How severe is CVE-2018-15804?

CVE-2018-15804 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2018-15804 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (57th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2018-15804?

CVE-2018-15804 affects Mapr. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2018-15804?

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-2018-15804 published?

CVE-2018-15804 was published on 2018-08-23 and last updated on 2026-06-17.

CVE-2018-15804

CVE-2018-15804 is a high-severity vulnerability in Mapr with a CVSS 3.x base score of 8.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Severity: High (CVSS 3.x base score 8.8)
CVSS v2: 4.0
EPSS exploit prediction: 1% (57th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Mapr
Published: 2018-08-23
Last modified: 2026-06-17

Description

An issue was discovered in the MapR File System in MapR Converged Data Platform and MapR-XD 6.x and earlier. Under certain conditions, it is possible for MapR ticket credentials to become compromised, allowing a user to escalate their privileges to act as (aka impersonate) any other user, including cluster administrators, aka bug# 31935. This affects all users who have enabled security on the MapR platform and is fixed in mapr-patch-5.2.1.42646.GA-20180731093831, mapr-patch-5.2.2.44680.GA-20180802011430, mapr-patch-6.0.0.20171109191718.GA-20180802011420, and mapr-patch-6.0.1.20180404222005.GA-20180806214919.

Frequently asked questions

What is CVE-2018-15804?: An issue was discovered in the MapR File System in MapR Converged Data Platform and MapR-XD 6.x and earlier. Under certain conditions, it is possible for MapR ticket credentials to become compromised, allowing a user to escalate their privileges to act as (aka impersonate) any other user, including cluster administrators, aka bug# 31935. This affects all users who have enabled security on the MapR platform and is fixed in mapr-patch-5.2.1.42646.GA-20180731093831, mapr-patch-5.2.2.44680.GA-20180802011430, mapr-patch-6.0.0.20171109191718.GA-20180802011420, and mapr-patch-6.0.1.20180404222005.GA-20180806214919.
How severe is CVE-2018-15804?: CVE-2018-15804 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2018-15804 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (57th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2018-15804?: CVE-2018-15804 affects Mapr. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2018-15804?: 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-2018-15804 published?: CVE-2018-15804 was published on 2018-08-23 and last updated on 2026-06-17.

References

https://mapr.com/support/s/article/MapR-Ticket-Credentials-can-become-compromised

Affected products (1)

cpe:2.3:a:mapr:mapr:*:*:*:*:*:*:*:*

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