PT-2022-20771 · Flask+1 · Flask+1

Ghost · Published 2022-07-11 · Updated 2022-07-15 · CVE-2022-31502

Positive Technologies (AI Summary)

CVSS v3.1

9.3

Critical

Base vector

AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:L

Name of the Vulnerable Software and Affected Versions operatorequals/wormnest repository version 0.4.7 and earlier

Description The issue allows absolute path traversal due to the unsafe use of the Flask send file function.

Recommendations For operatorequals/wormnest repository version 0.4.7 and earlier, consider updating to a version where the Flask send file function is used safely, or as a temporary workaround, restrict the use of the send file function to prevent absolute path traversal.

Exploit

Fix

Path traversal

Weakness Enumeration

CWE-22

Related Identifiers

CVE-2022-31502

Affected Products

Flask

Operatorequals/Wormnest

References · 4

• 🔥 https://github.com/github/securitylab/issues/669#issuecomment-1117265726 · Exploit
• https://github.com/operatorequals/wormnest/commit/2dfe96fc2570586ac487b399ac20d41b3c114861 · Patch
• https://osv.dev/vulnerability/CVE-2022-31502 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2022-31502 · Security Note