CVE-2023-40278: An issue was discovered in OpenClinic GA 5.247.01

This week

HIGH 7.5REMOTEDOWNGRADE

CVE-2023-40278 is a high-severity flaw (CVSS 7.5) affecting openclinic ga. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

An issue was discovered in OpenClinic GA 5.247.01. An Information Disclosure vulnerability has been identified in the printAppointmentPdf.jsp component of OpenClinic GA. By changing the AppointmentUid parameter, an attacker can determine whether a specific appointment exists based on the error message.

Why this priority

High severity
Public exploit reference
Remotely exploitable, no login, no user action

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

Risk facts

CVSS score	7.5 (High)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	3.0% (top 13%)
CISA exploited list	No
Weakness	CWE-200
Published	2024-03-19
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: openclinic ga project

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

Am I affected?

Timeline

2024-03-19 12:15 UTCPublished CVE record published
2026-06-17 06:17 UTCUpdated Record last modified

openclinic ga project openclinic ga DOWNGRADE

Affected: 5.247.01

Fixed in: no fixed release known

Safe to downgrade to: a release before 5.247.01

1. Check installed version

apt-cache policy openclinic-ga || rpm -q openclinic-ga || openclinic-ga --version

2. No fixed release: DOWNGRADE to a release before 5.247.01 (Debian / Ubuntu)

apt-cache madison openclinic-ga sudo apt install openclinic-ga=<VERSION_BEFORE_5.247.01> sudo apt-mark hold openclinic-ga

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

dnf --showduplicates list openclinic-ga sudo dnf downgrade openclinic-ga-<VERSION_BEFORE_5.247.01> sudo dnf versionlock add openclinic-ga

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.

Public exploits and detection

Public code exists for this CVE. Treat unpatched systems as at risk, and only run PoCs in a lab.

Exploit-DB: OpenClinic GA 5.247.01 - Information Disclosure

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-2023-40278?

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

Is CVE-2023-40278 being exploited?

CVE-2023-40278 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-2023-40278 affect?

CVE-2023-40278 affects openclinic ga. Severity is high (CVSS 7.5). An issue was discovered in OpenClinic GA 5.247.01. An Information Disclosure vulnerability has been identified in the printAppointmentPdf.jsp component of OpenClinic GA. By changing the AppointmentUid parameter, an attacker can determine wh

How urgent is CVE-2023-40278?

Priority 58/100. High severity; Public exploit reference; Remotely exploitable, no login, no user action

Related CVEs

CVE-2023-40280 HIGH 7.5 DOWNGRADE An issue was discovered in OpenClinic GA 5.247.01
CVE-2023-40279 HIGH 7.5 DOWNGRADE An issue was discovered in OpenClinic GA 5.247.01
CVE-2023-40277 MEDIUM 6.1 DOWNGRADE An issue was discovered in OpenClinic GA 5.247.01
CVE-2023-40276 CRITICAL 9.1 DOWNGRADE An issue was discovered in OpenClinic GA 5.247.01
CVE-2023-40275 CRITICAL 9.1 DOWNGRADE An issue was discovered in OpenClinic GA 5.247.01

References

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