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High-risk vulnerability digests

CVE-2020-3569

  • KEV

Cisco IOS XR Software DVMRP Memory Exhaustion Vulnerability

Details

CISA date
2021-11-03
Affected versions
IOS XR
Summary
Cisco IOS XR Distance Vector Multicast Routing Protocol (DVMRP) incorrectly handles Internet Group Management Protocol (IGMP) packets. Exploitation could allow an unauthenticated, remote attacker to immediately crash the IGMP process or make it consume available memory and eventually crash.
Remediation
Apply updates per vendor instructions.
Exploit info
No exploit-tagged NVD references in our cache; see the CISA KEV link below.

View on NVD  ·  CISA KEV catalog

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Information is aggregated from multiple authoritative sources for convenience; verify with NVD and vendors before operational decisions.