How severe is CVE-2018-16889?

CVE-2018-16889 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.

Is CVE-2018-16889 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (41st percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2018-16889?

CVE-2018-16889 affects Redhat Ceph. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2018-16889?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2018-16889 published?

CVE-2018-16889 was published on 2019-01-28 and last updated on 2026-06-17.

CVE-2018-16889

CVE-2018-16889 is a medium-severity vulnerability in Redhat Ceph with a CVSS 3.x base score of 5.5. 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: Medium (CVSS 3.x base score 5.5)
CVSS v2: 5.0
EPSS exploit prediction: 1% (41st percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-532
Affected product: Redhat Ceph
Published: 2019-01-28
Last modified: 2026-06-17

Description

Ceph does not properly sanitize encryption keys in debug logging for v4 auth. This results in the leaking of encryption key information in log files via plaintext. Versions up to v13.2.4 are vulnerable.

Frequently asked questions

What is CVE-2018-16889?: Ceph does not properly sanitize encryption keys in debug logging for v4 auth. This results in the leaking of encryption key information in log files via plaintext. Versions up to v13.2.4 are vulnerable.
How severe is CVE-2018-16889?: CVE-2018-16889 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.
Is CVE-2018-16889 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (41st percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2018-16889?: CVE-2018-16889 affects Redhat Ceph. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2018-16889?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2018-16889 published?: CVE-2018-16889 was published on 2019-01-28 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:redhat:ceph:*:*:*:*:*:*:*:*

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