CVE-2018-5923

CRITICALNVD 9.89.8—

9.8

In HP LaserJet Enterprise, HP PageWide Enterprise, HP LaserJet Managed, and HP OfficeJet Enterprise Printers, solution application signature checking may allow potential execution of arbitrary code.

CVSS v3: 9.8
EG Score: 9.8(medium)
EPSS: 81.6%
KEV: Not listed

Published

March 27, 2019

Last Modified

November 21, 2024

References (2)

hp-security-alert@hphttps://support.hp.com/us-en/document/c06169434
af854a3a-2127-422b-91ae-364da2661108https://support.hp.com/us-en/document/c06169434

Weakness Classification(1)

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

CWE-347Improper Verification of Cryptographic Signature

Data Freshness Timeline

(refreshed 7× in last 7d / 7× 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.

2026-05-27 21:22 UTCEG score recompute
2026-05-27 21:22 UTCGHSA enrichment
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-2018-5923?

CVE-2018-5923 is a critical vulnerability published on March 27, 2019. In HP LaserJet Enterprise, HP PageWide Enterprise, HP LaserJet Managed, and HP OfficeJet Enterprise Printers, solution application signature checking may allow potential execution of arbitrary code.

When was CVE-2018-5923 disclosed?

CVE-2018-5923 was first published in the National Vulnerability Database on March 27, 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-2018-5923 actively exploited?

CVE-2018-5923 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 81.6% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2018-5923?

CVE-2018-5923 has a CVSS v3 base score of 9.8 (NVD).

How do I remediate CVE-2018-5923?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2018-5923, 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-2018-5923

📅 Published

🔄 Last Modified

🔗 References (2)