CVE-2017-18440

MEDIUMNVD 4.34.3—

4.3

cPanel before 64.0.21 allows demo users to execute traceroute via api2 (SEC-244).

CVSS v3: 4.3
EG Score: 4.3(medium)
EPSS: 45.5%
KEV: Not listed

Published

August 2, 2019

Last Modified

November 21, 2024

References (3)

cve@mitrehttps://documentation.cpanel.net/display/CL/64+Change+Log
nvd@nisthttps://news.cpanel.com/cpanel-tsr-2017-0003-full-disclosure/
af854a3a-2127-422b-91ae-364da2661108https://documentation.cpanel.net/display/CL/64+Change+Log

Weakness Classification(1)

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

CWE-20Improper Input Validation

Data Freshness Timeline

(refreshed 12× 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.

2026-06-08 14:14 UTCepss_batch
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2026-06-07 15:22 UTCepss_batch
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2026-06-04 13:10 UTCepss_batch
2026-06-02 20:11 UTCepss_batch
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2026-06-01 13:49 UTCepss_batch
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2026-05-29 13:41 UTCepss_batch
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2026-05-28 13:42 UTCepss_batch

Frequently asked(5)

What is CVE-2017-18440?

CVE-2017-18440 is a medium vulnerability published on August 2, 2019. cPanel before 64.0.21 allows demo users to execute traceroute via api2 (SEC-244).

When was CVE-2017-18440 disclosed?

CVE-2017-18440 was first published in the National Vulnerability Database on August 2, 2019, 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-2017-18440 actively exploited?

CVE-2017-18440 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 45.5% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2017-18440?

CVE-2017-18440 has a CVSS v3 base score of 4.3 (NVD).

How do I remediate CVE-2017-18440?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2017-18440, 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-2017-18440

📅 Published

🔄 Last Modified

🔗 References (3)

Weakness Classification(1)

Data Freshness Timeline

❓ Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2017-18440?

🔗 Related CVEs(same CWE)

Same CWE

Published

Last Modified

References (3)

Frequently asked(5)

Related CVEs(same CWE)