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CVE Record

CVE-2022-43272: DCMTK v3.6.7 was discovered to contain a memory leak via the T_ASC_Association object.

DCMTK v3.6.7 was discovered to contain a memory leak via the T_ASC_Association object.

HighCVSS 7.5Not KEV-listedUpdated
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Glexia's TakeAutomated analysishigh

Security readout for executives and security teams

Plain-English summary

CVE-2022-43272 is a memory leak in DCMTK 3.6.7, a toolkit used in DICOM medical imaging workflows. A remote, unauthenticated actor may be able to trigger resource exhaustion, reducing availability. The public record supports high availability impact, but does not show confirmed active exploitation.

Executive priority

Treat as a high-priority availability risk for medical imaging environments. The business concern is service disruption, not data theft, based on the provided CVSS and description. Prioritize exposed DICOM infrastructure and vendor patch confirmation.

Technical view

The issue is described as a memory leak involving the T_ASC_Association object in DCMTK 3.6.7. The CVSS 3.1 vector is network-accessible, low complexity, no privileges, no user interaction, unchanged scope, and availability-only impact. No CWE, CPE, or complete affected-version range is provided in the bundle.

Likely exposure

Exposure is most likely where DCMTK 3.6.7 or downstream dcmtk packages process DICOM network associations, especially services reachable from untrusted networks. The source bundle does not provide a complete product or version matrix.

Exploitation context

The CVE is not listed as KEV, and the provided sources do not state active exploitation. Public bug-report references exist, so defenders should treat proof-of-concept awareness as possible without assuming confirmed in-the-wild use.

Researcher notes

Evidence is narrow: the CVE description names T_ASC_Association and DCMTK 3.6.7, while distro advisories indicate downstream security updates. The bundle lacks CWE, CPEs, a full affected range, exploit confirmation, and exact upstream fix details.

Mitigation direction

  • Apply vendor dcmtk security updates from your Linux distribution or DCMTK supplier.
  • Prioritize DICOM services reachable from external or untrusted clinical networks.
  • Restrict network access to DICOM endpoints to trusted systems only.
  • Monitor affected services for memory growth, crashes, and OOM events.
  • If no vendor fix is available, request guidance from the vendor or maintainer.

Validation and detection

  • Inventory systems and containers for DCMTK 3.6.7 or dcmtk packages.
  • Map which DCMTK components accept network DICOM associations.
  • Confirm installed package versions against Fedora, Debian, or vendor advisories.
  • Review service telemetry for abnormal memory growth during DICOM association handling.
  • Document any exposed endpoints and compensating network controls.
Prepared
Confidence
medium
Sources
8

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-2022-43272 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
High
CVSS
7.5 (3.1)
Known Exploited
No
Published

Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

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
8Source 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
7.5CVSS 3.1HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H3.93.6Primary CVE score

Vulnerability scoring details

Base CVSS 3.1 score

7.5High
CVSS 3.1 vector shape for CVE-2022-43272Attack VectorAttack ComplexityPrivileges RequiredUser InteractionScopeConfidentiality ImpactIntegrity ImpactAvailability Impact

Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

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
n/an/an/aListed
Weakness

CWE details

No CWE listed

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