How severe is CVE-2020-4815?

CVE-2020-4815 has a CVSS 3.x base score of 5.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability none.

Is CVE-2020-4815 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-2020-4815?

CVE-2020-4815 affects Ibm Cloud Pak For Security. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2020-4815?

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

When was CVE-2020-4815 published?

CVE-2020-4815 was published on 2021-01-27 and last updated on 2026-06-17.

CVE-2020-4815

CVE-2020-4815 is a medium-severity vulnerability in Ibm Cloud Pak For Security with a CVSS 3.x base score of 5.3. 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 5.3)
CVSS v2: 5.0
EPSS exploit prediction: 1% (67th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-200
Affected product: Ibm Cloud Pak For Security
Published: 2021-01-27
Last modified: 2026-06-17

Description

IBM Cloud Pak for Security (CP4S) 1.4.0.0 could allow a remote user to obtain sensitive information from HTTP response headers that could be used in further attacks against the system.

Frequently asked questions

What is CVE-2020-4815?: IBM Cloud Pak for Security (CP4S) 1.4.0.0 could allow a remote user to obtain sensitive information from HTTP response headers that could be used in further attacks against the system.
How severe is CVE-2020-4815?: CVE-2020-4815 has a CVSS 3.x base score of 5.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability none.
Is CVE-2020-4815 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-2020-4815?: CVE-2020-4815 affects Ibm Cloud Pak For Security. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2020-4815?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2020-4815 published?: CVE-2020-4815 was published on 2021-01-27 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:ibm:cloud_pak_for_security:1.4.0.0:*:*:*:*:*:*:*

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