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cvelistMitreCVELIST:CVE-2021-3177
HistoryJan 19, 2021 - 12:00 a.m.

CVE-2021-3177

2021-01-1900:00:00
mitre
www.cve.org
1

10 High

AI Score

Confidence

High

0.038 Low

EPSS

Percentile

92.0%

Python 3.x through 3.9.1 has a buffer overflow in PyCArg_repr in _ctypes/callproc.c, which may lead to remote code execution in certain Python applications that accept floating-point numbers as untrusted input, as demonstrated by a 1e300 argument to c_double.from_param. This occurs because sprintf is used unsafely.

References