CVE-2024-25651: User enumeration can occur in the Authentication REST API in Delinea PAM Secret Server 11.4

Routine

MEDIUM 5.3REMOTEDOWNGRADE

CVE-2024-25651 is a medium-severity flaw (CVSS 5.3) affecting secret server. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

User enumeration can occur in the Authentication REST API in Delinea PAM Secret Server 11.4. This allows a remote attacker to determine whether a user is valid because of a difference in responses from the /oauth2/token endpoint.

Why this priority

Remotely exploitable, no login, no user action

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

Risk facts

CVSS score	5.3 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	0.5% (top 59%)
CISA exploited list	No
Weakness	CWE-203
Published	2024-03-14
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: delinea

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

Am I affected?

Timeline

2024-03-14 03:15 UTCPublished CVE record published
2026-06-17 07:16 UTCUpdated Record last modified

delinea secret server DOWNGRADE

Affected: 11.4.000000

Fixed in: no fixed release known

Safe to downgrade to: a release before 11.4.000000

1. Check installed version

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

2. No fixed release: DOWNGRADE to a release before 11.4.000000 (Debian / Ubuntu)

apt-cache madison secret-server sudo apt install secret-server=<VERSION_BEFORE_11.4.000000> sudo apt-mark hold secret-server

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

dnf --showduplicates list secret-server sudo dnf downgrade secret-server-<VERSION_BEFORE_11.4.000000> sudo dnf versionlock add secret-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-2024-25651?

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

Is CVE-2024-25651 being exploited?

CVE-2024-25651 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-2024-25651 affect?

CVE-2024-25651 affects secret server. Severity is medium (CVSS 5.3). User enumeration can occur in the Authentication REST API in Delinea PAM Secret Server 11.4. This allows a remote attacker to determine whether a user is valid because of a difference in responses from the /oauth2/token endpoint.

How urgent is CVE-2024-25651?

Priority 34/100. Remotely exploitable, no login, no user action

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References

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