CVE-2018-15331

HIGHNVD 7.87.8—

7.8

On BIG-IP AAM 13.0.0 or 12.1.0-12.1.3.7, the dcdb_convert utility used by BIG-IP AAM fails to drop group permissions when executing helper scripts, which could be used to leverage attacks against the BIG-IP system.

CVSS v3: 7.8
EG Score: 7.8(medium)
EPSS: 44.7%
KEV: Not listed

Published

December 20, 2018

Last Modified

November 21, 2024

References (2)

f5sirt@f5https://support.f5.com/csp/article/K54843525
af854a3a-2127-422b-91ae-364da2661108https://support.f5.com/csp/article/K54843525

Weakness Classification(1)

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

CWE-269Improper Privilege Management

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 13:49 UTCepss_batch
2026-05-31 22:29 UTCepss_batch
2026-05-31 22:28 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
2026-05-28 00:06 UTCEG score recompute
2026-05-28 00:06 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-2018-15331?

CVE-2018-15331 is a high vulnerability published on December 20, 2018. On BIG-IP AAM 13.0.0 or 12.1.0-12.1.3.7, the dcdb_convert utility used by BIG-IP AAM fails to drop group permissions when executing helper scripts, which could be used to leverage attacks against the BIG-IP system.

When was CVE-2018-15331 disclosed?

CVE-2018-15331 was first published in the National Vulnerability Database on December 20, 2018, 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-2018-15331 actively exploited?

CVE-2018-15331 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 44.7% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2018-15331?

CVE-2018-15331 has a CVSS v3 base score of 7.8 (NVD).

How do I remediate CVE-2018-15331?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2018-15331, 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-2018-15331

📅 Published

🔄 Last Modified

🔗 References (2)

Weakness Classification(1)

Data Freshness Timeline

❓ Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2018-15331?

🔗 Related CVEs(same CWE)

Same CWE

Published

Last Modified

References (2)

Frequently asked(5)

Related CVEs(same CWE)