Security readout for executives and security teams
Plain-English summary
IBM Business Automation Workflow 19.0.0.3 may write sensitive information into log files that a local user could read. The business concern is data exposure on systems where untrusted or broad local access exists, not remote takeover or service disruption.
Executive priority
Prioritize remediation for affected production or shared systems that process sensitive business data. This is not a critical remote-execution issue, but it can create reportable data exposure if logs are readable by inappropriate local users.
Technical view
CVE-2020-4900 is an information disclosure issue in IBM Business Automation Workflow 19.0.0.3. The CVSS 3.0 score is 5.1, with local attack vector, high attack complexity, high confidentiality impact, and no integrity or availability impact.
Likely exposure
Exposure is likely limited to organizations running IBM Business Automation Workflow 19.0.0.3 on hosts where local users can access application logs. Risk increases on shared administration hosts or environments with weak log file permissions.
Exploitation context
The provided sources do not show active exploitation, and this CVE is not listed as KEV. IBM X-Force metadata indicates exploit maturity is unproven. Treat this as a confidentiality risk requiring validation, not as evidence of an active campaign.
Researcher notes
The source bundle does not provide CWE mapping, exact log locations, or detailed patch instructions. Analysis is based on IBM’s description, CVSS vector, X-Force reference, and CVE metadata. Avoid assuming broader versions are affected without vendor confirmation.
Mitigation direction
- Check IBM’s advisory for the official fix or supported remediation path.
- Upgrade or patch affected IBM Business Automation Workflow instances according to IBM guidance.
- Restrict local account access on affected hosts to trusted administrators only.
- Review log access permissions and retention handling for sensitive data exposure.
Validation and detection
- Inventory IBM Business Automation Workflow deployments and identify version 19.0.0.3.
- Compare installed fix levels against IBM’s advisory for CVE-2020-4900.
- Confirm local users cannot read application logs without a business need.
- Review recent logs for sensitive data exposure and handle findings under policy.
Public sources used
Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.
Conservative CVE-to-ATT&CK context
These mappings and lookup hints may be relevant to the vulnerability behavior, CWE, affected product, or exposure path. Glexia-inferred context is not an official MITRE, ATT&CK, CWE, or CVE Program mapping.
ATT&CK lookup starting points
Use these exact CWE pages and searches to review the Glexia ATT&CK library from this CVE's weakness and description context.
CVE-2020-4900 mapping review
Open the CVE-to-ATT&CK bridge for reviewed, inferred, or future official mappings tied to this CVE.
Open ATT&CK lookup- Severity
- Medium
- CVSS
- 5.1 (3.0)
- Known Exploited
- No
- Published
Vector: CVSS:3.0/I:N/AC:H/PR:N/AV:L/C:H/S:U/UI:N/A:N/RL:O/RC:C/E:U
CNA and ADP enrichment extracted from CVE v5
These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.
CVSS vector scores
1 official scoreWe collect every scored CVSS vector available in the official CNA and ADP containers. When more than one version is present, the table keeps the source vectors side by side instead of collapsing them into the highest score.
CVSS:3.0/I:N/AC:H/PR:N/AV:L/C:H/S:U/UI:N/A:N/RL:O/RC:C/E:U1.43.6Primary CVE scoreVulnerability scoring details
Base CVSS 3.0 score
5.1MediumVector: CVSS:3.0/I:N/AC:H/PR:N/AV:L/C:H/S:U/UI:N/A:N/RL:O/RC:C/E:U
Source materials
- CVE List V5 sourceCVE List V5
- https://www.ibm.com/support/pages/node/6373004CVE reference · x_refsource_CONFIRM
- ibm-baw-cve20204900-info-disc (190991)CVE reference · vdb-entry, x_refsource_XF
Products and packages named in the record
CWE details
CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.