How severe is CVE-2020-4928?

CVE-2020-4928 has a CVSS 3.x base score of 6.7, rated medium severity. It is exploitable over local access with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2020-4928 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-2020-4928?

CVE-2020-4928 affects Ibm Cloud Pak System. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2020-4928?

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

When was CVE-2020-4928 published?

CVE-2020-4928 was published on 2021-01-04 and last updated on 2026-06-17.

CVE-2020-4928

CVE-2020-4928 is a medium-severity vulnerability in Ibm Cloud Pak System with a CVSS 3.x base score of 6.7. 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-434.

Key facts

Severity: Medium (CVSS 3.x base score 6.7)
CVSS v2: 4.6
EPSS exploit prediction: 0% (27th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-434
Affected product: Ibm Cloud Pak System
Published: 2021-01-04
Last modified: 2026-06-17

Description

IBM Cloud Pak System 2.3 could allow a local privileged attacker to upload arbitrary files. By intercepting the request and modifying the file extention, the attacker could execute arbitrary code on the server. IBM X-Force ID: 191705.

Frequently asked questions

What is CVE-2020-4928?: IBM Cloud Pak System 2.3 could allow a local privileged attacker to upload arbitrary files. By intercepting the request and modifying the file extention, the attacker could execute arbitrary code on the server. IBM X-Force ID: 191705.
How severe is CVE-2020-4928?: CVE-2020-4928 has a CVSS 3.x base score of 6.7, rated medium severity. It is exploitable over local access with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2020-4928 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-2020-4928?: CVE-2020-4928 affects Ibm Cloud Pak System. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2020-4928?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2020-4928 published?: CVE-2020-4928 was published on 2021-01-04 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:ibm:cloud_pak_system:*:*:*:*:*:*:*:*

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