CVE-2024-21208

LOWNVD 3.73.7—
EchelonGraph scoreMEDIUM confidence

Score 3.7 from GitHub Security Advisory (severity: LOW) published 2024-10-15. NVD baseline CVSS 3.7; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, nvd
3.7
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
  • Lower severity and no public exploit yet
CISA-KEV: Not listedEPSS: 1%CVSS: 3.7Exploit: NoneExposed: 0

A fix is available — apply it.

Vulnerability in the Oracle Java SE, Oracle GraalVM for JDK, Oracle GraalVM Enterprise Edition product of Oracle Java SE (component: Networking). Supported versions that are affected are Oracle Java SE: 8u421, 8u421-perf, 11.0.24, 17.0.12, 21.0.4, 23; Oracle GraalVM for JDK: 17.0.12, 21.0.4, 23; Oracle GraalVM Enterprise Edition: 20.3.15 and 21.3.11. Difficult to exploit vulnerability allows unauthenticated attacker with network access via multiple protocols to compromise Oracle Java SE, Oracle GraalVM for JDK, Oracle GraalVM Enterprise Edition. Successful attacks of this vulnerability can result in unauthorized ability to cause a partial denial of service (partial DOS) of Oracle Java SE, Oracle GraalVM for JDK, Oracle GraalVM Enterprise Edition. Note: This vulnerability applies to Java deployments, typically in clients running sandboxed Java Web Start applications or sandboxed Java applets, that load and run untrusted code (e.g., code that comes from the internet) and rely on the Java sandbox for security. This vulnerability does not apply to Java deployments, typically in servers, that load and run only trusted code (e.g., code installed by an administrator). CVSS 3.1 Base Score 3.7 (Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L).

CVSS v3
3.7
EG Score
3.7(medium)
EG Risk
17(Track)
EG Risk 17/100SSVC: Track

EG Risk is EchelonGraph's 0–100 priority score: it fuses intrinsic severity with real-world exploitation and automatability so you can rank equal-severity CVEs and fix the most dangerous first. Higher = act sooner. Distinct from the 0–10 EG Score (severity).

How it’s computed
Severity37% × 45%
Exploitation1% × 40%
Automatability0% × 15%
Action: Routine — remediate on your standard cadence.
EPSS
59.6%
KEV
Not listed

Published

October 15, 2024

Last Modified

November 3, 2025

References (3)

Vendor Advisories for CVE-2024-21208(13)

These vendors published their own advisory mentioning this CVE — often with vendor-specific remediation steps + affected product lists not in NVD.

Patch Availability(16)

Vendor / EcosystemFixed in / PatchReleasedSource
ubuntuopenjdk-21-crac-testsupport (21.0.6+7-0ubuntu1~24.10) @ oracular2026-05-23ubuntu
ubuntuopenjdk-8-source (8u432-ga~us1-0ubuntu2~24.10) @ oracular2026-05-23ubuntu
ubuntuopenjdk-11-source (11.0.25+9-1ubuntu1~24.10) @ oracular2026-05-23ubuntu
ubuntuopenjdk-17-source (17.0.13+11-2ubuntu1~24.10) @ oracular2026-05-23ubuntu
ubuntuopenjdk-23-testsupport (23.0.1+11-1ubuntu1~24.10.1) @ oracular2026-05-23ubuntu
ubuntuopenjdk-17-crac-source (17.0.14+7-0ubuntu1~24.10) @ oracular2026-05-23ubuntu
ubuntuopenjdk-21-testsupport (21.0.5+11-1ubuntu1~24.10) @ oracular2026-05-23ubuntu
redhatjava-1.8.0-ibm-1:1.8.0.8.35-1.el8_102024-12-11redhat
redhatjava-1.8.0-openjdk-1:1.8.0.432.b06-1.el7_92024-10-17redhat
redhatportable-linux2024-10-16redhat
redhatjava-11-openjdk-1:11.0.25.0.9-1.el7_92024-10-16redhat
redhatjava-11-openjdk-1:11.0.25.0.9-2.el92024-10-16redhat
redhatjava-1.8.0-openjdk-1:1.8.0.432.b06-2.el92024-10-16redhat
redhatjava-21-openjdk-1:21.0.5.0.10-3.el92024-10-16redhat
redhatwindows2024-10-16redhat
redhatjava-17-openjdk-1:17.0.13.0.11-3.el92024-10-16redhat

Patches are aggregated from vendor advisories (Red Hat, Microsoft, Cisco, GitHub) and package ecosystems (OSV, GHSA). Multiple rows for the same upstream release have been deduplicated.

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

Additional Vendor Advisories

(9)

Vendors that published advisories for this CVE beyond the curated set above. Broader coverage but minimal per-row detail — click through for the original advisory.

Data Freshness Timeline

(refreshed 15× in last 7d / 47× in last 30d)

Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.

Showing the most recent 100 of 112 total refreshes for this CVE.

  1. 2026-07-24 14:16 UTCEPSS rescore
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Related CVEs(same vendor + same CWE)

Frequently asked(5)

What is CVE-2024-21208?
CVE-2024-21208 is a low vulnerability published on October 15, 2024. Vulnerability in the Oracle Java SE, Oracle GraalVM for JDK, Oracle GraalVM Enterprise Edition product of Oracle Java SE (component: Networking). Supported versions that are affected are Oracle Java SE: 8u421, 8u421-perf, 11.0.24, 17.0.12, 21.0.4, 23; Oracle GraalVM for JDK: 17.0.12, 21.0.4, 23;…
When was CVE-2024-21208 disclosed?
CVE-2024-21208 was first published in the National Vulnerability Database on October 15, 2024, with the most recent update on November 3, 2025. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2024-21208 actively exploited?
CVE-2024-21208 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 59.6% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
What is the CVSS score of CVE-2024-21208?
CVE-2024-21208 has a CVSS v3 base score of 3.7 (NVD).
How do I remediate CVE-2024-21208?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2024-21208, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

Dependency Blast Radius

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