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CVE Record

CVE-2020-4461: IBM Security Access Manager Appliance 9.0.7.1 could allow an authenticated user to bypass security by allow...

IBM Security Access Manager Appliance 9.0.7.1 could allow an authenticated user to bypass security by allowing id_token claims manipulation without verification. IBM X-Force ID: 181481.

MediumCVSS 6.5Not KEV-listedUpdated
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Glexia's TakeAutomated analysismoderate

Security readout for executives and security teams

Plain-English summary

IBM Security Access Manager Appliance 9.0.7.1 has a flaw where an authenticated user could manipulate id_token claims without proper verification. In business terms, a legitimate account may be able to bypass intended security controls, potentially changing what the system trusts about that user.

Executive priority

Treat as a moderate-priority identity security issue. It is not shown as actively exploited, but it affects trust decisions in an access management product and should be resolved through IBM guidance.

Technical view

CVE-2020-4461 is a network-accessible, low-complexity authenticated security bypass in IBM Security Access Manager Appliance 9.0.7.1. The issue concerns unverified id_token claim manipulation, with high integrity impact and no reported availability impact in the provided CVSS vector.

Likely exposure

Exposure appears limited to IBM Security Access Manager Appliance version 9.0.7.1. Risk is higher where the appliance processes identity tokens for authorization-sensitive applications and where many users have authenticated access.

Exploitation context

The provided sources do not show CISA KEV listing or active exploitation. Exploitation requires authenticated access, but no user interaction and low attack complexity are indicated by the CVSS vector.

Researcher notes

The bundle does not provide exploit details, patch version names, or CWE mapping. Analysis should stay focused on authenticated id_token claim manipulation, affected version 9.0.7.1, and integrity impact from the CVSS vector.

Mitigation direction

  • Identify any IBM Security Access Manager Appliance 9.0.7.1 deployments.
  • Review IBM advisory guidance for the vendor-supported remediation path.
  • Prioritize systems handling authorization-sensitive identity token claims.
  • Restrict authenticated access to the appliance where operationally feasible.
  • Monitor identity and authorization logs for unusual claim or privilege changes.

Validation and detection

  • Confirm whether any appliance reports version 9.0.7.1.
  • Check vendor advisory status and remediation applicability for each appliance.
  • Review OIDC or token-based integrations relying on id_token claims.
  • Validate that post-remediation systems reject unverified claim manipulation.
  • Document compensating controls if remediation cannot be applied immediately.
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-2020-4461 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
6.5 (3.0)
Known Exploited
No
Published

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

Vulnerability scoring details

Base CVSS 3.0 score

6.5Medium
CVSS 3.0 vector shape for CVE-2020-4461Attack VectorAttack ComplexityPrivileges RequiredUser InteractionScopeConfidentiality ImpactIntegrity ImpactAvailability Impact

Vector: CVSS:3.0/C:N/AV:N/UI:N/AC:L/PR:L/A:N/I:H/S:U/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
IBMSecurity Access Manager Appliance9.0.7.1Listed
Weakness

CWE details

No CWE listed

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