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CVE-2021-39233

29
FAUCET Score

CVE-2021-39233 is a critical vulnerability affecting Apache Ozone versions prior to 1.2.0, where Datanode requests related to containers lacked proper authorization, allowing any client to invoke them. With a CVSS score of 9.1 (CRITICAL), this vulnerability is easily exploitable over the network without authentication, potentially leading to high confidentiality and integrity impacts. While the FAUCET Risk Score is 73/100, there is currently no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage.

Impacted Technologies

VendorProductVersion(s)CPE
< 1.2.0CPE matchmatch criteria
cpe:2.3:a:apache:ozone:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

9.1CRITICAL

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
NONE
Exploitability Score
3.9
Impact Score
5.2
CvssVersion
3.1

Exploit Intelligence

EPSS Score
2.30%
Probability of exploitation in next 30 days
EPSS Percentile
81.5%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0230 is in the 71st percentile among its peer group of 36,835 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.3 Bluesky, 0.3 Mastodon, and 2.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (1)

mavenpatch availablevia ghsa
Product: org.apache.ozone:ozone-mainFixed in: 1.2.0

Vendor Advisories (1)

mavenGHSA-33xh-xch9-p6hjcritical

Incorrect Authorization in Apache Ozone

Nov 23, 2021

References

mail-archives.apache.org / mod_mbox/ozone-dev/202111.mbox/%3C394a9a73-44dd-b5db-84d8-607c3226eb00%40apache.org%3E
Mailing ListVendor Advisory
openwall.com / lists/oss-security/2021/11/19/4
Third Party Advisory