Vulnerability · Published May 12, 2021 · Assigned by redhat
CVE-2021-20202
High 7.3
In plain English
A high-severity security flaw in keycloak. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.3% (higher than 23% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.
Severity (CVSS NVD)7.3High
Exploit odds (30 days)0.3%top 77.3% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known
Official 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.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| Maven | org.keycloak:keycloak-core | 13.0.0 | GHSA-6xp6-fmc8-pmmr |
Affected products (as reported)
Weakness: CWE-377
References
- https://bugzilla.redhat.com/show_bug.cgi?id=1922128 x_refsource_MISC