CVE-2023-3892: Improper Restriction of XML External Entity Reference vulnerability in MIM Assistant and Client DICOM RTst Loa

Routine

MEDIUM 5.6DOWNGRADEDOWNGRADE

CVE-2023-3892 is a medium-severity flaw (CVSS 5.6) affecting assistant, client. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Improper Restriction of XML External Entity Reference vulnerability in MIM Assistant and Client DICOM RTst Loading modules allows XML Entity Linking / XML External Entities Blowup. In order to take advantage of this vulnerability, an attacker must craft a malicious XML document, embed this document into specific 3rd party private RTst metadata tags, transfer the now compromised DICOM object to MIM, and force MIM to archive and load the dat

Why this priority

No elevated risk signals yet

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score	5.6 (Medium)
Attack vector	Adjacent network
Attack complexity	High
Privileges needed	Low
User interaction	Required
EPSS exploit chance	0.2% (top 85%)
CISA exploited list	No
Weakness	CWE-611
Published	2023-09-19
Last modified	2026-06-17

Publisher (CNA): MIM Software Inc. · Vendor: mimsoftware

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2023-09-19 15:15 UTCPublished CVE record published
2026-06-17 06:15 UTCUpdated Record last modified

mimsoftware assistant DOWNGRADE

Affected: 7.2.10 · 7.3.3

Fixed in: no fixed release known

Safe to downgrade to: a release before 7.2.10

1. Check installed version

apt-cache policy assistant || rpm -q assistant || assistant --version

2. No fixed release: DOWNGRADE to a release before 7.2.10 (Debian / Ubuntu)

apt-cache madison assistant sudo apt install assistant=<VERSION_BEFORE_7.2.10> sudo apt-mark hold assistant

2. No fixed release: DOWNGRADE (RHEL / Amazon Linux / Fedora)

dnf --showduplicates list assistant sudo dnf downgrade assistant-<VERSION_BEFORE_7.2.10> sudo dnf versionlock add assistant

Downgrade risk

Downgrading can break dependent software and may reopen older bugs. Read the distro advisory first and test on a non-production host.

After downgrade

Restart the service, and keep the package held until a fixed release ships.

mimsoftware client DOWNGRADE

Affected: 7.2.10 · 7.3.3

Fixed in: no fixed release known

Safe to downgrade to: a release before 7.2.10

1. Check installed version

apt-cache policy client || rpm -q client || client --version

2. No fixed release: DOWNGRADE to a release before 7.2.10 (Debian / Ubuntu)

apt-cache madison client sudo apt install client=<VERSION_BEFORE_7.2.10> sudo apt-mark hold client

2. No fixed release: DOWNGRADE (RHEL / Amazon Linux / Fedora)

dnf --showduplicates list client sudo dnf downgrade client-<VERSION_BEFORE_7.2.10> sudo dnf versionlock add client

Downgrade risk

Downgrading can break dependent software and may reopen older bugs. Read the distro advisory first and test on a non-production host.

After downgrade

Restart the service, and keep the package held until a fixed release ships.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2023-3892?

assistant: downgrade or apply the listed mitigation; client: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2023-3892 being exploited?

CVE-2023-3892 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2023-3892 affect?

CVE-2023-3892 affects assistant, client. Severity is medium (CVSS 5.6). Improper Restriction of XML External Entity Reference vulnerability in MIM Assistant and Client DICOM RTst Loading modules allows XML Entity Linking / XML External Entities Blowup. In order to take advantage of this vulnerability, an at

How urgent is CVE-2023-3892?

Priority 23/100. No elevated risk signals yet.

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References

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