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Product · Cisco

Cisco IOS XR Software

115 known vulnerabilities.

All Critical High Medium Low Exploited only Public exploit

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  • High 8.6
    CVE-2020-3569 Exploited

    Cisco IOS XR Software DVMRP Memory Exhaustion Vulnerabilities

    Multiple vulnerabilities in the Distance Vector Multicast Routing Protocol (DVMRP) feature of Cisco IOS XR Software could allow an unauthenticated, remote attacker to either immediately crash the Internet Group Management Protocol (IGMP) process or make it co…

    Cisco Cisco IOS XR Software iOS Network devices
    KEV Nov 3, 2021
  • High 8.6
    CVE-2020-3566 Exploited

    Cisco IOS XR Software DVMRP Memory Exhaustion Vulnerability

    A vulnerability in the Distance Vector Multicast Routing Protocol (DVMRP) feature of Cisco IOS XR Software could allow an unauthenticated, remote attacker to exhaust process memory of an affected device. The vulnerability is due to insufficient queue manageme…

    Cisco Cisco IOS XR Software iOS Network devices
    KEV Nov 3, 2021
  • High 8.8
    CVE-2020-3118 Exploited EPSS 12%

    Cisco IOS XR Software Cisco Discovery Protocol Format String Vulnerability

    A vulnerability in the Cisco Discovery Protocol implementation for Cisco IOS XR Software could allow an unauthenticated, adjacent attacker to execute arbitrary code or cause a reload on an affected device. The vulnerability is due to improper validation of st…

    Cisco Cisco IOS XR Software iOS Network devices
    KEV Nov 3, 2021