Security readout for executives and security teams
Plain-English summary
This vulnerability can let an attacker run code on a user’s system if they convince that user to open a malicious file in the affected IBM i2 software. It is high severity because successful exploitation could compromise confidentiality, integrity, and availability, but it requires local user interaction.
Executive priority
Treat this as a targeted workstation risk, not a broad internet-exposed emergency. Prioritize teams that receive external intelligence, case, or evidence files and use IBM i2 9.2.1.
Technical view
CVE-2020-4262 is a memory corruption issue affecting IBM i2 Analyst’s Notebook 9.2.1 per the source bundle. The CVSS 3.0 score is 7.8 with local attack vector, low complexity, no privileges required, and required user interaction. IBM X-Force tracks it as ID 175645.
Likely exposure
Exposure is likely limited to endpoints or analysis workstations running IBM i2 Analyst’s Notebook 9.2.1 or the named IBM i2 platform version. Systems not using this product/version are not shown as affected in the supplied sources.
Exploitation context
The sources do not show CISA KEV listing or confirmed active exploitation. The described attack requires persuading a victim to open a specially crafted file, so phishing or file-sharing workflows are the main concern.
Researcher notes
The bundle contains slightly different product naming between the description and affected product field. Validate against IBM’s advisory before scoping. No CWE is provided. CVSS indicates official remediation exists, but the supplied text does not name a fixed version.
Mitigation direction
- Inventory IBM i2 deployments and identify any version 9.2.1 installations.
- Review IBM advisory 6209081 for the official remediation guidance.
- Apply IBM’s published fix after standard compatibility testing.
- Limit opening of untrusted files in affected IBM i2 tools.
- Use endpoint controls to monitor unusual child processes from the affected application.
Validation and detection
- Confirm installed IBM i2 product names and exact versions on analyst workstations.
- Check whether IBM’s official remediation has been applied.
- Review EDR telemetry for suspicious process activity following IBM i2 file opens.
- Validate that users handling external files have updated software.
- Document any remaining 9.2.1 systems and compensating controls.
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.
Execution behavior lookup
The CVE wording references code or command execution, so execution technique review may help defensive triage. This is a Glexia inferred lookup path, not an official MITRE, ATT&CK, or CVE Program mapping.
Open ATT&CK lookupCVE-2020-4262 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
- 7.8 (3.0)
- Known Exploited
- No
- Published
Vector: CVSS:3.0/C:H/PR:N/A:H/AV:L/S:U/UI:R/I:H/AC:L/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/C:H/PR:N/A:H/AV:L/S:U/UI:R/I:H/AC:L/RL:O/RC:C/E:U1.85.9Primary CVE scoreVulnerability scoring details
Base CVSS 3.0 score
7.8HighVector: CVSS:3.0/C:H/PR:N/A:H/AV:L/S:U/UI:R/I:H/AC:L/RL:O/RC:C/E:U
Source materials
- CVE List V5 sourceCVE List V5
- https://www.ibm.com/support/pages/node/6209081CVE reference · x_refsource_CONFIRM
- ibm-i2-cve20204262-bo (175645)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.