CVE-2020-4891
IBM Spectrum Scale 5.0.0 through 5.0.5.5 and 5.1.0 through 5.1.0.2 uses an inadequate account...
IBM Spectrum Scale 5.0.0 through 5.0.5.5 and 5.1.0 through 5.1.0.2 uses an inadequate account lockout setting that could allow a local user er to brute force Rest API account credentials. IBM X-Force ID: 190974.
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
- High
- Integrity
- None
- Availability
- None
Exploit likelihood
What each source reports
CVE List Score used
IBM Spectrum Scale 5.0.0 through 5.0.5.5 and 5.1.0 through 5.1.0.2 uses an inadequate account lockout setting that could allow a local user er to brute force Rest API account credentials. IBM X-Force ID: 190974.
- Record
CVE-2020-4891- CVSS 3.0
- 6.2 Medium
CVSS:3.0/UI:N/AV:L/I:N/C:H/A:N/S:U/PR:N/AC:L/E:U/RC:C/RL:O - Updated
- 2026-11-02
EUVDEUVD-2020-26138
IBM Spectrum Scale 5.0.0 through 5.0.5.5 and 5.1.0 through 5.1.0.2 uses an inadequate account lockout setting that could allow a local user er to brute force Rest API account credentials. IBM X-Force ID: 190974.
- Record
EUVD-2020-26138- CVSS 3.0
- 6.2 Medium
CVSS:3.0/UI:N/AV:L/I:N/C:H/A:N/S:U/PR:N/AC:L/E:U/RC:C/RL:O - Updated
- 2026-11-03
GitHub AdvisoriesGHSA-pp7w-jhfx-v9pw No score
IBM Spectrum Scale 5.0.0 through 5.0.5.5 and 5.1.0 through 5.1.0.2 uses an inadequate account...
IBM Spectrum Scale 5.0.0 through 5.0.5.5 and 5.1.0 through 5.1.0.2 uses an inadequate account lockout setting that could allow a local user er to brute force Rest API account credentials. IBM X-Force ID: 190974.
- Record
GHSA-pp7w-jhfx-v9pw- Weakness
- CWE-307
- Updated
- 2026-11-02
NVD
IBM Spectrum Scale 5.0.0 through 5.0.5.5 and 5.1.0 through 5.1.0.2 uses an inadequate account lockout setting that could allow a local user er to brute force Rest API account credentials. IBM X-Force ID: 190974.
- Record
CVE-2020-4891- CVSS 3.1
- 5.5 Medium
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N - CVSS 3.0
- 6.2 Medium
CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N - CVSS 2.0
- 2.1 Low
AV:L/AC:L/Au:N/C:P/I:N/A:N - Weakness
- CWE-307
- 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-2020-4891 is a medium vulnerability (CVSS 6.2) in Ibm Spectrum Scale, published March 16, 2021. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.27%, the 18th percentile. No source names a fixed version.