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CVE Record

CVE-2020-4726: The IBM Application Performance Monitoring UI (IBM Cloud APM 8.1.4) allows web pages to be stored locally w...

The IBM Application Performance Monitoring UI (IBM Cloud APM 8.1.4) allows web pages to be stored locally which can be read by another user on the system. IBM X-Force ID: 187975.

MediumCVSS 4Not KEV-listedUpdated
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Glexia's TakeAutomated analysismoderate

Security readout for executives and security teams

Plain-English summary

IBM Cloud APM 8.1.4 can leave web pages stored locally in a way another user on the same system could read. The main risk is limited information disclosure, not system takeover. The source bundle does not support active exploitation.

Executive priority

Treat as a targeted hygiene issue. It is not described as actively exploited, but shared systems could leak monitoring information to local users. Remediate during normal vulnerability cycles, faster for sensitive environments.

Technical view

CVE-2020-4726 affects IBM Cloud APM 8.1.4 Application Performance Monitoring UI. CVSS 3.0 is 4.0 with local attack vector, low complexity, no privileges required, no user interaction, and low confidentiality impact only. Integrity and availability are not impacted in the supplied data.

Likely exposure

Exposure is most likely where IBM Cloud APM 8.1.4 is used on shared or multi-user systems where locally stored UI pages may be readable by other local users.

Exploitation context

The vulnerability is local-only and confidentiality-focused. KEV status is false, and the CVSS exploit maturity is unproven. The supplied sources do not identify public exploitation or remote attack capability.

Researcher notes

The bundle lacks CWE mapping and specific fixed-version details. Analysis should stay scoped to IBM Cloud APM 8.1.4 and local confidentiality exposure. Do not infer impact beyond readable locally stored web pages.

Mitigation direction

  • Inventory IBM Cloud APM deployments and identify any version 8.1.4 instances.
  • Review IBM’s advisory for the official remediation before changing production systems.
  • Restrict local access to APM UI hosts until remediation is confirmed.
  • Protect or remove locally stored UI pages according to IBM guidance.
  • Prioritize shared administrative workstations and multi-user servers.

Validation and detection

  • Confirm whether IBM Cloud APM 8.1.4 is present in the environment.
  • Check APM UI hosts for locally stored web pages readable by other local users.
  • Verify remediation status against IBM advisory and X-Force entry.
  • Document whether affected systems are single-user or shared-access hosts.
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.

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CVE-2020-4726 mapping review

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Vulnerability profileCVE Program record
Severity
Medium
CVSS
4 (3.0)
Known Exploited
No
Published

Vector: CVSS:3.0/UI:N/AV:L/I:N/PR:N/S:U/A:N/AC:L/C:L/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
4CVSS 3.0MediumCVSS:3.0/UI:N/AV:L/I:N/PR:N/S:U/A:N/AC:L/C:L/RL:O/E:U/RC:C2.51.4Primary CVE score

Vulnerability scoring details

Base CVSS 3.0 score

4Medium
CVSS 3.0 vector shape for CVE-2020-4726Attack VectorAttack ComplexityPrivileges RequiredUser InteractionScopeConfidentiality ImpactIntegrity ImpactAvailability Impact

Vector: CVSS:3.0/UI:N/AV:L/I:N/PR:N/S:U/A:N/AC:L/C:L/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
IBMCloud APM8.1.4Listed
Weakness

CWE details

No CWE listed

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