How severe is CVE-2018-3828?

CVE-2018-3828 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with high attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2018-3828 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (40th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2018-3828?

CVE-2018-3828 affects Elastic Elastic Cloud Enterprise. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2018-3828?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2018-3828 published?

CVE-2018-3828 was published on 2018-09-19 and last updated on 2026-06-17.

CVE-2018-3828

CVE-2018-3828 is a high-severity vulnerability in Elastic Elastic Cloud Enterprise with a CVSS 3.x base score of 7.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-532.

Key facts

Severity: High (CVSS 3.x base score 7.5)
CVSS v2: 3.5
EPSS exploit prediction: 1% (40th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-532
Affected product: Elastic Elastic Cloud Enterprise
Published: 2018-09-19
Last modified: 2026-06-17

Description

Elastic Cloud Enterprise (ECE) versions prior to 1.1.4 contain an information exposure vulnerability. It was discovered that certain exception conditions would result in encryption keys, passwords, and other security sensitive headers being leaked to the allocator logs. An attacker with access to the logging cluster may obtain leaked credentials and perform authenticated actions using these credentials.

Frequently asked questions

What is CVE-2018-3828?: Elastic Cloud Enterprise (ECE) versions prior to 1.1.4 contain an information exposure vulnerability. It was discovered that certain exception conditions would result in encryption keys, passwords, and other security sensitive headers being leaked to the allocator logs. An attacker with access to the logging cluster may obtain leaked credentials and perform authenticated actions using these credentials.
How severe is CVE-2018-3828?: CVE-2018-3828 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with high attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2018-3828 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (40th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2018-3828?: CVE-2018-3828 affects Elastic Elastic Cloud Enterprise. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2018-3828?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2018-3828 published?: CVE-2018-3828 was published on 2018-09-19 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:elastic:elastic_cloud_enterprise:*:*:*:*:*:*:*:*

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