AUGUST 4, 2026
Live Feed
Back to database
Case File

CVE-2023-28831

HIGH · CVSS 7.5 EPSS 0.82%

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2023-09-12 · Last synced 2026-08-04

CyberRota Analysis

AI analysis pending.

CVE
CVE-2023-28831
Severity
HIGH
CVSS
7.5
EPSS
0.82%

Original NVD Description

The OPC UA implementations (ANSI C and C++) in affected products contain an integer overflow vulnerability that could cause the application to run into an infinite loop during certificate validation. This could allow an unauthenticated remote attacker to create a denial of service condition by sending a specially crafted certificate.