CVE-2023-44487 — HTTP/2 Rapid Reset Attack Vulnerability

Kurzinfo

Metadaten

  • Original (extern): Link oeffnen
  • Veroeffentlicht: 2023-10-10 00:00 UTC
  • Importiert: 2026-10-20 22:46 UTC
  • CVSS: 7.5
  • Quelle-ID: cisa_kev
  • uid_hash: 4430e2225cead9f1f1c3aee6432be8cc4ae4ff726bd6e5e1cfada05dc3a98278

Inhalt

Vendor / Project: IETF Product: HTTP/2 Description: HTTP/2 contains a rapid reset vulnerability that allows for a distributed denial-of-service attack (DDoS). Required Action: Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable. Due Date: 2023-10-31 Ransomware Campaign Use: Unknown CWEs: CWE-400 Notes: This vulnerability affects a common open-source component, third-party library, or protocol used by different products. For more information, please see: HTTP/2 Rapid Reset Vulnerability, CVE-2023-44487 | CISA: https://www.cisa.gov/news-events/alerts/2023/10/10/http2-rapid-reset-vulnerability-cve-2023-44487; https://blog.cloudflare.com/technical-breakdown-http2-rapid-reset-ddos-attack/; https://nvd.nist.gov/vuln/detail/CVE-2023-44487

Verknuepfte CVEs

CVE-ID Severity (Quelle) CVSS (Quelle) Severity (CVE.org) CVSS (CVE.org) EPSS EPSS-Pctl Veroeffentlicht (CVE.org)

CVE-2023-44487

HIGH

7.5

HIGH

7.5

2023-10-10

Quellen-Details

Bezeichnung Name Kategorie Tags Zielgruppe Sprache Feed-URL
CISA – Known Exploited Vulnerabilities (KEV)

cisa_kev

threat_intel cisa, kev - de https://raw.githubusercontent.com/cisagov/kev-data/develop/known_exploited_vulnerabilities.json