How severe is CVE-2020-4927?

CVE-2020-4927 has a CVSS 3.x base score of 5.7, rated medium severity. It is exploitable over local access with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity low, and availability none.

Is CVE-2020-4927 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (27th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-4927?

CVE-2020-4927 affects Ibm Spectrum Scale. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2020-4927?

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

When was CVE-2020-4927 published?

CVE-2020-4927 was published on 2023-03-15 and last updated on 2026-06-17.

CVE-2020-4927

CVE-2020-4927 is a medium-severity vulnerability in Ibm Spectrum Scale with a CVSS 3.x base score of 5.7. 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 5.7)
EPSS exploit prediction: 0% (27th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-200
Affected product: Ibm Spectrum Scale
Published: 2023-03-15
Last modified: 2026-06-17

Description

A vulnerability in the Spectrum Scale 5.0.5.0 through 5.1.6.1 core component could allow unauthorized access to user data or injection of arbitrary data in the communication protocol. IBM X-Force ID: 191695.

Frequently asked questions

What is CVE-2020-4927?: A vulnerability in the Spectrum Scale 5.0.5.0 through 5.1.6.1 core component could allow unauthorized access to user data or injection of arbitrary data in the communication protocol. IBM X-Force ID: 191695.
How severe is CVE-2020-4927?: CVE-2020-4927 has a CVSS 3.x base score of 5.7, rated medium severity. It is exploitable over local access with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity low, and availability none.
Is CVE-2020-4927 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (27th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-4927?: CVE-2020-4927 affects Ibm Spectrum Scale. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2020-4927?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2020-4927 published?: CVE-2020-4927 was published on 2023-03-15 and last updated on 2026-06-17.

References

Affected products (1)

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

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