What is the CVSS score of CVE-2024-23656?

CVE-2024-23656 has a CVSS 3.1 base score of 7.5 (High). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N. EPSS exploitation probability: 0.4%.

Is there a public PoC exploit available for CVE-2024-23656?

Yes, a public proof-of-concept exploit is available for CVE-2024-23656. Prioritise patching immediately. EPSS: 0.4%.

Is there a patch available for CVE-2024-23656?

Yes, a patch is available for CVE-2024-23656. Update the affected software to the latest version immediately.

Dex CVE-2024-23656

HIGH

Inadequate Encryption Strength (CWE-326)

2024-01-25 security-advisories@github.com

Information Disclosure Dex

7.5

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

7.5 HIGH

AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

None

Availability

None

Lifecycle Timeline

CVE Published

Jan 25, 2024 - 20:15 nvd

HIGH 7.5

DescriptionNVD

Dex is an identity service that uses OpenID Connect to drive authentication for other apps. Dex 2.37.0 serves HTTPS with insecure TLS 1.0 and TLS 1.1. cmd/dex/serve.go line 425 seemingly sets TLS 1.2 as minimum version, but the whole tlsConfig is ignored after TLS cert reloader was introduced in v2.37.0. Configured cipher suites are not respected either. This issue is fixed in Dex 2.38.0.

AnalysisAI

Dex is an identity service that uses OpenID Connect to drive authentication for other apps. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available.

Technical ContextAI

This vulnerability is classified under CWE-326. Dex is an identity service that uses OpenID Connect to drive authentication for other apps. Dex 2.37.0 serves HTTPS with insecure TLS 1.0 and TLS 1.1. cmd/dex/serve.go line 425 seemingly sets TLS 1.2 as minimum version, but the whole tlsConfig is ignored after TLS cert reloader was introduced in v2.37.0. Configured cipher suites are not respected either. This issue is fixed in Dex 2.38.0. Affected products include: Linuxfoundation Dex.

RemediationAI

A vendor patch is available. Apply the latest security update as soon as possible. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.