CVE-2006-4020

MediumCVSS 4.6/10Last modified Jun 16, 2026

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.

Metrics

CVSS 2.0 4.6/10AV:L/AC:L/Au:N/C:P/I:P/A:P

Affected software

No affected versions have been published.

Timeline

Published: Aug 8, 2006
Last modified: Jun 16, 2026
NVD status: Modified

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