Vulnerability · Published Nov 19, 2021 · Assigned by apache
CVE-2021-39235Access mode of block tokens are not enforced
Medium 6.5
In plain English
A medium-severity incorrect permission assignment in Apache Ozone from Apache Software Foundation. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 1.6% (higher than 75% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.
Severity (CVSS NVD)6.5Medium
Exploit odds (30 days)1.6%top 24.8% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known
Official description
In Apache Ozone before 1.2.0, Ozone Datanode doesn't check the access mode parameter of the block token. Authenticated users with valid READ block token can do any write operation on the same block.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| Maven | org.apache.ozone:ozone-main | 1.2.0 | GHSA-c6j7-4fr9-c76p |
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Apache Software Foundation | Apache Ozone | 1.0 – through 1.0 |
Weakness: CWE-732