How severe is CVE-2018-1993?

CVE-2018-1993 has a CVSS 3.x base score of 4.0, rated medium severity. It is exploitable over local access with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability none.

Is CVE-2018-1993 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (31st percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2018-1993?

CVE-2018-1993 affects Ibm Spectrum Scale. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2018-1993?

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

When was CVE-2018-1993 published?

CVE-2018-1993 was published on 2019-01-08 and last updated on 2026-06-17.

CVE-2018-1993

CVE-2018-1993 is a medium-severity vulnerability in Ibm Spectrum Scale with a CVSS 3.x base score of 4.0. 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-200.

Key facts

Severity: Medium (CVSS 3.x base score 4.0)
CVSS v2: 2.1
EPSS exploit prediction: 0% (31st percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-200
Affected product: Ibm Spectrum Scale
Published: 2019-01-08
Last modified: 2026-06-17

Description

IBM Spectrum Scale (GPFS) 4.1.1, 4.2.0, 4.2.1, 4.2.2, 4.2.3, and 5.0.0 where the use of Local Read Only Cache (LROC) is enabled may caused read operation on a file to return data from a different file. IBM X-Force ID: 154440.

Frequently asked questions

What is CVE-2018-1993?: IBM Spectrum Scale (GPFS) 4.1.1, 4.2.0, 4.2.1, 4.2.2, 4.2.3, and 5.0.0 where the use of Local Read Only Cache (LROC) is enabled may caused read operation on a file to return data from a different file. IBM X-Force ID: 154440.
How severe is CVE-2018-1993?: CVE-2018-1993 has a CVSS 3.x base score of 4.0, rated medium severity. It is exploitable over local access with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability none.
Is CVE-2018-1993 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (31st percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2018-1993?: CVE-2018-1993 affects Ibm Spectrum Scale. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2018-1993?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2018-1993 published?: CVE-2018-1993 was published on 2019-01-08 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:ibm:spectrum_scale:*:*:*:*:*:*:*:*

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