CVE Vulnerability

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.

5 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 10 / Impact : 2.9

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact PARTIAL

Integrity Impact NONE

Availability Impact NONE

Scope

7.5 /10

CVSS v3.0 : HIGH

V3 Legend

Vector :

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact NONE

Availability Impact NONE

Scope UNCHANGED

References
Link Resource
https://github.com/corydolphin/flask-cors/releases/tag/3.0.9 Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2020-09/msg00028.html Mailing List Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2020-09/msg00032.html Mailing List Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2020-09/msg00039.html Mailing List Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2020-09/msg00048.html Mailing List Third Party Advisory
https://www.debian.org/security/2020/dsa-4775 Third Party Advisory
Configurations

Configuration 1

cpe:2.3:a:flask-cors_project:flask-cors:*:*:*:*:*:*:*:*
cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*
cpe:2.3:o:opensuse:leap:15.1:*:*:*:*:*:*:*
cpe:2.3:a:opensuse:backports_sle:15.0:sp1:*:*:*:*:*:*
cpe:2.3:o:opensuse:leap:15.2:*:*:*:*:*:*:*
cpe:2.3:a:opensuse:backports_sle:15.0:sp2:*:*:*:*:*:*
Information

Published : 2020-08-31 04:15

Updated : 2022-04-28 06:28

NVD link : CVE-2020-25032

Mitre link : CVE-2020-25032

Products Affected
No products.
CWE
CWE-22