CVE-2021-20478
IBM Cloud Pak System 2.3 could allow a local user in some situations to view the artifacts of...
IBM Cloud Pak System 2.3 could allow a local user in some situations to view the artifacts of another user in self service console. IBM X-Force ID: 197497.
Attack profile
How easy it is to exploit
- Attack vector
- Local
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- Low
- Integrity
- None
- Availability
- None
Exploit likelihood
What each source reports
CVE List Score used
IBM Cloud Pak System 2.3 could allow a local user in some situations to view the artifacts of another user in self service console. IBM X-Force ID: 197497.
- Record
CVE-2021-20478- CVSS 3.0
- 4.0 Medium
CVSS:3.0/S:U/A:N/I:N/C:L/AV:L/AC:L/UI:N/PR:N/E:U/RL:O/RC:C - Updated
- 2026-11-02
EUVDEUVD-2021-7896
IBM Cloud Pak System 2.3 could allow a local user in some situations to view the artifacts of another user in self service console. IBM X-Force ID: 197497.
- Record
EUVD-2021-7896- CVSS 3.0
- 4.0 Medium
CVSS:3.0/S:U/A:N/I:N/C:L/AV:L/AC:L/UI:N/PR:N/E:U/RL:O/RC:C - Updated
- 2026-11-03
GitHub AdvisoriesGHSA-g23m-885r-25p2
IBM Cloud Pak System 2.3 could allow a local user in some situations to view the artifacts of...
IBM Cloud Pak System 2.3 could allow a local user in some situations to view the artifacts of another user in self service console. IBM X-Force ID: 197497.
- Record
GHSA-g23m-885r-25p2- CVSS 3.1
- 3.3 Low
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N - Weakness
- CWE-200
- Updated
- 2026-11-02
NVD
IBM Cloud Pak System 2.3 could allow a local user in some situations to view the artifacts of another user in self service console. IBM X-Force ID: 197497.
- Record
CVE-2021-20478- CVSS 3.1
- 3.3 Low
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N - CVSS 3.0
- 4.0 Medium
CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N - CVSS 2.0
- 2.1 Low
AV:L/AC:L/Au:N/C:P/I:N/A:N - 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-2021-20478 is a medium vulnerability (CVSS 4.0) in Ibm Cloud Pak System, published July 20, 2021. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.24%, the 14th percentile. No source names a fixed version.