AUGUST 4, 2026
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Case File

CVE-2021-37404

CRITICAL · CVSS 9.8 EPSS 2.89% Public Exploit

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2022-06-13 · Last synced 2026-08-04

CyberRota Analysis

This is a critical severity vulnerability with a CVSS score of 9.8. It affects Apache. Public exploit code or proof-of-concept references have been detected in its references. It may lead to a denial-of-service condition.

Public Exploit Signal

A public exploit, PoC, GitHub repository or Metasploit reference was detected for this CVE.

Detected Signals
arbitrary code execution code execution

Note: these links are listed for security research and verification purposes only.

CVE
CVE-2021-37404
Severity
CRITICAL
CVSS
9.8
EPSS
2.89%
Apache

Original NVD Description

There is a potential heap buffer overflow in Apache Hadoop libhdfs native code. Opening a file path provided by user without validation may result in a denial of service or arbitrary code execution. Users should upgrade to Apache Hadoop 2.10.2, 3.2.3, 3.3.2 or higher.

Related CVEs

Other vulnerabilities affecting the same vendor(s)