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    CVE-2021-34723

    A vulnerability in a specific CLI command that is run on Cisco IOS XE SD-WAN Software could allow an authenticated, local attacker to overwrite arbitrary files in the configuration database of an affected device. This vulnerability is due to insufficient validation of specific CLI command parameters. An attacker could exploit this vulnerability by issuing that command with specific parameters. A successful exploit could allow the attacker to overwrite the content of the configuration database and gain root-level access to an affected device.

    Published:Sep 23, 2021
    Last Modified:Nov 21, 2024
    EPS:Sep 23, 2021
    EPSS Score:0.00055
    CVSS Score:6.7

    Affected Products

    Vendor
    Cisco
    Product
    1100-4g Integrated Services Router
    Vendor
    Cisco
    Product
    1100-4gltegb Integrated Services Router
    Vendor
    Cisco
    Product
    1100-4gltena Integrated Services Router
    Vendor
    Cisco
    Product
    1100-6g Integrated Services Router
    Vendor
    Cisco
    Product
    1100-lte Integrated Services Router
    Vendor
    Cisco
    Product
    1100 Integrated Services Router
    Vendor
    Cisco
    Product
    4321 Integrated Services Router
    Vendor
    Cisco
    Product
    4331 Integrated Services Router
    Vendor
    Cisco
    Product
    4351 Integrated Services Router
    Vendor
    Cisco
    Product
    4431 Integrated Services Router
    Vendor
    Cisco
    Product
    Asr 1000-x
    Vendor
    Cisco
    Product
    Asr 1001
    Vendor
    Cisco
    Product
    Asr 1001-x
    Vendor
    Cisco
    Product
    Asr 1002
    Vendor
    Cisco
    Product
    Asr 1002-x
    Vendor
    Cisco
    Product
    Asr 1004
    Vendor
    Cisco
    Product
    Asr 1006
    Vendor
    Cisco
    Product
    Asr 1013
    Vendor
    Cisco
    Product
    Asr 1023
    Vendor
    Cisco
    Product
    Csr1000v
    Vendor
    Cisco
    Product
    Ios Xe

    Exploits

    No exploit reference

    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