What is the CVSS score of CVE-2023-31580?

CVE-2023-31580 has a CVSS 3.1 base score of 5.9 (Medium). CVSS vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N. EPSS exploitation probability: 0.5%.

Is there a public PoC exploit available for CVE-2023-31580?

Yes, a public proof-of-concept exploit is available for CVE-2023-31580. Prioritise patching immediately. EPSS: 0.5%.

Is there a patch available for CVE-2023-31580?

Yes, a patch is available for CVE-2023-31580. Update the affected software to the latest version immediately.

Light Oauth2 CVE-2023-31580

MEDIUM

Improper Certificate Validation (CWE-295)

2023-10-25 cve@mitre.org

Information Disclosure Light Oauth2

5.9

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

5.9 MEDIUM

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

Attack Vector

Network

Attack Complexity

High

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

None

Availability

None

Lifecycle Timeline

CVE Published

Oct 25, 2023 - 18:17 nvd

MEDIUM 5.9

DescriptionNVD

light-oauth2 before version 2.1.27 obtains the public key without any verification. This could allow attackers to authenticate to the application with a crafted JWT token.

AnalysisAI

light-oauth2 before version 2.1.27 obtains the public key without any verification. Rated medium severity (CVSS 5.9), this vulnerability is remotely exploitable, no authentication required. Public exploit code available and no vendor patch available.

Technical ContextAI

This vulnerability is classified under CWE-295. light-oauth2 before version 2.1.27 obtains the public key without any verification. This could allow attackers to authenticate to the application with a crafted JWT token. Affected products include: Networknt Light-Oauth2. Version information: version 2.1.27.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.