CVE-2024-9798: The health endpoint is public so everybody can see a list of all services

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CRITICAL 9.0REMOTEWATCHLISTUPGRADE

CVE-2024-9798 is a critical-severity flaw (CVSS 9.0) affecting zowe api mediation layer. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

The health endpoint is public so everybody can see a list of all services. It is potentially valuable information for attackers.

Why this priority

Critical severity
Remotely exploitable, no login, no user action
On your watchlist

A fixed release or distro patch exists.

Risk facts

CVSS score	9.0 (Critical)
Attack vector	Network (remote)
Attack complexity	High
Privileges needed	None
User interaction	None
EPSS exploit chance	0.2% (top 86%)
CISA exploited list	No
Weakness	CWE-312
Published	2024-10-10
Last modified	2026-06-17

Publisher (CNA): Zowe · Vendor: linuxfoundation

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

Am I affected?

Timeline

2024-10-10 08:15 UTCPublished CVE record published
2026-06-17 08:25 UTCUpdated Record last modified

linuxfoundation zowe api mediation layer UPGRADE

Affected: >= 1.0.0 and < 1.28.8 · >= 2.0.0 and < 2.18.0

Fixed in: 1.28.8, 2.18.0

Safe to downgrade to: a release before 1.0.0

1. Check installed version

apt-cache policy zowe-api-mediation-layer || rpm -q zowe-api-mediation-layer || zowe-api-mediation-layer --version

2. UPGRADE to 1.28.8 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade zowe-api-mediation-layer

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade zowe-api-mediation-layer

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

3. If no update is available yet, DOWNGRADE to a release before 1.0.0 (Debian / Ubuntu)

apt-cache madison zowe-api-mediation-layer sudo apt install zowe-api-mediation-layer=<VERSION_BEFORE_1.0.0> sudo apt-mark hold zowe-api-mediation-layer

3. If no update is available yet, DOWNGRADE (RHEL / Amazon Linux / Fedora)

dnf --showduplicates list zowe-api-mediation-layer sudo dnf downgrade zowe-api-mediation-layer-<VERSION_BEFORE_1.0.0> sudo dnf versionlock add zowe-api-mediation-layer

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-2024-9798?

zowe api mediation layer: upgrade to 1.28.8, 2.18.0. Exact commands for each OS are on this page.

Is CVE-2024-9798 being exploited?

CVE-2024-9798 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-2024-9798 affect?

CVE-2024-9798 affects zowe api mediation layer. Severity is critical (CVSS 9.0). The health endpoint is public so everybody can see a list of all services. It is potentially valuable information for attackers.

How urgent is CVE-2024-9798?

Priority 45/100. Critical severity; Remotely exploitable, no login, no user action; On your watchlist

Related CVEs

CVE-2024-9802 MEDIUM 5.3 UPGRADE The conformance validation endpoint is public so everybody can verify the conformance of onboarded services

References

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