How severe is CVE-2020-4588?

CVE-2020-4588 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2020-4588 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (67th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-4588?

CVE-2020-4588 affects Ibm I2 Ibase. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2020-4588?

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-2020-4588 published?

CVE-2020-4588 was published on 2020-10-30 and last updated on 2026-06-17.

CVE-2020-4588

CVE-2020-4588 is a high-severity vulnerability in Ibm I2 Ibase with a CVSS 3.x base score of 7.8. 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: High (CVSS 3.x base score 7.8)
CVSS v2: 6.8
EPSS exploit prediction: 1% (67th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-434
Affected product: Ibm I2 Ibase
Published: 2020-10-30
Last modified: 2026-06-17

Description

IBM i2 iBase 8.9.13 could allow an attacker to upload arbitrary executable files which, when executed by an unsuspecting victim could result in code execution. IBM X-Force ID: 184579.

Frequently asked questions

What is CVE-2020-4588?: IBM i2 iBase 8.9.13 could allow an attacker to upload arbitrary executable files which, when executed by an unsuspecting victim could result in code execution. IBM X-Force ID: 184579.
How severe is CVE-2020-4588?: CVE-2020-4588 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2020-4588 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (67th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-4588?: CVE-2020-4588 affects Ibm I2 Ibase. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2020-4588?: 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-2020-4588 published?: CVE-2020-4588 was published on 2020-10-30 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:ibm:i2_ibase:*:*:*:*:*:*:*:*

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