CVE-2021-20202Insecure Temporary File in Redhat Keycloak

Severity
7.3HIGHNVD
EPSS
0.0%
top 86.12%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
Timeline
PublishedMay 12
Latest updateMar 18

Description

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.

CVSS vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:LExploitability: 1.8 | Impact: 5.5

Affected Packages2 packages

NVDredhat/keycloak< 13.0.0
CVEListV5redhat/keycloakkeycloak 13.0.0

🔴Vulnerability Details

3
OSV
Temporary Directory Hijacking Vulnerability in Keycloak2022-03-18
GHSA
Temporary Directory Hijacking Vulnerability in Keycloak2022-03-18
CVEList
CVE-2021-20202: A flaw was found in keycloak2021-05-12

📋Vendor Advisories

1
Red Hat
keycloak: Temporary Directory Hijacking Vulnerability in Keycloak2021-03-16
CVE-2021-20202 — Insecure Temporary File in Redhat | cvebase