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Python < 2.7.14, 3.4.x < 3.4.8, 3.5.x < 3.5.5 PyString_DecodeEscape integer overflow (bpo-30657) - Windows
Information
Severity
Severity
High
Family
Family
Buffer overflow
CVSSv2 Base
CVSSv2 Base
7.5
CVSSv2 Vector
CVSSv2 Vector
AV:N/AC:L/Au:N/C:P/I:P/A:P
Solution Type
Solution Type
Vendor Patch
Created
Created
2 years ago
Modified
Modified
2 years ago
Summary
CPython (aka Python) is prone to an integer overflow vulnerability.
Insight
Insight
An integer overflow in the 'PyString_DecodeEscape' function in 'stringobject.c' is resulting in a heap-based buffer overflow (and possible arbitrary code execution).
Affected Software
Affected Software
Python prior to version 2.7.14, versions 3.4.x prior to 3.4.8 and 3.5.x prior to 3.5.5.
Detection Method
Detection Method
Checks if a vulnerable version is present on the target host.
Solution
Solution
Update to version 2.7.14, 3.4.8, 3.5.5 or later.