CVE-2025-3480: MedDream WEB DICOM Viewer Cleartext Transmission of Credentials Information Disclosure Vulnerability

Routine

MEDIUM 6.5DOWNGRADE

CVE-2025-3480 is a medium-severity flaw (CVSS 6.5) affecting pacs server. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

MedDream WEB DICOM Viewer Cleartext Transmission of Credentials Information Disclosure Vulnerability. This vulnerability allows network-adjacent attackers to disclose sensitive information on affected installations of MedDream WEB DICOM Viewer. Authentication is not required to exploit this vulnerability. The specific flaw exists within the Web Portal. The issue results from the lack of encryption when transmitting credentials. An attacker can l

Why this priority

No elevated risk signals yet

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

Risk facts

CVSS score	6.5 (Medium)
Attack vector	Adjacent network
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	0.2% (top 94%)
CISA exploited list	No
Weakness	CWE-522, CWE-319
Published	2025-05-22
Last modified	2026-06-17

Publisher (CNA): Zero Day Initiative · Vendor: meddream

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

Am I affected?

Timeline

2025-05-22 01:15 UTCPublished CVE record published
2026-06-17 09:20 UTCUpdated Record last modified

meddream pacs server DOWNGRADE

Affected: 7.3.2.840

Fixed in: no fixed release known

Safe to downgrade to: a release before 7.3.2.840

1. Check installed version

apt-cache policy pacs-server || rpm -q pacs-server || pacs-server --version

2. No fixed release: DOWNGRADE to a release before 7.3.2.840 (Debian / Ubuntu)

apt-cache madison pacs-server sudo apt install pacs-server=<VERSION_BEFORE_7.3.2.840> sudo apt-mark hold pacs-server

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

dnf --showduplicates list pacs-server sudo dnf downgrade pacs-server-<VERSION_BEFORE_7.3.2.840> sudo dnf versionlock add pacs-server

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-2025-3480?

pacs server: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2025-3480 being exploited?

CVE-2025-3480 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-2025-3480 affect?

CVE-2025-3480 affects pacs server. Severity is medium (CVSS 6.5). MedDream WEB DICOM Viewer Cleartext Transmission of Credentials Information Disclosure Vulnerability. This vulnerability allows network-adjacent attackers to disclose sensitive information on affected installations of MedDream WEB DICOM Vie

How urgent is CVE-2025-3480?

Priority 24/100. No elevated risk signals yet.

Related CVEs

CVE-2025-3484 CRITICAL 9.8 UPGRADE MedDream PACS Server DICOM File Parsing Stack-based Buffer Overflow Remote Code Execution Vulnerability
CVE-2025-3483 HIGH 7.8 UPGRADE MedDream PACS Server DICOM File Parsing Stack-based Buffer Overflow Remote Code Execution Vulnerability
CVE-2025-3482 HIGH 7.8 UPGRADE MedDream PACS Server DICOM File Parsing Stack-based Buffer Overflow Remote Code Execution Vulnerability
CVE-2025-3481 HIGH 7.8 UPGRADE MedDream PACS Server DICOM File Parsing Stack-based Buffer Overflow Remote Code Execution Vulnerability
CVE-2025-32731 MEDIUM 6.1 DOWNGRADE A reflected cross-site scripting (xss) vulnerability exists in the radiationDoseReport.php functionality of me

References

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