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CVE Record

CVE-2022-30187: Azure Storage Library Information Disclosure Vulnerability

Azure Storage Library Information Disclosure Vulnerability

MediumCVSS 4.7Not KEV-listedUpdated
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Glexia's TakeAutomated analysismoderate

Security readout for executives and security teams

Plain-English summary

This is a Microsoft Azure Storage client library issue that could let a local, low-privileged user disclose sensitive information under difficult conditions. It is not listed in CISA KEV, and the supplied sources do not show active exploitation. Business urgency is moderate for environments using the named version 12.0.0 libraries.

Executive priority

Treat as a moderate-priority dependency remediation item. It is confidentiality-focused, but exploitation appears constrained by local access and high complexity. Prioritize sensitive workloads and complete routine library updates.

Technical view

CVE-2022-30187 is an information disclosure flaw affecting version 12.0.0 of specified Azure Storage Blobs and Queues client libraries for .NET, Java, and Python. CVSS 3.1 is 4.7 with local attack vector, high attack complexity, low privileges, no user interaction, and high confidentiality impact. The sources do not describe the bug mechanics.

Likely exposure

Exposure appears limited to applications that include the affected Azure Storage client libraries at version 12.0.0. The bundle does not identify affected platforms, runtime configurations, or whether hosted Azure Storage services themselves are vulnerable.

Exploitation context

The CVSS vector indicates exploitation requires local access, low privileges, and high complexity. The vulnerability is not in CISA KEV, and the provided sources do not report public exploitation or weaponized activity.

Researcher notes

The public bundle is sparse: it names affected libraries, version 12.0.0, CVSS details, and Microsoft advisory reference, but not the vulnerable code path, exact fixed versions, or concrete mitigations. Avoid assumptions beyond vendor guidance.

Mitigation direction

  • Inventory applications using the listed Azure Storage client libraries.
  • Check Microsoft MSRC guidance for the corrected package versions.
  • Update affected 12.0.0 dependencies through normal package management.
  • Prioritize systems handling sensitive storage data, tokens, or regulated information.

Validation and detection

  • Review dependency manifests and SBOMs for affected package names and version 12.0.0.
  • Confirm production builds no longer resolve to vulnerable library versions.
  • Check CI dependency scans include .NET, Java, and Python package ecosystems.
  • Document any remaining exposure with owner, application, and remediation date.
Prepared
Confidence
medium
Sources
3

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-2022-30187 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
4.7 (3.1)
Known Exploited
No
Published

Vector: CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N/E:P/RL:O/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
2Source 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
4.7CVSS 3.1MediumCVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N/E:P/RL:O/RC:C13.6Primary CVE score

Vulnerability scoring details

Base CVSS 3.1 score

4.7Medium
CVSS 3.1 vector shape for CVE-2022-30187Attack VectorAttack ComplexityPrivileges RequiredUser InteractionScopeConfidentiality ImpactIntegrity ImpactAvailability Impact

Vector: CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N/E:P/RL:O/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
MicrosoftAzure Storage Blobs client library for .NET12.0.0Listed
MicrosoftAzure Storage Queues client library for .NET12.0.0Listed
MicrosoftAzure Storage Blobs client library for Java12.0.0Listed
MicrosoftAzure Storage Queues client library for Python12.0.0Listed
MicrosoftAzure Storage Blobs client library for Python12.0.0Listed
Weakness

CWE details

No CWE listed

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