CVE-2021-20565
CVE-2021-20565 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.
Key facts
- Severity: Medium (CVSS 3.x base score 5.3)
- CVSS v2: 5.0
- EPSS exploit prediction: 1% (53rd percentile)
- Actively exploited: Not listed in CISA KEV
- Affected product: Ibm Cloud Pak For Security
- Published:
- Last modified:
Description
IBM Cloud Pak for Security (CP4S) 1.4.0.0, 1.5.0.0, 1.5.0.1, 1.6.0.0, and 1.6.0.1 uses a protection mechanism that relies on the existence or values of an input, but the input can be modified by an untrusted actor in a way that bypasses the protection mechanism. IBM X-Force ID: 199236.
Frequently asked questions
- What is CVE-2021-20565?
- IBM Cloud Pak for Security (CP4S) 1.4.0.0, 1.5.0.0, 1.5.0.1, 1.6.0.0, and 1.6.0.1 uses a protection mechanism that relies on the existence or values of an input, but the input can be modified by an untrusted actor in a way that bypasses the protection mechanism. IBM X-Force ID: 199236.
- How severe is CVE-2021-20565?
- CVE-2021-20565 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 none, integrity low, and availability none.
- Is CVE-2021-20565 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (53rd percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2021-20565?
- CVE-2021-20565 primarily affects Ibm Cloud Pak For Security. In total, 5 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
- How do I fix CVE-2021-20565?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
- When was CVE-2021-20565 published?
- CVE-2021-20565 was published on 2021-05-14 and last updated on 2026-06-17.
References
- https://exchange.xforce.ibmcloud.com/vulnerabilities/199236
- https://www.ibm.com/support/pages/node/6453115
Affected products (5)
- cpe:2.3:a:ibm:cloud_pak_for_security:1.4.0.0:*:*:*:*:*:*:*
- cpe:2.3:a:ibm:cloud_pak_for_security:1.5.0.0:*:*:*:*:*:*:*
- cpe:2.3:a:ibm:cloud_pak_for_security:1.5.0.1:*:*:*:*:*:*:*
- cpe:2.3:a:ibm:cloud_pak_for_security:1.6.0.0:*:*:*:*:*:*:*
- cpe:2.3:a:ibm:cloud_pak_for_security:1.6.0.1:*:*:*:*:*:*:*
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