How severe is CVE-2021-39013?

CVE-2021-39013 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.

Is CVE-2021-39013 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (52nd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-39013?

CVE-2021-39013 primarily affects Ibm Cloud Pak For Security. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2021-39013?

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

When was CVE-2021-39013 published?

CVE-2021-39013 was published on 2021-12-22 and last updated on 2026-06-17.

CVE-2021-39013

CVE-2021-39013 is a medium-severity vulnerability in Ibm Cloud Pak For Security with a CVSS 3.x base score of 6.5. 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 6.5)
CVSS v2: 4.0
EPSS exploit prediction: 1% (52nd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-200
Affected product: Ibm Cloud Pak For Security
Published: 2021-12-22
Last modified: 2026-06-17

Description

IBM Cloud Pak for Security (CP4S) 1.7.2.0, 1.7.1.0, and 1.7.0.0 could allow an authenticated user to obtain sensitive information in HTTP responses that could be used in further attacks against the system. IBM X-Force ID: 213651.

Frequently asked questions

What is CVE-2021-39013?: IBM Cloud Pak for Security (CP4S) 1.7.2.0, 1.7.1.0, and 1.7.0.0 could allow an authenticated user to obtain sensitive information in HTTP responses that could be used in further attacks against the system. IBM X-Force ID: 213651.
How severe is CVE-2021-39013?: CVE-2021-39013 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.
Is CVE-2021-39013 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (52nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-39013?: CVE-2021-39013 primarily affects Ibm Cloud Pak For Security. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2021-39013?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2021-39013 published?: CVE-2021-39013 was published on 2021-12-22 and last updated on 2026-06-17.

References

Affected products (3)

cpe:2.3:a:ibm:cloud_pak_for_security:1.7.0.0:*:*:*:*:*:*:*
cpe:2.3:a:ibm:cloud_pak_for_security:1.7.1.0:*:*:*:*:*:*:*
cpe:2.3:a:ibm:cloud_pak_for_security:1.7.2.0:*:*:*:*:*:*:*

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