CVE-2022-4981

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    CVE-2022-4981

    Published: 21 Oct 2025Last Modified: 12 Aug 2026

    Summary: DCMTK dcmqrscp dcmqrcnf.cc readPeerList null pointer dereference

    Details: 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.

    References: https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/4xxx/CVE-2022-4981.json, https://nvd.nist.gov/vuln/detail/CVE-2022-4981, https://vuldb.com/?id.329029, https://vuldb.com/?submit.673134, https://support.dcmtk.org/redmine/issues/1026, https://vuldb.com/?ctiid.329029, https://shimo.im/docs/e1Azd4dDQXUgOGqW/, https://shimo.im/docs/e1Azd4dDQXUgOGqW/read

    Affected packages

    Package

    Name:

    Purl:

    Affected ranges

    Type: GIT

    Events:

    Introduced- 0
    Fixed -59f75a8b50e50ae1bb1ff12098040c6327500740

    Affected versions

    DCMTK-3.6.7
    DCMTK-3.6.5
    DCMTK-3.6.6
    DCMTK-3.6.5+_20191213
    DCMTK-3.6.4
    DCMTK-3.6.3
    DCMTK-3.6.2
    DCMTK-3.6.1_20170228
    DCMTK-3.6.1_20161102
    DCMTK-3.6.1_20160630
    DCMTK-3.6.1_20160216
    DCMTK-3.6.1_20150924
    DCMTK-3.6.1_20150629
    DCMTK-3.6.1_20150217
    DCMTK-3.6.1_20140617
    DCMTK-3.6.1_20131114
    DCMTK-3.6.1_20121102
    DCMTK-3.6.1_20120831
    DCMTK-3.6.1_20120515
    DCMTK-3.6.1_20120222
    DCMTK-3.6.1_20111208
    DCMTK-3.6.1_20110922
    DCMTK-3.6.1_20110707
    DCMTK-3.6.1_20110519
    DCMTK-3.6.1_20110225
    DCMTK-3.6.0

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High
    CVE-2022-4981 | CVE-DB