In WAGO I/O-Check Service in multiple products an attacker can send a specially crafted packet containing OS commands to crash the diagnostic tool and write memory.
Published 2022-11-09 16:15:12
Updated 2022-11-16 15:13:26
Source CERT VDE
View at NVD,   CVE.org
Vulnerability category: Memory Corruption

Exploit prediction scoring system (EPSS) score for CVE-2021-34569

0.20%
Probability of exploitation activity in the next 30 days EPSS Score History
~ 58 %
Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2021-34569

Base Score Base Severity CVSS Vector Exploitability Score Impact Score Score Source First Seen
9.8
CRITICAL CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
3.9
5.9
CERT VDE

CWE ids for CVE-2021-34569

  • The product writes data past the end, or before the beginning, of the intended buffer.
    Assigned by: info@cert.vde.com (Primary)

References for CVE-2021-34569

Products affected by CVE-2021-34569

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