Security readout for executives and security teams
Plain-English summary
IBM Watson Knowledge Catalog on Cloud Pak for Data 4.0 can mishandle CSV content. If a user interacts with a malicious CSV in the vulnerable workflow, the issue could lead to command execution and serious confidentiality, integrity, and availability impact.
Executive priority
Prioritize remediation for environments running Watson Knowledge Catalog 4.0, especially where users exchange CSV data with external or low-trust parties. The issue is high impact but not confirmed exploited in the provided sources.
Technical view
CVE-2023-28958 is a CWE-1236 CSV Injection flaw in IBM Watson Knowledge Catalog on Cloud Pak for Data 4.0. The CVSS 3.1 score is 7.0 with local attack vector, high complexity, no privileges required, and user interaction required. Sources do not provide detailed patch mechanics in the supplied bundle.
Likely exposure
Exposure appears limited to IBM Watson Knowledge Catalog on Cloud Pak for Data version 4.0. The bundle marks other versions unaffected by default, but teams should confirm installed versions against IBM guidance.
Exploitation context
The CVE is not listed as CISA KEV in the provided bundle, and no cited source states active exploitation. Exploitation requires user interaction and appears tied to unsafe CSV content handling rather than unauthenticated network compromise alone.
Researcher notes
Do not assume broader IBM product exposure from this record. The supplied evidence names Watson Knowledge Catalog on Cloud Pak for Data 4.0 only. Validation should focus on version identification, CSV-handling workflows, and vendor advisory alignment, not exploit reproduction.
Mitigation direction
- Identify any Watson Knowledge Catalog on Cloud Pak for Data 4.0 deployments.
- Review IBM advisory 7009747 for vendor remediation guidance.
- Apply IBM-recommended fixes or upgrades for affected 4.0 environments.
- Treat catalog CSV content as untrusted until remediation is verified.
- Monitor IBM X-Force entry 251782 for updated guidance.
Validation and detection
- Inventory Cloud Pak for Data and Watson Knowledge Catalog versions.
- Confirm whether version 4.0 is present in production or staging.
- Map workflows that import, export, or open CSV content.
- Verify remediation status against the IBM advisory.
- Document compensating controls if immediate remediation is delayed.
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.
CWE-1236: Exact CWE lookup
Use the exact CWE identifier as the starting point before reviewing related ATT&CK behavior. Open the exact CWE lookup page first, then review the ATT&CK searches from that MITRE weakness context. This is a Glexia lookup hint, not an official ATT&CK mapping.
Open ATT&CK lookupCVE-2023-28958 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
- High
- CVSS
- 7 (3.1)
- Known Exploited
- No
- Published
Vector: CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
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:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H15.9Primary CVE scoreVulnerability scoring details
Base CVSS 3.1 score
7HighVector: CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
Source materials
- CVE List V5 sourceCVE List V5
- https://www.ibm.com/support/pages/node/7009747CVE reference · vendor-advisory
- https://exchange.xforce.ibmcloud.com/vulnerabilities/251782CVE reference · vdb-entry
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.
Improper Neutralization of Formula Elements in a CSV File
Improper Neutralization of Formula Elements in a CSV File represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.