020-35221

    The hashing algorithm implemented for NSDP password authentication on NETGEAR JGS516PE/GS116Ev2 v2.6.0.43 devices was found to be insecure, allowing attackers (with access to a network capture) to quickly generate multiple collisions to generate valid passwords, or infer some parts of the original.

    Published:Mar 10, 2021
    Last Modified:Nov 21, 2024
    EPS:Mar 10, 2021
    EPSS Score:0.00044
    CVSS Score:8.8

    Affected Products

    Vendor
    Netgear
    Product
    Gs116e
    Vendor
    Netgear
    Product
    Gs116e Firmware
    Vendor
    Netgear
    Product
    Jgs516pe
    Vendor
    Netgear
    Product
    Jgs516pe Firmware

    Exploits

    No exploit reference

    Common Weakness Enumeration

    CWE-326 Inadequate Encryption Strength

    Common Attack Pattern Enumeration and Classification (CAPEC)

    CAPEC-112 Brute Force
    CAPEC-192 Protocol Analysis
    CAPEC-20 Encryption Brute Forcing

    Related CVEs

    CVE-2020-35233 (CVSS 6.5) — The TFTP server fails to handle multiple connections on NETGEAR JGS516PE/GS116Ev2 v2.6.0.43 devices, and allow…
    CVE-2020-35231 (CVSS 8.8) — The NSDP protocol implementation on NETGEAR JGS516PE/GS116Ev2 v2.6.0.43 devices was affected by an authenticat…
    CVE-2020-35230 (CVSS 6.8) — Multiple integer overflow parameters were found in the web administration panel on NETGEAR JGS516PE/GS116Ev2 v…
    CVE-2020-35229 (CVSS 8.8) — The authentication token required to execute NSDP write requests on NETGEAR JGS516PE/GS116Ev2 v2.6.0.43 device…
    CVE-2020-35228 (CVSS 4.8) — A cross-site scripting (XSS) vulnerability in the administration web panel on NETGEAR JGS516PE/GS116Ev2 v2.6.0…
    CVE-2020-35227 (CVSS 7.2) — A buffer overflow vulnerability in the access control section on NETGEAR JGS516PE/GS116Ev2 v2.6.0.43 devices (…
    CVE-2020-35226 (CVSS 7.1) — NETGEAR JGS516PE/GS116Ev2 v2.6.0.43 devices allow unauthenticated users to modify the switch DHCP configuratio…
    CVE-2020-35225 (CVSS 6.8) — The NSDP protocol implementation on NETGEAR JGS516PE/GS116Ev2 v2.6.0.43 devices was not properly validating th…
    CVE-2020-35224 (CVSS 6.5) — A buffer overflow vulnerability in the NSDP protocol authentication method on NETGEAR JGS516PE/GS116Ev2 v2.6.0…
    CVE-2020-35223 (CVSS 8.8) — The CSRF protection mechanism implemented in the web administration panel on NETGEAR JGS516PE/GS116Ev2 v2.6.0.…

    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