CVE-2023-40545

PingFederate OAuth client_secret_jwt Authentication Bypass

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Published Feb 6, 2024 CVSS 3.1 · 8.8 High EPSS < 1% KEV · Not listed

Description

Authentication bypass when an OAuth2 Client is using client_secret_jwt as its authentication method on affected 11.3 versions via specially crafted requests.

Affected Products

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions

Ping Identity

PingFederate

unaffected

Version	Status	Constraints
`11.3.0`	affected	≤ 11.3.2

Configuration 1 [-]

cpe:2.3:a:pingidentity:pingfederate:11.3.0:*:*:*:*:*:*:*

No data.

No data available yet.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source	ID	Title
EUVD	EUVD-2023-45116	Authentication bypass when an OAuth2 Client is using client_secret_jwt as its authentication method on affected 11.3 versions via specially crafted requests.

Metrics

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required Low

Scope Unchanged

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

Exploit prediction score: < 1% (0.933% probability within 30 days)

Key SSVC decision points have not yet been added.

References

Link	Providers
https://docs.pingidentity.com/r/en-us/pingfederate-113/hro1701116403236
https://support.pingidentity.com/s/article/SECADV040-PingFederate-OAuth-Client-Authentication-Bypass
https://www.pingidentity.com/en/resources/downloads/pingfederate/previous-releases.html

History

No history.

Subscriptions

Pingidentity Pingfederate

Weaknesses

CWE-306

Sources

CVE record Updated: Aug 22, 2024, 4:53 PM

Status: PUBLISHED
Assigner: Ping Identity
Published: Feb 6, 2024, 5:27 PM
Updated: Aug 22, 2024, 4:53 PM
Reserved: Aug 25, 2023, 4:59 PM

View source JSON

Vulnrichment Updated: Aug 2, 2024, 6:38 PM

Updated: Aug 2, 2024, 6:38 PM

NVD Updated: Jun 17, 2026, 6:18 AM

Status: Modified
Published: Feb 6, 2024, 6:15 PM
Modified: Jun 17, 2026, 6:18 AM

View source JSON

Red Hat No data

No data.

OpenCVE enrichment No data

No data.

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