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CVE Record

CVE-2019-4444: IBM API Connect 2018.1 through 2018.4.1.7 Developer Portal's user registration page does not disable passwo...

IBM API Connect 2018.1 through 2018.4.1.7 Developer Portal's user registration page does not disable password autocomplete. An attacker with access to the browser instance and local system credentials can steal the credentials used for registration. IBM X-Force ID: 163453.

MediumCVSS 5.1Not KEV-listedUpdated
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Glexia's TakeAutomated analysismoderate

Security readout for executives and security teams

Plain-English summary

This issue affects IBM API Connect Developer Portal registration pages that allow password autocomplete. If someone has access to the same browser instance and local system credentials, they may recover credentials entered during registration. The business risk is targeted credential exposure, not remote takeover.

Executive priority

Treat as a moderate credential-protection issue. Prioritize if affected portals are used from shared workstations, kiosks, support machines, or other environments where browser access is not tightly controlled.

Technical view

IBM API Connect 2018.1 through 2018.4.1.7 Developer Portal did not disable password autocomplete on user registration. CVSS 3.0 score is 5.1, with local attack vector, high complexity, no privileges required, and high confidentiality impact.

Likely exposure

Exposure is limited to organizations running affected IBM API Connect Developer Portal versions, especially where registration occurs on shared, unmanaged, or physically accessible systems.

Exploitation context

The source bundle does not show CISA KEV listing or active exploitation. Abuse requires access to the browser instance and local system credentials, which raises the practical barrier.

Researcher notes

Evidence supports an autocomplete-related credential disclosure condition, not remote exploitation. The CVSS vector is local with high attack complexity and high confidentiality impact. No CWE is provided in the bundle.

Mitigation direction

  • Review IBM advisory for fixed-level and configuration guidance.
  • Confirm upgrade targets with IBM before changing production systems.
  • Restrict local access to systems used for portal registration.
  • Use managed browser policy to reduce credential storage risk.
  • Rotate credentials that may have been entered on exposed endpoints.

Validation and detection

  • Inventory IBM API Connect Developer Portal versions in use.
  • Check whether versions fall within 2018.1 through 2018.4.1.7.
  • Review registration workflows on shared or unmanaged browsers.
  • Assess whether browsers store registration credentials.
  • Confirm remediation status against IBM guidance.
Prepared
Confidence
high
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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description · low confidence lookup

Credential and access behavior lookup

The CVE wording references authentication or credential exposure, so valid-account and credential-access review may help. This is a Glexia inferred lookup path, not an official MITRE, ATT&CK, or CVE Program mapping.

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cve · low confidence lookup

CVE-2019-4444 mapping review

Open the CVE-to-ATT&CK bridge for reviewed, inferred, or future official mappings tied to this CVE.

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Vulnerability profileCVE Program record
Severity
Medium
CVSS
5.1 (3.0)
Known Exploited
No
Published

Vector: CVSS:3.0/I:N/A:N/PR:N/AV:L/UI:N/S:U/C:H/AC:H/E:U/RC:C/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
5.1CVSS 3.0MediumCVSS:3.0/I:N/A:N/PR:N/AV:L/UI:N/S:U/C:H/AC:H/E:U/RC:C/RL:O1.43.6Primary CVE score

Vulnerability scoring details

Base CVSS 3.0 score

5.1Medium
CVSS 3.0 vector shape for CVE-2019-4444Attack VectorAttack ComplexityPrivileges RequiredUser InteractionScopeConfidentiality ImpactIntegrity ImpactAvailability Impact

Vector: CVSS:3.0/I:N/A:N/PR:N/AV:L/UI:N/S:U/C:H/AC:H/E:U/RC:C/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
IBMAPI Connect2018.4.1.0, 2018.4.1.7Listed
Weakness

CWE details

No CWE listed

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