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CVE Record

CVE-2020-4548: IBM Content Navigator 3.0.7 and 3.0.8 is vulnerable to improper input validation.

IBM Content Navigator 3.0.7 and 3.0.8 is vulnerable to improper input validation. A malicious administrator could bypass the user interface and send requests to the IBM Content Navigator server with illegal characters that could be stored in the IBM Content Navigator database. IBM X-Force ID: 183316.

MediumCVSS 4.3Not KEV-listedUpdated
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Glexia's TakeAutomated analysismoderate

Security readout for executives and security teams

Plain-English summary

IBM Content Navigator 3.0.7 and 3.0.8 allowed an administrator to bypass UI checks and store illegal characters in its database. The business impact is mainly data integrity and operational hygiene, not data theft or outage, based on the published CVSS metrics.

Executive priority

Treat as a medium-priority integrity risk. Prioritize remediation where Content Navigator supports regulated workflows, sensitive records, or many administrators, but it does not indicate broad unauthenticated compromise.

Technical view

This is an improper input validation issue in IBM Content Navigator. A low-privileged authenticated administrator could send crafted server requests outside the UI path, causing illegal characters to be persisted in the Content Navigator database. CVSS 3.0 score is 4.3 with low integrity impact only.

Likely exposure

Exposure appears limited to organizations running IBM Content Navigator versions 3.0.7 or 3.0.8, especially where administrator access is broadly assigned or weakly monitored.

Exploitation context

The supplied sources do not show active exploitation, and the CVE is not listed as KEV. The attacker described is a malicious administrator, so this is an insider or compromised-admin risk rather than unauthenticated remote compromise.

Researcher notes

The public bundle names no CWE, no CPEs, and no detailed patch level beyond IBM advisory references. Analysis is therefore limited to the official description, CVSS vector, affected versions, and X-Force identifier 183316.

Mitigation direction

  • Review IBM advisory 6262411 for fixed levels and vendor remediation guidance.
  • Identify and upgrade affected 3.0.7 or 3.0.8 deployments per IBM guidance.
  • Restrict IBM Content Navigator administrative roles to trusted, necessary users.
  • Monitor administrator activity for direct server requests bypassing normal UI workflows.

Validation and detection

  • Inventory IBM Content Navigator deployments and confirm exact installed versions.
  • Check whether versions 3.0.7 or 3.0.8 are still in use.
  • Review administrator role assignments for unnecessary or stale privileges.
  • Inspect relevant audit logs for unusual administrative request patterns or stored illegal characters.
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

Use these exact CWE pages and searches to review the Glexia ATT&CK library from this CVE's weakness and description context.

description · low confidence lookup

Database behavior lookup

The CVE wording references database injection or access, so collection and exfiltration review may help. This is a Glexia inferred lookup path, not an official MITRE, ATT&CK, or CVE Program mapping.

Open ATT&CK lookup
cve · low confidence lookup

CVE-2020-4548 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
4.3 (3.0)
Known Exploited
No
Published

Vector: CVSS:3.0/AV:N/S:U/A:N/C:N/PR:L/I:L/AC:L/UI: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/AV:N/S:U/A:N/C:N/PR:L/I:L/AC:L/UI: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-2020-4548Attack VectorAttack ComplexityPrivileges RequiredUser InteractionScopeConfidentiality ImpactIntegrity ImpactAvailability Impact

Vector: CVSS:3.0/AV:N/S:U/A:N/C:N/PR:L/I:L/AC:L/UI: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
IBMContent Navigator3.0.7, 3.0.8Listed
Weakness

CWE details

No CWE listed

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