How severe is CVE-2021-40331?

CVE-2021-40331 has a CVSS 3.x base score of 8.1, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability none.

Is CVE-2021-40331 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (58th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-40331?

CVE-2021-40331 affects Apache Ranger. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2021-40331?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2021-40331 published?

CVE-2021-40331 was published on 2023-05-05 and last updated on 2026-06-17.

CVE-2021-40331

CVE-2021-40331 is a high-severity vulnerability in Apache Ranger with a CVSS 3.x base score of 8.1. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-732.

Key facts

Severity: High (CVSS 3.x base score 8.1)
EPSS exploit prediction: 1% (58th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-732
Affected product: Apache Ranger
Published: 2023-05-05
Last modified: 2026-06-17

Description

An Incorrect Permission Assignment for Critical Resource vulnerability was found in the Apache Ranger Hive Plugin. Any user with SELECT privilege on a database can alter the ownership of the table in Hive when Apache Ranger Hive Plugin is enabled This issue affects Apache Ranger Hive Plugin: from 2.0.0 through 2.3.0. Users are recommended to upgrade to version 2.4.0 or later.

Frequently asked questions

What is CVE-2021-40331?: An Incorrect Permission Assignment for Critical Resource vulnerability was found in the Apache Ranger Hive Plugin. Any user with SELECT privilege on a database can alter the ownership of the table in Hive when Apache Ranger Hive Plugin is enabled This issue affects Apache Ranger Hive Plugin: from 2.0.0 through 2.3.0. Users are recommended to upgrade to version 2.4.0 or later.
How severe is CVE-2021-40331?: CVE-2021-40331 has a CVSS 3.x base score of 8.1, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability none.
Is CVE-2021-40331 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (58th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-40331?: CVE-2021-40331 affects Apache Ranger. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2021-40331?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2021-40331 published?: CVE-2021-40331 was published on 2023-05-05 and last updated on 2026-06-17.

References

https://lists.apache.org/thread/s68yls6cnkdmzn1k4hqt50vs6wjvt2rn

Affected products (1)

cpe:2.3:a:apache:ranger:*:*:*:*:*:hive:*:*

More vulnerabilities in Apache Ranger

CVE-2026-55799 — Critical (CVSS 9.8): Remote Code Execution Vulnerability in GraalScriptEngineCreator in Apache Ranger <= 2.8.0 Users are recommended to…
CVE-2026-44416 — Critical (CVSS 9.8): Remote Code Execution via Arbitrary Class Instantiation in plugin-schema-registry component in Apache Ranger <=…
CVE-2026-42537 — Critical (CVSS 9.8): Remote Code Execution via JDBC URL Injection in Apache Ranger <= 2.8.0 Users are recommended to upgrade to version…
CVE-2026-40920 — Critical (CVSS 9.8): Privilege Escalation via URL Parameter is reported in Apache Ranger versions <= 2.8.0. Users are recommended to…
CVE-2026-32227 — Critical (CVSS 9.8): SQL Injection vulnerability vulnerability in Apache Ranger. This issue affects . Users are recommended to upgrade to…
CVE-2026-28672 — Critical (CVSS 9.8): Improper Neutralization of Special Elements used in a Command ('Command Injection') vulnerability in Apache…

All CVEs affecting Apache Ranger →

Other CWE-732 (Incorrect Permission Assignment for Critical Resource) vulnerabilities

CVE-2026-9508 — Critical (CVSS 10.0): Incorrect permission settings on a critical resource in Suprema BioStar 2 (versions 2.9.3 through 2.9.11) that allow…
CVE-2025-14988 — Critical (CVSS 10.0): A security issue has been identified in ibaPDA that could allow unauthorized actions on the file system under certain…
CVE-2025-69426 — Critical (CVSS 10.0): The Ruckus vRIoT IoT Controller firmware versions prior to 3.0.0.0 (GA) contain hardcoded credentials for an operating…
CVE-2025-12004 — Critical (CVSS 10.0): Incorrect Permission Assignment for Critical Resource vulnerability in The Wikimedia Foundation Mediawiki - Lockdown…
CVE-2014-125121 — Critical (CVSS 10.0): Array Networks vAPV (version 8.3.2.17) and vxAG (version 9.2.0.34) appliances are affected by a privilege escalation…
CVE-2025-46093 — Critical (CVSS 9.9): LiquidFiles before 4.1.2 supports FTP SITE CHMOD for mode 6777 (setuid and setgid), which allows FTPDrop users to…

Browse all CWE-732 (Incorrect Permission Assignment for Critical Resource) vulnerabilities →