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    CVE-2021-22321

    There is a use-after-free vulnerability in a Huawei product. A module cannot deal with specific operations in special scenarios. Attackers can exploit this vulnerability by performing malicious operations. This can cause memory use-after-free, compromising normal service. Affected product include some versions of NIP6300, NIP6600, NIP6800, S1700, S2700, S5700, S6700 , S7700, S9700, Secospace USG6300, Secospace USG6500, Secospace USG6600 and USG9500.

    Published:Mar 22, 2021
    Last Modified:Nov 21, 2024
    EPS:Mar 22, 2021
    EPSS Score:0.00207
    CVSS Score:5.3

    Affected Products

    Vendor
    Huawei
    Product
    Nip6300
    Vendor
    Huawei
    Product
    Nip6300 Firmware
    Vendor
    Huawei
    Product
    Nip6600
    Vendor
    Huawei
    Product
    Nip6600 Firmware
    Vendor
    Huawei
    Product
    Nip6800
    Vendor
    Huawei
    Product
    Nip6800 Firmware
    Vendor
    Huawei
    Product
    S12700
    Vendor
    Huawei
    Product
    S12700 Firmware
    Vendor
    Huawei
    Product
    S1700
    Vendor
    Huawei
    Product
    S1700 Firmware
    Vendor
    Huawei
    Product
    S2700
    Vendor
    Huawei
    Product
    S2700 Firmware
    Vendor
    Huawei
    Product
    S5700
    Vendor
    Huawei
    Product
    S5700 Firmware
    Vendor
    Huawei
    Product
    S6700
    Vendor
    Huawei
    Product
    S6700 Firmware
    Vendor
    Huawei
    Product
    S7700
    Vendor
    Huawei
    Product
    S7700 Firmware
    Vendor
    Huawei
    Product
    S9700
    Vendor
    Huawei
    Product
    S9700 Firmware
    Vendor
    Huawei
    Product
    Secospace Usg6300
    Vendor
    Huawei
    Product
    Secospace Usg6300 Firmware
    Vendor
    Huawei
    Product
    Secospace Usg6500
    Vendor
    Huawei
    Product
    Secospace Usg6500 Firmware
    Vendor
    Huawei
    Product
    Secospace Usg6600
    Vendor
    Huawei
    Product
    Secospace Usg6600 Firmware
    Vendor
    Huawei
    Product
    Usg9500
    Vendor
    Huawei
    Product
    Usg9500 Firmware

    Exploits

    No exploit reference

    Common Weakness Enumeration

    CWE-416 Use After Free

    Common Attack Pattern Enumeration and Classification (CAPEC)

    No CAPEC recorded yet

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    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