Advisories

picklescan - Arbitrary Code Execution via Undetected doctest.debug_script

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severity
high
date
Affecting
  • picklescan >= 0, < 0.0.30

CWE
  • CWE-502 Deserialization of Untrusted Data
CVSS
7.6
CVSS V4 Vector
CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:P/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N
Credit
FredericDT
Description
picklescan before 0.0.30 fails to detect the doctest.debug_script function when analyzing pickle files, allowing attackers to execute arbitrary code. Remote attackers can craft malicious pickle files embedding doctest.debug_script calls that bypass picklescan detection and execute arbitrary commands upon pickle.load invocation.

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