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CVE-2021-38941: IBM CloudPak for Multicloud Monitoring 2.0 and 2.3 has a few containers running in privileged mode which is...

IBM CloudPak for Multicloud Monitoring 2.0 and 2.3 has a few containers running in privileged mode which is vulnerable to host information leakage or destruction if unauthorized access to these containers could execute arbitrary commands. IBM X-Force ID: 211048.

MediumCVSS 5.3Not KEV-listedUpdated
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Glexia's TakeAutomated analysismoderate

Security readout for executives and security teams

Plain-English summary

This issue involves IBM Cloud Pak for Multicloud Management Monitoring containers running with excessive privileges. If an unauthorized user gains command execution inside those containers, they may affect the underlying host, including integrity damage. The published severity is medium, but host-level impact can matter in regulated or shared cluster environments.

Executive priority

Handle as a moderate-priority infrastructure hardening issue. Escalate if the affected monitoring platform runs on sensitive hosts, shared clusters, or environments where many users have cluster access. There is no source-backed evidence of active exploitation in the supplied bundle.

Technical view

CVE-2021-38941 affects IBM Cloud Pak for Multicloud Management Monitoring 2.0 and the listed 2.3 Fix Pack 4 version. The weakness is privileged container execution, creating potential host information leakage or destruction after unauthorized command execution. CVSS 3.0 is 5.3 with low privileges required, network attack vector, high attack complexity, and high integrity impact.

Likely exposure

Exposure is likely limited to deployments of IBM Cloud Pak for Multicloud Management Monitoring 2.0 and listed 2.3 Fix Pack 4 deployments. Risk is higher where container or cluster access controls could allow unauthorized command execution inside privileged monitoring containers.

Exploitation context

The bundle does not show CISA KEV listing or other evidence of active exploitation. The CVSS vector indicates exploitation requires low privileges and high attack complexity, with no user interaction. The main concern is post-access impact from privileged containers rather than unauthenticated remote takeover.

Researcher notes

The public bundle identifies privileged containers but does not provide container names, exact fix version, or detailed exploitation preconditions. Treat remediation details as vendor-advisory dependent. Avoid assuming unauthenticated compromise; the CVSS vector requires low privileges and high complexity.

Mitigation direction

  • Check IBM advisory for the official fix or supported upgrade path.
  • Prioritize affected monitoring deployments in shared or sensitive clusters.
  • Restrict administrative and container access to trusted operators only.
  • Review privileged container use and reduce privileges where IBM guidance supports it.

Validation and detection

  • Inventory IBM Cloud Pak for Multicloud Management Monitoring versions in all clusters.
  • Confirm whether versions match 2.0 or the listed 2.3 Fix Pack 4 exposure.
  • Review workload security context for privileged monitoring containers.
  • Check access controls for users able to execute commands in those containers.
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-2021-38941 mapping review

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Vulnerability profileCVE Program record
Severity
Medium
CVSS
5.3 (3.0)
Known Exploited
No
Published

Vector: CVSS:3.0/PR:L/AV:N/S:U/C:N/AC:H/A:N/UI:N/I:H/RC:C/E:U/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
5.3CVSS 3.0MediumCVSS:3.0/PR:L/AV:N/S:U/C:N/AC:H/A:N/UI:N/I:H/RC:C/E:U/RL:O1.63.6Primary CVE score

Vulnerability scoring details

Base CVSS 3.0 score

5.3Medium
CVSS 3.0 vector shape for CVE-2021-38941Attack VectorAttack ComplexityPrivileges RequiredUser InteractionScopeConfidentiality ImpactIntegrity ImpactAvailability Impact

Vector: CVSS:3.0/PR:L/AV:N/S:U/C:N/AC:H/A:N/UI:N/I:H/RC:C/E:U/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
IBMCloud Pak for Multicloud Management Monitoring2.0, 2.3.FixPack4Listed
Weakness

CWE details

No CWE listed

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