CVE-2018-18958

MEDIUMNVD 6.56.5—

6.5

OPNsense 18.7.x before 18.7.7 has Incorrect Access Control.

CVSS v3: 6.5
EG Score: 6.5(medium)
EPSS: 31.4%
KEV: Not listed

Published

June 17, 2019

Last Modified

November 21, 2024

References (4)

cve@mitrehttps://forum.opnsense.org/index.php?board=11.0
cve@mitrehttps://forum.opnsense.org/index.php?topic=10181.0
af854a3a-2127-422b-91ae-364da2661108https://forum.opnsense.org/index.php?board=11.0
af854a3a-2127-422b-91ae-364da2661108https://forum.opnsense.org/index.php?topic=10181.0

Weakness Classification(1)

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

CWE-284Improper Access Control

Data Freshness Timeline

(refreshed 10× in last 7d / 18× 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 20:11 UTCepss_batch
2026-06-02 20:11 UTCepss_batch
2026-06-01 13:50 UTCepss_batch
2026-06-01 13:50 UTCepss_batch
2026-05-31 22:29 UTCepss_batch
2026-05-31 00:14 UTCepss_batch
2026-05-31 00:14 UTCepss_batch
2026-05-29 13:41 UTCepss_batch
2026-05-28 13:42 UTCepss_batch
2026-05-28 13:42 UTCepss_batch
2026-05-27 18:17 UTCEG score recompute
2026-05-27 18:17 UTCGHSA enrichment
2026-05-27 13:38 UTCepss_batch
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-2018-18958?

CVE-2018-18958 is a medium vulnerability published on June 17, 2019. OPNsense 18.7.x before 18.7.7 has Incorrect Access Control.

When was CVE-2018-18958 disclosed?

CVE-2018-18958 was first published in the National Vulnerability Database on June 17, 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-2018-18958 actively exploited?

CVE-2018-18958 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 31.4% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2018-18958?

CVE-2018-18958 has a CVSS v3 base score of 6.5 (NVD).

How do I remediate CVE-2018-18958?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2018-18958, 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

See which npm, PyPI, Go, and Maven packages are affected by CVE-2018-18958

Explore →

Is Your Infrastructure Affected by CVE-2018-18958?

EchelonGraph automatically scans your cloud infrastructure and maps CVE exposure using blast radius analysis.

Start Free Scan →Browse All CVEs

CVE-2018-18958

📅 Published

🔄 Last Modified

🔗 References (4)

Weakness Classification(1)

Data Freshness Timeline

❓ Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2018-18958?

🔗 Related CVEs(same CWE)

Same CWE

Published

Last Modified

References (4)

Frequently asked(5)

Related CVEs(same CWE)