CVE-2024-42389

MEDIUMNVD 5.35.3—

5.3

Use of Out-of-range Pointer Offset vulnerability in Cesanta Mongoose Web Server v7.14 allows an attacker to send an unexpected TLS packet and force the application to read unintended heap memory space.

CVSS v3: 5.3
EG Score: 5.3(medium)
EPSS: 55.8%
KEV: Not listed

Published

November 18, 2024

Last Modified

November 19, 2024

References (1)

prodsec@nozominetworkshttps://www.nozominetworks.com/labs/vulnerability-advisories-cve-2024-42389

Weakness Classification(1)

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

CWE-823

Data Freshness Timeline

(refreshed 11× in last 7d / 20× in last 30d)

Every time one of our enrichment pipelines (NVD, MITRE cvelistV5, EPSS, CISA KEV, GHSA, OSV, vendor advisories) ran against this CVE. Most recent first.

2026-06-02 20:12 UTCepss_batch
2026-06-02 20:12 UTCepss_batch
2026-06-01 13:51 UTCepss_batch
2026-06-01 13:51 UTCepss_batch
2026-05-31 22:30 UTCepss_batch
2026-05-31 22:30 UTCepss_batch
2026-05-31 00:16 UTCepss_batch
2026-05-31 00:15 UTCepss_batch
2026-05-29 13:43 UTCepss_batch
2026-05-28 13:44 UTCepss_batch
2026-05-28 13:44 UTCepss_batch
2026-05-27 13:40 UTCepss_batch
2026-05-27 13:40 UTCepss_batch
2026-05-26 13:43 UTCepss_batch
2026-05-26 13:43 UTCepss_batch
2026-05-26 07:18 UTCepss_batch
2026-05-26 07:18 UTCepss_batch
2026-05-26 07:18 UTCepss_batch
2026-05-23 18:02 UTCEG score recompute
2026-05-23 18:02 UTCGHSA enrichment

Frequently asked(5)

What is CVE-2024-42389?

CVE-2024-42389 is a medium vulnerability published on November 18, 2024. Use of Out-of-range Pointer Offset vulnerability in Cesanta Mongoose Web Server v7.14 allows an attacker to send an unexpected TLS packet and force the application to read unintended heap memory space.

When was CVE-2024-42389 disclosed?

CVE-2024-42389 was first published in the National Vulnerability Database on November 18, 2024, with the most recent update on November 19, 2024. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2024-42389 actively exploited?

CVE-2024-42389 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 55.8% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2024-42389?

CVE-2024-42389 has a CVSS v3 base score of 5.3 (NVD).

How do I remediate CVE-2024-42389?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2024-42389, 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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CVE-2024-42389

📅 Published

🔄 Last Modified

🔗 References (1)