AUGUST 4, 2026
Live Feed
Back to database
Case File

CVE-2021-34583

HIGH · CVSS 7.5 EPSS 8.41%

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2021-10-26 · Last synced 2026-08-04

CyberRota Analysis

This is a high severity vulnerability with a CVSS score of 7.5. See the original NVD description below for full technical details.

CVE
CVE-2021-34583
Severity
HIGH
CVSS
7.5
EPSS
8.41%

Original NVD Description

Crafted web server requests may cause a heap-based buffer overflow and could therefore trigger a denial-of- service condition due to a crash in the CODESYS V2 web server prior to V1.1.9.22.

Related CVEs

Other vulnerabilities affecting the same vendor(s)