Vulnerability in Redhat Keycloak
CVE-2021-20202
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.
EPSS: 0.003 (22.2th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.3 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:L.
Affected products
- Redhat Keycloak
- N/a Keycloak — versions keycloak 13.0.0
Weakness classification (CWE)
Public proof-of-concept exploits
References
- secalert@redhat.com (x_refsource_MISC, Issue Tracking, Vendor Advisory)
Frequently asked questions
- What is CVE-2021-20202?
- CVE-2021-20202 is a high-severity vulnerability in Redhat Keycloak, classified under Insecure Temporary File. CVSS score: 7.3/10. Published 2021-05-12.
- How severe is CVE-2021-20202?
- High severity. CVSS v3 base score is 7.3 out of 10.
- Is CVE-2021-20202 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.