CVE-2021-20202
HIGHKeycloak < 13.0.0 - Insecure Temporary File Permissions
Title source: llmDescription
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.
References (1)
Core 1
Core References
Issue Tracking, Vendor Advisory x_refsource_misc
https://bugzilla.redhat.com/show_bug.cgi?id=1922128
Scores
CVSS v3
7.3
EPSS
0.0030
EPSS Percentile
21.3%
Attack Vector
LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:L
Details
CWE
CWE-377
Status
published
Products (2)
org.keycloak/keycloak-core
0 - 13.0.0Maven
redhat/keycloak
< 13.0.0
Published
May 12, 2021
Tracked Since
Feb 18, 2026