CVE Feed

    Dashboard / CVE / CVE-2021-1539

    CVE-2021-1539

    Multiple vulnerabilities in the authorization process of Cisco ASR 5000 Series Software (StarOS) could allow an authenticated, remote attacker to bypass authorization and execute a subset of CLI commands on an affected device. For more information about these vulnerabilities, see the Details section of this advisory.

    Published:Jun 4, 2021
    Last Modified:Nov 21, 2024
    EPS:Jun 4, 2021
    EPSS Score:0.00285
    CVSS Score:8.1

    Affected Products

    Vendor
    Cisco
    Product
    Asr 5000
    Vendor
    Cisco
    Product
    Asr 5500
    Vendor
    Cisco
    Product
    Asr 5700
    Vendor
    Cisco
    Product
    Staros
    Vendor
    Cisco
    Product
    Virtualized Packet Core

    Exploits

    No exploit reference

    Common Weakness Enumeration

    CWE-863 Incorrect Authorization

    Common Attack Pattern Enumeration and Classification (CAPEC)

    No CAPEC recorded yet

    Related CVEs

    CVE-2023-20046 (CVSS 8.8) — A vulnerability in the key-based SSH authentication feature of Cisco StarOS Software could allow an authentica…
    CVE-2023-20051 (CVSS 5.8) — A vulnerability in the Vector Packet Processor (VPP) of Cisco Packet Data Network Gateway (PGW) could allow an…
    CVE-2022-20919 (CVSS 8.6) — A vulnerability in the processing of malformed Common Industrial Protocol (CIP) packets that are sent to Cisco…
    CVE-2021-1540 (CVSS 8.1) — Multiple vulnerabilities in the authorization process of Cisco ASR 5000 Series Software (StarOS) could allow a…
    CVE-2021-1353 (CVSS 5.8) — A vulnerability in the IPv4 protocol handling of Cisco StarOS could allow an unauthenticated, remote attacker …
    CVE-2021-1145 (CVSS 6.5) — A vulnerability in the Secure FTP (SFTP) of Cisco StarOS for Cisco ASR 5000 Series Routers could allow an auth…
    CVE-2020-3244 (CVSS 5.3) — A vulnerability in the Enhanced Charging Service (ECS) functionality of Cisco ASR 5000 Series Aggregation Serv…
    CVE-2019-16026 (CVSS 5.9) — A vulnerability in the implementation of the Stream Control Transmission Protocol (SCTP) on Cisco Mobility Man…
    CVE-2019-1869 (CVSS 8.6) — A vulnerability in the internal packet-processing functionality of the Cisco StarOS operating system running o…
    CVE-2018-0369 (CVSS 8.6) — A vulnerability in the reassembly logic for fragmented IPv4 packets of Cisco StarOS running on virtual platfor…

    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