CVE Vulnerabilities

CVE-2021-20202

Insecure Temporary File

Published: May 12, 2021 | Modified: May 17, 2021
CVSS 3.x
7.3
HIGH
Source:
NVD
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:L
CVSS 2.x
4.6 MEDIUM
AV:L/AC:L/Au:N/C:P/I:P/A:P
RedHat/V2
RedHat/V3
Ubuntu

A flaw was found in keycloak. Directories can be created prior to the Java process creating them in the temporary directory, but with wider user permissions, allowing the attacker to have access to the contents that keycloak stores in this directory. The highest threat from this vulnerability is to data confidentiality and integrity.

Weakness

Creating and using insecure temporary files can leave application and system data vulnerable to attack.

Affected Software

Name Vendor Start Version End Version
Keycloak Redhat * 13.0.0 (excluding)

References