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CVE-2022-4981

DCMTK dcmqrscp dcmqrcnf.cc readPeerList null pointer dereference

Published: Oct 21, 2025Updated: Apr 29, 2026 Sources: CVE List NVD BDUCWE-404
NVD MITRE
3.3CVSSLOW
EPSS Score
0.3%
Top 83.4%
CISA KEV
Not in KEV
Exploits
3 Known
Remediation
Patch Available

Description

A vulnerability was detected in DCMTK up to 3.6.7. The impacted element is the function DcmQueryRetrieveConfig::readPeerList of the file /dcmqrcnf.cc of the component dcmqrscp. The manipulation results in null pointer dereference. The attack needs to be approached locally. The exploit is now public and may be used. Upgrading to version 3.6.8 is sufficient to resolve this issue. The patch is identified as 957fb31e5. Upgrading the affected component is advised.

CVSS Vector Breakdown

AV:LAC:LPR:LUI:NS:UC:NI:NA:L
Exploitability
AV:LAttack Vector
Local
AC:LAttack Complexity
Low
PR:LPrivileges Required
Low
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:NConfidentiality
None
I:NIntegrity
None
A:LAvailability
Low
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Weaknesses

CWE-404CWE-476

Affected Products

dcmtkoffis
Library
OSS Libraries / generic-library
Astra Linux Special EditionООО «РусБИТех-Астра»
On-premOS
Operating Systems / linux-distro
DCMTKDICOM
Library
OSS Libraries / generic-library
DCMTKn/a
offisoss-projectDEOSS Libraries
ооо «русбитех-астра»commercialRUOperating Systemsaka rusbitech-astra
dicomoss-projectUSOSS Librariesaka dicom standard, dicom.org

Attack Graph

Products CVE Techniques Tactics

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Exploitability

3 exploit sources identified

Exploit details including PoC links, Metasploit modules, and scanner templates are available after registration.

View exploit details
Official Patch Available

MITRE ATT&CK

2 techniques
Impact
Initial Access
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References

https://shimo.im/docs/e1Azd4dDQXUgOGqW/
shimo.im
https://support.dcmtk.org/redmine/issues/1026
support.dcmtk.org
https://vuldb.com/?ctiid.329029
vuldb.com
and 9 more references View all →

Timeline

Published
Oct 21, 2025
Last Updated
Apr 29, 2026

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