CVE-2021-20578
IBM Cloud Pak for Security (CP4S) 1.7.0.0, 1.7.1.0, 1.7.2.0, and 1.8.0.0 could allow an attacker...
IBM Cloud Pak for Security (CP4S) 1.7.0.0, 1.7.1.0, 1.7.2.0, and 1.8.0.0 could allow an attacker to perform unauthorized actions due to improper or missing authentication controls. IBM X-Force ID: 199282.
Attack profile
How easy it is to exploit
- Attack vector
- Adjacent network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- Low
- Integrity
- Low
- Availability
- None
Exploit likelihood
What each source reports
CVE List Score used
IBM Cloud Pak for Security (CP4S) 1.7.0.0, 1.7.1.0, 1.7.2.0, and 1.8.0.0 could allow an attacker to perform unauthorized actions due to improper or missing authentication controls. IBM X-Force ID: 199282.
- Record
CVE-2021-20578- CVSS 3.0
- 5.4 Medium
CVSS:3.0/C:L/AC:L/PR:N/A:N/I:L/AV:A/S:U/UI:N/RC:C/E:U/RL:O - Updated
- 2026-11-02
EUVDEUVD-2021-7996
IBM Cloud Pak for Security (CP4S) 1.7.0.0, 1.7.1.0, 1.7.2.0, and 1.8.0.0 could allow an attacker to perform unauthorized actions due to improper or missing authentication controls. IBM X-Force ID: 199282.
- Record
EUVD-2021-7996- CVSS 3.0
- 5.4 Medium
CVSS:3.0/C:L/AC:L/PR:N/A:N/I:L/AV:A/S:U/UI:N/RC:C/E:U/RL:O - Updated
- 2026-11-03
GitHub AdvisoriesGHSA-38jw-3g8c-mmg7 No score
IBM Cloud Pak for Security (CP4S) 1.7.0.0, 1.7.1.0, 1.7.2.0, and 1.8.0.0 could allow an attacker...
IBM Cloud Pak for Security (CP4S) 1.7.0.0, 1.7.1.0, 1.7.2.0, and 1.8.0.0 could allow an attacker to perform unauthorized actions due to improper or missing authentication controls. IBM X-Force ID: 199282.
- Record
GHSA-38jw-3g8c-mmg7- Weakness
- CWE-287
- Updated
- 2026-11-02
NVD
IBM Cloud Pak for Security (CP4S) 1.7.0.0, 1.7.1.0, 1.7.2.0, and 1.8.0.0 could allow an attacker to perform unauthorized actions due to improper or missing authentication controls. IBM X-Force ID: 199282.
- Record
CVE-2021-20578- CVSS 3.1
- 9.8 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - CVSS 3.0
- 5.4 Medium
CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N - CVSS 2.0
- 7.5 High
AV:N/AC:L/Au:N/C:P/I:P/A:P - Weakness
- CWE-287
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases, published | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2021-20578 is a medium vulnerability (CVSS 5.4) in Ibm Cloud Pak For Security, published September 30, 2021. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.99%, the 62nd percentile. No source names a fixed version.