CVE-2018-18749

MEDIUMNVD 5.55.5—

5.5

data-tools through 2017-07-26 has an Integer Overflow leading to an incorrect end value for the write_wchars function.

CVSS v3: 5.5
EG Score: 5.5(medium)
EPSS: 52.3%
KEV: Not listed

Published

October 29, 2018

Last Modified

November 21, 2024

References (2)

cve@mitrehttps://github.com/clarkgrubb/data-tools/issues/7
af854a3a-2127-422b-91ae-364da2661108https://github.com/clarkgrubb/data-tools/issues/7

Weakness Classification(1)

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

CWE-190Integer Overflow or Wraparound

Data Freshness Timeline

(refreshed 9× in last 7d / 19× 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.

2026-06-04 13:10 UTCepss_batch
2026-06-02 20:11 UTCepss_batch
2026-06-02 20:11 UTCepss_batch
2026-06-01 13:50 UTCepss_batch
2026-06-01 13:50 UTCepss_batch
2026-05-31 22:29 UTCepss_batch
2026-05-31 00:14 UTCepss_batch
2026-05-31 00:14 UTCepss_batch
2026-05-29 13:41 UTCepss_batch
2026-05-28 13:42 UTCepss_batch
2026-05-28 13:42 UTCepss_batch
2026-05-28 01:36 UTCEG score recompute
2026-05-28 01:36 UTCGHSA enrichment
2026-05-27 13:38 UTCepss_batch
2026-05-27 13:38 UTCepss_batch
2026-05-26 13:42 UTCepss_batch
2026-05-26 13:42 UTCepss_batch
2026-05-26 07:17 UTCepss_batch
2026-05-26 07:17 UTCepss_batch

Frequently asked(5)

What is CVE-2018-18749?

CVE-2018-18749 is a medium vulnerability published on October 29, 2018. data-tools through 2017-07-26 has an Integer Overflow leading to an incorrect end value for the write_wchars function.

When was CVE-2018-18749 disclosed?

CVE-2018-18749 was first published in the National Vulnerability Database on October 29, 2018, with the most recent update on November 21, 2024. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2018-18749 actively exploited?

CVE-2018-18749 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 52.3% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2018-18749?

CVE-2018-18749 has a CVSS v3 base score of 5.5 (NVD).

How do I remediate CVE-2018-18749?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2018-18749, 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

See which npm, PyPI, Go, and Maven packages are affected by CVE-2018-18749

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Is Your Infrastructure Affected by CVE-2018-18749?

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Frequently asked(5)

What is CVE-2018-18749?

CVE-2018-18749 is a medium vulnerability published on October 29, 2018. data-tools through 2017-07-26 has an Integer Overflow leading to an incorrect end value for the write_wchars function.

When was CVE-2018-18749 disclosed?

Is CVE-2018-18749 actively exploited?

What is the CVSS score of CVE-2018-18749?

CVE-2018-18749 has a CVSS v3 base score of 5.5 (NVD).

How do I remediate CVE-2018-18749?

CVE-2018-18749

📅 Published

🔄 Last Modified

🔗 References (2)

Weakness Classification(1)

Data Freshness Timeline

❓ Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2018-18749?

CVE-2018-18749

📅 Published

🔄 Last Modified

🔗 References (2)

Weakness Classification(1)

Data Freshness Timeline

❓ Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2018-18749?

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References (2)

Frequently asked(5)

Published

Last Modified

References (2)

Frequently asked(5)

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