How severe is CVE-2023-24831?

CVE-2023-24831 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2023-24831 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (65th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-24831?

CVE-2023-24831 affects Apache Iotdb. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-24831?

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

When was CVE-2023-24831 published?

CVE-2023-24831 was published on 2023-04-17 and last updated on 2026-06-17.

CVE-2023-24831

CVE-2023-24831 is a critical-severity vulnerability in Apache Iotdb with a CVSS 3.x base score of 9.8. 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-287.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
EPSS exploit prediction: 1% (65th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-287
Affected product: Apache Iotdb
Published: 2023-04-17
Last modified: 2026-06-17

Description

Improper Authentication vulnerability in Apache Software Foundation Apache IoTDB.This issue affects Apache IoTDB Grafana Connector: from 0.13.0 through 0.13.3. Attackers could login without authorization. This is fixed in 0.13.4.

Frequently asked questions

What is CVE-2023-24831?: Improper Authentication vulnerability in Apache Software Foundation Apache IoTDB.This issue affects Apache IoTDB Grafana Connector: from 0.13.0 through 0.13.3. Attackers could login without authorization. This is fixed in 0.13.4.
How severe is CVE-2023-24831?: CVE-2023-24831 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2023-24831 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (65th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-24831?: CVE-2023-24831 affects Apache Iotdb. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-24831?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2023-24831 published?: CVE-2023-24831 was published on 2023-04-17 and last updated on 2026-06-17.

References

https://lists.apache.org/thread/3dgvzgstycf8b5hyf4z3n7cqdhcyln3l

Affected products (1)

cpe:2.3:a:apache:iotdb:*:*:*:*:*:*:*:*

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Other CWE-287 (Improper Authentication) vulnerabilities

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CVE-2026-46389 — Critical (CVSS 10.0): UDS Identity Config builds the Keycloak configuration image (realm, plugins, theme, truststore, JARs) consumed by UDS…
CVE-2026-10611 — Critical (CVSS 10.0): An authentication bypass vulnerability exists in MISP when LDAP mixed authentication is enabled with OTP enforcement.…
CVE-2026-47280 — Critical (CVSS 10.0): Improper authentication in Azure Resource Manager (ARM) allows an unauthorized attacker to elevate privileges over a…
CVE-2026-42822 — Critical (CVSS 10.0): Improper authentication in Azure Local Disconnected Operations allows an unauthorized attacker to elevate privileges…
CVE-2026-20182 — Critical (CVSS 10.0): May 2026: This security advisory provides the details and fix information for a vulnerability that was discovered and…

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