CVE-2024-42474

Path traversal vulnerability in Streamlit's static file sharing on Windows.

• CVSS 6.5
• CWE-22
• Information Leakage
• Remote

Streamlit is a data oriented application development framework for python. Snowflake Streamlit open source addressed a security vulnerability via the static file sharing feature. Users of hosted Streamlit app(s) on Windows were vulnerable to a path traversal vulnerability when the static file sharing feature is enabled. An attacker could utilize the vulnerability to leak the password hash of the Windows user running Streamlit. The vulnerability was patched on Jul 25, 2024, as part of Streamlit open source version 1.37.0. The vulnerability only affects Windows.

CVE

CVE-2024-42474

CWE

CWE-22

CVSS base score

6.5

Published

2024-08-12

OWASP

A03 Sensitive Data Exposure

Orthogonal defect classification

Interface

Code defect classification

Incorrect Interface

Category

Information Leakage

Subcategory

Path Traversal

Accessibility scope

Remote

Impact

Information Disclosure

Affected component

Streamlit

Fixed by upgrading

Yes

Solution

Upgrade to Streamlit open source version 1.37.0 or later.

import streamlit as st

st.set_option('server.enableStaticFileSharing', True)

st.title("Streamlit App")
st.write("This app allows static file sharing.")

import streamlit as st
import os

st.set_option('server.enableStaticFileSharing', False)

st.title("Streamlit App")
st.write("This app does not allow static file sharing.")

../../../../../../../../Windows/System32/config/SAM

@misc{vaitp:cve202442474,
  title        = {{Path traversal vulnerability in Streamlit's static file sharing on Windows.}},
  author       = {Bogaerts, Fr\'ed\'eric and Ivaki, Naghmeh and Fonseca, Jos\'e},
  year         = {2024},
  note         = {VAITP Python Vulnerability Dataset, entry CVE-2024-42474},
  howpublished = {\url{https://netpack.pt/vaitp/vulnerability/CVE-2024-42474/}}
}