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    CVE-2021-1529

    A vulnerability in the CLI of Cisco IOS XE SD-WAN Software could allow an authenticated, local attacker to execute arbitrary commands with root privileges. The vulnerability is due to insufficient input validation by the system CLI. An attacker could exploit this vulnerability by authenticating to an affected device and submitting crafted input to the system CLI. A successful exploit could allow the attacker to execute commands on the underlying operating system with root privileges.

    Published:Oct 21, 2021
    Last Modified:Nov 21, 2024
    EPS:Oct 21, 2021
    EPSS Score:0.00061
    CVSS Score:7.8

    Affected Products

    Vendor
    Cisco
    Product
    1000 Integrated Services Router
    Vendor
    Cisco
    Product
    1100-4g\/6g Integrated Services Router
    Vendor
    Cisco
    Product
    1100-4p Integrated Services Router
    Vendor
    Cisco
    Product
    1100-8p Integrated Services Router
    Vendor
    Cisco
    Product
    1100 Integrated Services Router
    Vendor
    Cisco
    Product
    1101-4p Integrated Services Router
    Vendor
    Cisco
    Product
    1101 Integrated Services Router
    Vendor
    Cisco
    Product
    1109-2p Integrated Services Router
    Vendor
    Cisco
    Product
    1109-4p Integrated Services Router
    Vendor
    Cisco
    Product
    1109 Integrated Services Router
    Vendor
    Cisco
    Product
    1111x-8p Integrated Services Router
    Vendor
    Cisco
    Product
    1111x Integrated Services Router
    Vendor
    Cisco
    Product
    111x Integrated Services Router
    Vendor
    Cisco
    Product
    1120 Integrated Services Router
    Vendor
    Cisco
    Product
    1160 Integrated Services Router
    Vendor
    Cisco
    Product
    4000 Integrated Services Router
    Vendor
    Cisco
    Product
    4221 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
    4451-x Integrated Services Router
    Vendor
    Cisco
    Product
    4451 Integrated Services Router
    Vendor
    Cisco
    Product
    4461 Integrated Services Router
    Vendor
    Cisco
    Product
    Asr 1000
    Vendor
    Cisco
    Product
    Asr 1000-esp100
    Vendor
    Cisco
    Product
    Asr 1000-x
    Vendor
    Cisco
    Product
    Asr 1001
    Vendor
    Cisco
    Product
    Asr 1001-hx
    Vendor
    Cisco
    Product
    Asr 1001-hx R
    Vendor
    Cisco
    Product
    Asr 1001-x
    Vendor
    Cisco
    Product
    Asr 1001-x R
    Vendor
    Cisco
    Product
    Asr 1002
    Vendor
    Cisco
    Product
    Asr 1002-hx
    Vendor
    Cisco
    Product
    Asr 1002-hx R
    Vendor
    Cisco
    Product
    Asr 1002-x
    Vendor
    Cisco
    Product
    Asr 1002-x R
    Vendor
    Cisco
    Product
    Asr 1002 Fixed Router
    Vendor
    Cisco
    Product
    Asr 1004
    Vendor
    Cisco
    Product
    Asr 1006
    Vendor
    Cisco
    Product
    Asr 1006-x
    Vendor
    Cisco
    Product
    Asr 1009-x
    Vendor
    Cisco
    Product
    Asr 1013
    Vendor
    Cisco
    Product
    Asr 1023
    Vendor
    Cisco
    Product
    Catalyst 8300-1n1s-4t2x
    Vendor
    Cisco
    Product
    Catalyst 8300-1n1s-6t
    Vendor
    Cisco
    Product
    Catalyst 8300-2n2s-4t2x
    Vendor
    Cisco
    Product
    Catalyst 8300-2n2s-6t
    Vendor
    Cisco
    Product
    Catalyst 8500
    Vendor
    Cisco
    Product
    Catalyst 8500l
    Vendor
    Cisco
    Product
    Catalyst 8510csr
    Vendor
    Cisco
    Product
    Catalyst 8510msr
    Vendor
    Cisco
    Product
    Catalyst 8540csr
    Vendor
    Cisco
    Product
    Catalyst 8540msr
    Vendor
    Cisco
    Product
    Csr 1000v
    Vendor
    Cisco
    Product
    Ios Xe
    Vendor
    Cisco
    Product
    Ios Xe Sd-wan

    Exploits

    No exploit reference

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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