CVE-2023-38997

HIGHNVD 7.29.8▲

7.2

A directory traversal vulnerability in the Captive Portal templates of OPNsense Community Edition before 23.7 and Business Edition before 23.4.2 allows attackers to execute arbitrary system commands as root via a crafted ZIP archive.

CVSS v3: 7.2
EG Score: 9.8(medium)
EPSS: 62.3%
KEV: Not listed

Published

August 9, 2023

Last Modified

November 21, 2024

References (4)

cve@mitrehttps://github.com/opnsense/core/commit/448762d440b51574f1906c0ec2f5ea6dc4f16eb2
cve@mitrehttps://logicaltrust.net/blog/2023/08/opnsense.html
af854a3a-2127-422b-91ae-364da2661108https://github.com/opnsense/core/commit/448762d440b51574f1906c0ec2f5ea6dc4f16eb2
af854a3a-2127-422b-91ae-364da2661108https://logicaltrust.net/blog/2023/08/opnsense.html

Weakness Classification(1)

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

CWE-22Path Traversal

Data Freshness Timeline

(refreshed 11× in last 7d / 46× in last 30d)

Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.

2026-06-15 17:47 UTCEPSS rescore
2026-06-14 23:16 UTCEPSS rescore
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2026-06-10 22:17 UTCEPSS rescore
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2026-06-09 23:47 UTCOSV refresh
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2026-06-07 15:23 UTCEPSS rescore
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2026-06-06 13:46 UTCEPSS rescore
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2026-06-02 20:12 UTCEPSS rescore
2026-06-01 13:51 UTCEPSS rescore
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2026-05-31 22:30 UTCEPSS rescore
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2026-05-31 00:15 UTCEPSS rescore
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2026-05-29 13:43 UTCEPSS rescore
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2026-05-27 13:39 UTCEPSS rescore
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2026-05-26 07:18 UTCEPSS rescore
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2026-05-26 07:18 UTCEPSS rescore
2026-05-24 19:43 UTCEG score recompute
2026-05-24 19:43 UTCGHSA enrichment
2026-05-24 16:52 UTCEPSS rescore

Frequently asked(5)

What is CVE-2023-38997?

CVE-2023-38997 is a high vulnerability published on August 9, 2023. A directory traversal vulnerability in the Captive Portal templates of OPNsense Community Edition before 23.7 and Business Edition before 23.4.2 allows attackers to execute arbitrary system commands as root via a crafted ZIP archive.

When was CVE-2023-38997 disclosed?

CVE-2023-38997 was first published in the National Vulnerability Database on August 9, 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-2023-38997 actively exploited?

CVE-2023-38997 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 62.3% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2023-38997?

CVE-2023-38997 has a CVSS v3 base score of 7.2 (NVD). EchelonGraph synthesises NVD + CISA KEV + FIRST EPSS + GHSA into a combined EG score of 9.8.

How do I remediate CVE-2023-38997?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2023-38997, 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

Explore the affected products and dependency analysis for CVE-2023-38997

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Is Your Infrastructure Affected by CVE-2023-38997?

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Frequently asked(5)

What is CVE-2023-38997?

When was CVE-2023-38997 disclosed?

Is CVE-2023-38997 actively exploited?

What is the CVSS score of CVE-2023-38997?

CVE-2023-38997 has a CVSS v3 base score of 7.2 (NVD). EchelonGraph synthesises NVD + CISA KEV + FIRST EPSS + GHSA into a combined EG score of 9.8.

How do I remediate CVE-2023-38997?

CVE-2023-38997

📅 Published

🔄 Last Modified

🔗 References (4)

Weakness Classification(1)

Data Freshness Timeline

❓ Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2023-38997?

CVE-2023-38997

📅 Published

🔄 Last Modified

🔗 References (4)

Weakness Classification(1)

Data Freshness Timeline

❓ Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2023-38997?

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References (4)

Frequently asked(5)

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References (4)

Frequently asked(5)

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