CVE-2020-25032

An issue was discovered in Flask-CORS (aka CORS Middleware for Flask) before 3.0.9. It allows ../ directory traversal to access private resources because resource matching does not ensure that pathnames are in a canonical format.

Score

CVSS 3.1 7.5 High

Status

Modified - cve@mitre.org

Published

2020-08-31

Last modified

2024-08-04

Weaknesses

CWE-22

Affected products

• Debian Linux (Debian)
• Flask-cors (Flask-cors Project)
• Backports Sle (Opensuse)
• Leap (Opensuse)

References

• http://lists.opensuse.org/opensuse-security-announce/2020-09/msg00028.html
• http://lists.opensuse.org/opensuse-security-announce/2020-09/msg00032.html
• http://lists.opensuse.org/opensuse-security-announce/2020-09/msg00039.html
• http://lists.opensuse.org/opensuse-security-announce/2020-09/msg00048.html
• https://github.com/corydolphin/flask-cors/releases/tag/3.0.9
• https://www.debian.org/security/2020/dsa-4775