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CVE Record

CVE-2021-29784: IBM i2 Analyze 4.3.0, 4.3.1, and 4.3.2 could allow a remote attacker to obtain sensitive information when a...

IBM i2 Analyze 4.3.0, 4.3.1, and 4.3.2 could allow a remote attacker to obtain sensitive information when a detailed technical error message is returned in the browser. This information could be used in further attacks against the system. IBM X-Force ID: 203168.

MediumCVSS 4.3Not KEV-listedUpdated
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Glexia's TakeAutomated analysismoderate

Security readout for executives and security teams

Plain-English summary

IBM i2 Analyze can expose sensitive technical details in browser error messages. An authenticated remote user with low privileges may learn information useful for follow-on attacks. The issue is medium severity and affects versions 4.3.0, 4.3.1, and 4.3.2 based on the provided sources.

Executive priority

Treat as a moderate remediation item. It is not presented as actively exploited, but it can leak information that helps attackers understand the environment. Prioritize affected systems with external or wide internal access.

Technical view

CVE-2021-29784 is an information disclosure flaw in IBM i2 Analyze where detailed technical error messages returned in the browser may reveal sensitive information. CVSS 3.0 score is 4.3 with network attack vector, low complexity, low privileges required, no user interaction, and low confidentiality impact.

Likely exposure

Exposure is limited to organizations running IBM i2 Analyze 4.3.0, 4.3.1, or 4.3.2. Risk is higher where the application is reachable by broad internal users or externally accessible authenticated users.

Exploitation context

The source bundle does not show CISA KEV listing or cited evidence of active exploitation. The CVSS vector marks exploit maturity as unproven. The practical risk is reconnaissance: leaked error details may support later attacks.

Researcher notes

No CWE or CPE entries are provided in the bundle. The vulnerability centers on detailed browser error messages, not direct code execution. Evidence is sufficient for affected version scoping, but remediation specifics require the IBM advisory.

Mitigation direction

  • Identify all IBM i2 Analyze deployments and versions.
  • Review IBM advisory guidance for official remediation.
  • Prioritize remediation for internet-facing or broadly accessible deployments.
  • Limit access to trusted users and networks where feasible.
  • Check application settings for suppressing detailed browser error output.

Validation and detection

  • Confirm whether any deployment runs versions 4.3.0, 4.3.1, or 4.3.2.
  • Review browser-visible error handling in non-production first.
  • Check logs for repeated error-triggering activity by authenticated users.
  • Verify remediation against IBM guidance after changes.
  • Document any compensating access restrictions.
Prepared
Confidence
medium
Sources
4

Public sources used

Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.

Potential ATT&CK relevance

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.

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CVE-2021-29784 mapping review

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Vulnerability profileCVE Program record
Severity
Medium
CVSS
4.3 (3.0)
Known Exploited
No
Published

Vector: CVSS:3.0/S:U/PR:L/AV:N/UI:N/AC:L/C:L/I:N/A:N/RL:O/E:U/RC:C

Official CVE source material

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.

1CVSS vectors
0Timeline events
0ADP providers
3Source links

CVSS vector scores

1 official score

We 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.

ScoreVersionSeverityVectorExploitImpactSource
4.3CVSS 3.0MediumCVSS:3.0/S:U/PR:L/AV:N/UI:N/AC:L/C:L/I:N/A:N/RL:O/E:U/RC:C2.81.4Primary CVE score

Vulnerability scoring details

Base CVSS 3.0 score

4.3Medium
CVSS 3.0 vector shape for CVE-2021-29784Attack VectorAttack ComplexityPrivileges RequiredUser InteractionScopeConfidentiality ImpactIntegrity ImpactAvailability Impact

Vector: CVSS:3.0/S:U/PR:L/AV:N/UI:N/AC:L/C:L/I:N/A:N/RL:O/E:U/RC:C

Attack Vector
NetworkAdjacentLocalPhysical
Attack Complexity
LowHigh
Privileges Required
NoneLowHigh
User Interaction
NoneRequired
Scope
ChangedUnchanged
Confidentiality Impact
HighLowNone
Integrity Impact
HighLowNone
Availability Impact
HighLowNone

Source materials

Affected products

Products and packages named in the record

VendorProductVersion / packageStatus
IBMi2 Analyze4.3.0, 4.3.1, 4.3.2Listed
Weakness

CWE details

No CWE listed

CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.