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    CVE-2023-30308

    An issue discovered in Ruijie EG210G-P, Ruijie EG105G-V2, Ruijie NBR, and Ruijie EG105G routers allows attackers to hijack TCP sessions which could lead to a denial of service.

    Published:May 28, 2024
    Last Modified:Aug 13, 2025
    EPS:May 28, 2024
    EPSS Score:0.0015
    CVSS Score:6.5

    Affected Products

    Vendor
    Ruijie
    Product
    Rg-eg105g
    Vendor
    Ruijie
    Product
    Rg-eg105g Firmware
    Vendor
    Ruijie
    Product
    Rg-eg105g V2
    Vendor
    Ruijie
    Product
    Rg-eg105g V2 Firmware
    Vendor
    Ruijie
    Product
    Rg-eg210g-p
    Vendor
    Ruijie
    Product
    Rg-eg210g-p Firmware
    Vendor
    Ruijie
    Product
    Rg-nbr6120-e
    Vendor
    Ruijie
    Product
    Rg-nbr6120-e Firmware
    Vendor
    Ruijie
    Product
    Rg-nbr6205-e
    Vendor
    Ruijie
    Product
    Rg-nbr6205-e Firmware
    Vendor
    Ruijie
    Product
    Rg-nbr6210-e
    Vendor
    Ruijie
    Product
    Rg-nbr6210-e Firmware
    Vendor
    Ruijie
    Product
    Rg-nbr6215-e
    Vendor
    Ruijie
    Product
    Rg-nbr6215-e Firmware

    Exploits

    https://www.ndss-symposium.org/ndss-paper/exploiting-sequence-number-leakage-tcp-hijacking-in-nat-enabled-wi-fi-networks/https://www.ndss-symposium.org/ndss-paper/exploiting-sequence-number-leakage-tcp-hijacking-in-nat-enabled-wi-fi-networks/

    Common Weakness Enumeration

    CWE-203 Observable Discrepancy

    Common Attack Pattern Enumeration and Classification (CAPEC)

    CAPEC-189 Black Box Reverse Engineering

    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