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Case File

CVE-2006-4020

MEDIUM · CVSS 4.6 EPSS 2.01%

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2006-08-08 · Last synced 2026-08-04

CyberRota Analysis

This is a medium severity vulnerability with a CVSS score of 4.6. See the original NVD description below for full technical details.

CVE
CVE-2006-4020
Severity
MEDIUM
CVSS
4.6
EPSS
2.01%

Original NVD Description

scanf.c in PHP 5.1.4 and earlier, and 4.4.3 and earlier, allows context-dependent attackers to execute arbitrary code via a sscanf PHP function call that performs argument swapping, which increments an index past the end of an array and triggers a buffer over-read.