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Case File

CVE-2019-20800

CRITICAL · CVSS 9.8 EPSS 2.15% Public Exploit

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2020-05-18 · Last synced 2026-08-04

CyberRota Analysis

This is a critical severity vulnerability with a CVSS score of 9.8. Public exploit code or proof-of-concept references have been detected in its references. It may be remotely exploitable.

Public Exploit Signal

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

GitHub PoC Links

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

CVE
CVE-2019-20800
Severity
CRITICAL
CVSS
9.8
EPSS
2.15%

Original NVD Description

In Cherokee through 1.2.104, remote attackers can trigger an out-of-bounds write in cherokee_handler_cgi_add_env_pair in handler_cgi.c by sending many request headers, as demonstrated by a GET request with many "Host: 127.0.0.1" headers.

Related CVEs

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