How severe is CVE-2020-4528?

CVE-2020-4528 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-2020-4528 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (20th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-4528?

CVE-2020-4528 primarily affects Ibm Datapower Gateway. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2020-4528?

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

When was CVE-2020-4528 published?

CVE-2020-4528 was published on 2020-10-06 and last updated on 2026-06-17.

CVE-2020-4528

CVE-2020-4528 is a medium-severity vulnerability in Ibm Datapower Gateway 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.

Key facts

Severity: Medium (CVSS 3.x base score 5.5)
CVSS v2: 1.9
EPSS exploit prediction: 0% (20th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Ibm Datapower Gateway
Published: 2020-10-06
Last modified: 2026-06-17

Description

IBM MQ Appliance (IBM DataPower Gateway 10.0.0.0 and 2018.4.1.0 through 2018.4.1.12) could allow a local user, under special conditions, to obtain highly sensitive information from log files. IBM X-Force ID: 182658.

Frequently asked questions

What is CVE-2020-4528?: IBM MQ Appliance (IBM DataPower Gateway 10.0.0.0 and 2018.4.1.0 through 2018.4.1.12) could allow a local user, under special conditions, to obtain highly sensitive information from log files. IBM X-Force ID: 182658.
How severe is CVE-2020-4528?: CVE-2020-4528 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-2020-4528 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (20th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-4528?: CVE-2020-4528 primarily affects Ibm Datapower Gateway. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2020-4528?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2020-4528 published?: CVE-2020-4528 was published on 2020-10-06 and last updated on 2026-06-17.

References

Affected products (2)

cpe:2.3:a:ibm:datapower_gateway:*:*:*:*:*:*:*:*
cpe:2.3:a:ibm:datapower_gateway:10.0.0.0:*:*:*:*:*:*:*

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