CVE-2021-36372

Q: How do I fix CVE-2021-36372?

Upgrade ozone to 1.2.0 or later.

Q: Is CVE-2021-36372 being actively exploited?

Not that we know of. CVE-2021-36372 is not in the CISA Known Exploited Vulnerabilities catalog. Its EPSS score of 2.4% is the estimated probability that it will be exploited in the next 30 days. That is higher than 83% of all scored CVEs.

Q: How severe is CVE-2021-36372?

CVE-2021-36372 has a CVSS v3 base score of 9.8, rated critical. CVSS rates the technical impact if the vulnerability is exploited, not how likely that is, so weigh it alongside the exploit-prediction score when you decide what to patch first.

Q: What does CVE-2021-36372 affect?

Published advisories record a fix for ozone (NVD). Only products with a sourced advisory are listed, so treat this as what we can cite rather than a complete inventory.

CRITICALEPSS 83th pctl

9.8

CVSS v3

NVD

Description

In Apache Ozone versions prior to 1.2.0, Initially generated block tokens are persisted to the metadata database and can be retrieved with authenticated users with permission to the key. Authenticated users may use them even after access is revoked.

CWE-273

How to fix

Remediation Available

ozoneNVD

Affected:< 1.2.0Fixed in:1.2.0CVE-2021-36372derived from NVD

TridentStack Control can deploy fixes like this automatically across your Windows, macOS, and Linux fleet. See how it works

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredNone

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

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

Exploit Intelligence

2.44%probability of exploitation in 30 days

83rdpercentile

Elevated risk: more likely to be exploited than 83% of all known CVEs.

References

Vendor Advisory1

mail-archives.apache.org

Third-Party Advisory1

openwall.com

Related Vulnerabilities

Other CWE-273 vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2011-2921	Critical	9.8	83%	-	-
CVE-2024-38813	High	7.5	17%	KEV	Fix
CVE-2017-6972	Critical	9.8	15%	-	-
CVE-2015-0278	High	10.0	3.2%	-	Fix
CVE-2019-18276	High	7.8	2.6%	-	Fix
CVE-2020-24361	Critical	9.8	2.0%	-	Fix

Common questions

How do I fix CVE-2021-36372?

Upgrade ozone to 1.2.0 or later.

Is CVE-2021-36372 being actively exploited?

Not that we know of. CVE-2021-36372 is not in the CISA Known Exploited Vulnerabilities catalog. Its EPSS score of 2.4% is the estimated probability that it will be exploited in the next 30 days. That is higher than 83% of all scored CVEs.

How severe is CVE-2021-36372?

CVE-2021-36372 has a CVSS v3 base score of 9.8, rated critical. CVSS rates the technical impact if the vulnerability is exploited, not how likely that is, so weigh it alongside the exploit-prediction score when you decide what to patch first.

What does CVE-2021-36372 affect?

Published advisories record a fix for ozone (NVD). Only products with a sourced advisory are listed, so treat this as what we can cite rather than a complete inventory.

Embed a live status badge for CVE-2021-36372

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2024-11-21.