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CVE Record

CVE-2019-4150: IBM Security Access Manager 9.0.1 through 9.0.6 does not validate, or incorrectly validates, a certificate...

IBM Security Access Manager 9.0.1 through 9.0.6 does not validate, or incorrectly validates, a certificate which could allow an attacker to spoof a trusted entity by using a man-in-the-middle (MITM) attack. IBM X-Force ID: 158510.

LowCVSS 3.7Not KEV-listedUpdated
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Glexia's TakeAutomated analysislow

Security readout for executives and security teams

Plain-English summary

IBM Security Access Manager versions 9.0.1 through 9.0.6 may fail to properly validate certificates. In a suitable network position, an attacker could impersonate a trusted system through a man-in-the-middle attack, potentially exposing limited confidential data. Public sources rate this low severity, with high attack complexity and no KEV listing.

Executive priority

Treat as a scheduled remediation item, not an emergency, unless affected systems handle sensitive authentication traffic across networks where interception is plausible. The main business concern is trust failure in an identity access platform, but public evidence supports low urgency.

Technical view

The issue is improper or missing certificate validation in IBM Security Access Manager 9.0.1 through 9.0.6. CVSS 3.0 is 3.7 with network attack vector, high complexity, no privileges, no user interaction, and low confidentiality impact. IBM X-Force tracks it as ID 158510.

Likely exposure

Exposure is limited to organizations running IBM Security Access Manager 9.0.1, 9.0.2, 9.0.3, 9.0.4, 9.0.5, or 9.0.6. Risk depends on whether attackers can position themselves between affected components and trusted certificate-protected endpoints.

Exploitation context

The bundle does not show active exploitation. CVE metadata lists exploit maturity as unproven, and the issue is not in CISA KEV. Practical exploitation appears constrained by high attack complexity and a required man-in-the-middle position.

Researcher notes

Sources do not provide exploit details, affected configurations beyond versions, or specific fixed versions in the supplied bundle. Avoid assuming all ISAM deployments are reachable or exploitable. Validate product version, traffic paths, certificate validation behavior, and vendor advisory status.

Mitigation direction

  • Identify any IBM Security Access Manager 9.0.1 through 9.0.6 deployments.
  • Review IBM advisory 10888379 for official remediation or upgrade guidance.
  • Prioritize remediation where ISAM traverses untrusted or shared networks.
  • Harden network paths to reduce man-in-the-middle opportunities.
  • Monitor IBM X-Force entry 158510 for vendor updates.

Validation and detection

  • Confirm deployed IBM Security Access Manager versions against the affected list.
  • Review TLS certificate validation settings and trusted certificate stores.
  • Map network paths between ISAM components and trusted endpoints.
  • Check vulnerability scanners for CVE-2019-4150 coverage.
  • Document whether IBM advisory remediation has been applied.
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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CVE-2019-4150 mapping review

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Vulnerability profileCVE Program record
Severity
Low
CVSS
3.7 (3.0)
Known Exploited
No
Published

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

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
3.7CVSS 3.0LowCVSS:3.0/C:L/AV:N/S:U/I:N/UI:N/AC:H/A:N/PR:N/RL:O/RC:C/E:U2.21.4Primary CVE score

Vulnerability scoring details

Base CVSS 3.0 score

3.7Low
CVSS 3.0 vector shape for CVE-2019-4150Attack VectorAttack ComplexityPrivileges RequiredUser InteractionScopeConfidentiality ImpactIntegrity ImpactAvailability Impact

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

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
IBMSecurity Access Manager9.0.1, 9.0.3, 9.0.4, 9.0.2, 9.0.5, 9.0.6Listed
Weakness

CWE details

No CWE listed

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