CVE-2006-4020
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...
- Published
- Aug 8, 2006
- Updated
- Aug 7, 2024
- Assigning CNA
- redhat
- Evidence observed
- Aug 16, 2006
Primary CVSS
nvd · CVSS 2.0
AV:L/AC:L/Au:N/C:P/I:P/A:PLow · next 30 days
- Percentile
- 79.7%
- Model date
- Sep 21, 2026
EPSS is a statistical estimate, not a certainty or a measure of impact. Combine it with CVSS, KEV status, exposure and your environment.
Summary
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.
Sources
1Andi · linux · Aug 16, 2006
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