CVE-2010-4645
strtod.c, as used in the zend_strtod function in PHP 5.2 before 5.2.17 and 5.3 before 5.3.5, and other products, allows context-dependent attackers to cause...
- Published
- Jan 11, 2011
- Updated
- Feb 13, 2025
- Assigning CNA
- redhat
- Evidence observed
- Jan 3, 2011
Primary CVSS
nvd · CVSS 2.0
AV:N/AC:L/Au:N/C:N/I:N/A:PModerate · next 30 days
- Percentile
- 96.6%
- 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
strtod.c, as used in the zend_strtod function in PHP 5.2 before 5.2.17 and 5.3 before 5.3.5, and other products, allows context-dependent attackers to cause a denial of service (infinite loop) via a certain floating-point value in scientific notation, which is not properly handled in x87 FPU registers, as demonstrated using 2.2250738585072011e-308.
Sources
1Rick Regan · php · Jan 3, 2011
Responsible use
Use vulnerability information only on systems you own or are authorized to test. Kitploit links to public research metadata and does not store exploit code or malicious payloads.