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CVE Record

CVE-2020-4566: IBM Sterling B2B Integrator Standard Edition 5.2.6.0 through 5.2.6.5 and 6.0.0.0 through 6.0.3.2 stores pot...

IBM Sterling B2B Integrator Standard Edition 5.2.6.0 through 5.2.6.5 and 6.0.0.0 through 6.0.3.2 stores potentially highly sensitive information in log files that could be read by an authenticated user. IBM X-Force ID: 184083.

MediumCVSS 6.5Not KEV-listedUpdated
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Glexia's TakeAutomated analysismoderate

Security readout for executives and security teams

Plain-English summary

IBM Sterling B2B Integrator Standard Edition can write potentially highly sensitive information into log files. An authenticated user may be able to read those logs, creating a confidentiality risk for organizations using affected versions.

Executive priority

Treat this as a moderate confidentiality issue. Prioritize organizations using Sterling B2B Integrator for partner transactions or regulated data, because logs may expose sensitive information to authenticated users.

Technical view

CVE-2020-4566 affects IBM Sterling B2B Integrator Standard Edition 5.2.6.0 through 5.2.6.5 and 6.0.0.0 through 6.0.3.2. CVSS 3.0 is 6.5, with low privileges required, no user interaction, and high confidentiality impact only.

Likely exposure

Exposure is most likely where affected Sterling B2B Integrator Standard Edition instances allow authenticated users to access application or operational logs. Risk increases if logs contain credentials, partner data, transaction details, or other sensitive business information.

Exploitation context

The source bundle does not cite active exploitation, and this CVE is not marked KEV. The CVSS vector indicates exploitation requires authenticated access, low complexity, and no user interaction. Evidence provided supports information disclosure, not integrity or availability impact.

Researcher notes

Public detail in the supplied sources is limited. No CWE is listed. The key technical properties are PR:L, AC:L, UI:N, C:H, I:N, A:N, with remediation marked official in CVSS metadata but not described in the bundle.

Mitigation direction

  • Inventory Sterling B2B Integrator Standard Edition versions in production and non-production environments.
  • Review IBM advisory and X-Force guidance for the official fixed level or vendor mitigation.
  • Restrict log access to administrators and operational roles with a documented need.
  • Review retention and purge policies for logs containing sensitive business data.
  • Rotate exposed secrets if review confirms credentials or tokens were logged.

Validation and detection

  • Confirm whether deployed versions fall within 5.2.6.0-5.2.6.5 or 6.0.0.0-6.0.3.2.
  • Verify whether authenticated non-administrative users can read application or operational logs.
  • Sample logs through approved administrative review for sensitive values or partner data.
  • Check access controls on log directories, viewers, exports, and support bundles.
  • Document fixed version status against IBM's published advisory.
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.

ATT&CK lookup starting points

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CVE-2020-4566 mapping review

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Vulnerability profileCVE Program record
Severity
Medium
CVSS
6.5 (3.0)
Known Exploited
No
Published

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

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
6.5CVSS 3.0MediumCVSS:3.0/AV:N/UI:N/AC:L/S:U/I:N/A:N/PR:L/C:H/RC:C/E:U/RL:O2.83.6Primary CVE score

Vulnerability scoring details

Base CVSS 3.0 score

6.5Medium
CVSS 3.0 vector shape for CVE-2020-4566Attack VectorAttack ComplexityPrivileges RequiredUser InteractionScopeConfidentiality ImpactIntegrity ImpactAvailability Impact

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

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
IBMSterling B2B Integrator5.2.6.0, 6.0.0.0, 5.2.6.5, 6.0.3.2Listed
Weakness

CWE details

No CWE listed

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