CVE-2023-43771

MEDIUMNVD 5.55.5—

5.5

In nqptp-message-handlers.c in nqptp before 1.2.3, crafted packets received on the control port could crash the program.

CVSS v3: 5.5
EG Score: 5.5(medium)
EPSS: 12.3%
KEV: Not listed

Published

September 22, 2023

Last Modified

November 21, 2024

References (6)

cve@mitrehttps://github.com/mikebrady/nqptp/commit/b24789982d5cc067ecf6e8f3352b701d177530ec
cve@mitrehttps://github.com/mikebrady/nqptp/releases/tag/1.2.3
cve@mitrehttps://github.com/mikebrady/nqptp/releases/tag/1.2.4
af854a3a-2127-422b-91ae-364da2661108https://github.com/mikebrady/nqptp/commit/b24789982d5cc067ecf6e8f3352b701d177530ec
af854a3a-2127-422b-91ae-364da2661108https://github.com/mikebrady/nqptp/releases/tag/1.2.3
af854a3a-2127-422b-91ae-364da2661108https://github.com/mikebrady/nqptp/releases/tag/1.2.4

Weakness Classification(1)

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

CWE-400Uncontrolled Resource Consumption (Denial of Service)

Data Freshness Timeline

(refreshed 15× 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.

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Frequently asked(5)

What is CVE-2023-43771?

CVE-2023-43771 is a medium vulnerability published on September 22, 2023. In nqptp-message-handlers.c in nqptp before 1.2.3, crafted packets received on the control port could crash the program.

When was CVE-2023-43771 disclosed?

CVE-2023-43771 was first published in the National Vulnerability Database on September 22, 2023, 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-2023-43771 actively exploited?

CVE-2023-43771 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 12.3% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2023-43771?

CVE-2023-43771 has a CVSS v3 base score of 5.5 (NVD).

How do I remediate CVE-2023-43771?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2023-43771, 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-2023-43771

📅 Published

🔄 Last Modified

🔗 References (6)

Weakness Classification(1)

Data Freshness Timeline

❓ Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2023-43771?

🔗 Related CVEs(same CWE)

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Published

Last Modified

References (6)

Frequently asked(5)

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