CVE-2023-43608

HIGHNVD 8.18.1—

8.1

A data integrity vulnerability exists in the BR_NO_CHECK_HASH_FOR functionality of Buildroot 2023.08.1 and dev commit 622698d7847. A specially crafted man-in-the-middle attack can lead to arbitrary command execution in the builder.

CVSS v3: 8.1
EG Score: 8.1(medium)
EPSS: 30.8%
KEV: Not listed

Published

December 5, 2023

Last Modified

November 4, 2025

References (5)

talos-cna@ciscohttp://www.openwall.com/lists/oss-security/2023/12/11/1
talos-cna@ciscohttps://talosintelligence.com/vulnerability_reports/TALOS-2023-1845
af854a3a-2127-422b-91ae-364da2661108http://www.openwall.com/lists/oss-security/2023/12/11/1
af854a3a-2127-422b-91ae-364da2661108https://talosintelligence.com/vulnerability_reports/TALOS-2023-1845
af854a3a-2127-422b-91ae-364da2661108https://www.talosintelligence.com/vulnerability_reports/TALOS-2023-1845

Weakness Classification(1)

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

CWE-494Download of Code Without Integrity Check

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.

2026-06-02 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 22:29 UTCepss_batch
2026-05-31 00:15 UTCepss_batch
2026-05-31 00:15 UTCepss_batch
2026-05-29 13:43 UTCepss_batch
2026-05-29 13:43 UTCepss_batch
2026-05-28 13:44 UTCepss_batch
2026-05-28 13:43 UTCepss_batch
2026-05-27 13:39 UTCepss_batch
2026-05-27 13:39 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
2026-05-24 12:45 UTCEG score recompute

Frequently asked(5)

What is CVE-2023-43608?

CVE-2023-43608 is a high vulnerability published on December 5, 2023. A data integrity vulnerability exists in the BRNOCHECKHASHFOR functionality of Buildroot 2023.08.1 and dev commit 622698d7847. A specially crafted man-in-the-middle attack can lead to arbitrary command execution in the builder.

When was CVE-2023-43608 disclosed?

CVE-2023-43608 was first published in the National Vulnerability Database on December 5, 2023, with the most recent update on November 4, 2025. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2023-43608 actively exploited?

CVE-2023-43608 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 30.8% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2023-43608?

CVE-2023-43608 has a CVSS v3 base score of 8.1 (NVD).

How do I remediate CVE-2023-43608?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2023-43608, 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-2023-43608

📅 Published

🔄 Last Modified

🔗 References (5)