Vendor / Project: Cisco Product: IOS XR Description: 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. Required Action: Apply updates per vendor instructions. Due Date: 2022-05-03 Ransomware Campaign Use: Unknown CWEs: CWE-400 Notes: https://nvd.nist.gov/vuln/detail/CVE-2020-3566
CVE-2020-3566 — Cisco IOS XR Software DVMRP Memory Exhaustion Vulnerability
Kurzinfo
Metadaten
- Original (extern): Link oeffnen
- Veroeffentlicht: 2021-11-03 00:00 UTC
- Importiert: 2026-10-20 22:46 UTC
- CVSS: 8.6
- Quelle-ID:
cisa_kev - uid_hash:
ee5b17bed105fbef0459002e4e7e412f96e6857786b196ee728bb92cbf0046d0
Inhalt
Verknuepfte CVEs
| CVE-ID | Severity (Quelle) | CVSS (Quelle) | Severity (CVE.org) | CVSS (CVE.org) | EPSS | EPSS-Pctl | Veroeffentlicht (CVE.org) |
|---|---|---|---|---|---|---|---|
HIGH |
8.6 |
HIGH |
8.6 |
2020-08-29 |
Quellen-Details
| Bezeichnung | Name | Kategorie | Tags | Zielgruppe | Sprache | Feed-URL |
|---|---|---|---|---|---|---|
| CISA – Known Exploited Vulnerabilities (KEV) | threat_intel | cisa, kev | - | de | https://raw.githubusercontent.com/cisagov/kev-data/develop/known_exploited_vulnerabilities.json |