CVE-2020-4928 json
IBM Cloud Pak System 2.3 could allow a local privileged attacker to upload arbitrary files.
published 5y ago modified 4mo ago also EUVD-2020-26175
- cvss
- 6.7
- version 3.0, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.4%
- EPSS 0.4% chance of exploitation in 30 days, percentile 30%
- public exploits
- 0
- none known
Summary
IBM Cloud Pak System 2.3 could allow a local privileged attacker to upload arbitrary files. By intercepting the request and modifying the file extention, the attacker could execute arbitrary code on the server. IBM X-Force ID: 191705.
Patch / fix
Is CVE-2020-4928 in your stack? Fencer shows which of your repositories are affected as soon as an advisory lands, and opens the fix as a pull request.
Check with FencerExploit prediction
0.37% chance of exploitation in the next 30 days, higher than 30% of all scored CVEs (FIRST EPSS, 2026-11-09).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CNA | 3.0 | 6.7 | CVSS:3.0/A:H/AV:L/UI:N/AC:L/PR:H/I:H/S:U/C:H/RL:O/E:U/RC:C |
| NVD | 3.1 | 6.7 | CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H |
| CNA | 3.0 | 6.7 | CVSS:3.0/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H |
| NVD | 2.0 | 4.6 | AV:L/AC:L/Au:N/C:P/I:P/A:P |
Affected products
- IBM Cloud Pak System
Classification
- Weakness
-
- CWE-434 Unrestricted Upload of File with Dangerous Type
References
-
ibm.com
/support/pages/node/6393554
patch, vendor-advisory
-
exchange.xforce.ibmcloud.com
/vulnerabilities/191705
vdb-entry, vendor-advisory
Sources
- CVE List CVE-2020-4928
- NVD CVE-2020-4928
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