What is the CVSS score of CVE-2022-39304?

CVE-2022-39304 has a CVSS 3.1 base score of 4.7 (Medium). CVSS vector: CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N. EPSS exploitation probability: 0.4%.

Is there a public PoC exploit available for CVE-2022-39304?

Yes, a public proof-of-concept exploit is available for CVE-2022-39304. Prioritise patching immediately. EPSS: 0.4%.

Is there a patch available for CVE-2022-39304?

Yes, a patch is available for CVE-2022-39304. Update the affected software to the latest version immediately.

Ghinstallation CVE-2022-39304

MEDIUM

Error Message Information Leak (CWE-209)

2022-12-20 security-advisories@github.com

Information Disclosure Ghinstallation

4.7

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

4.7 MEDIUM

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

Attack Vector

Local

Attack Complexity

High

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

None

Availability

None

Lifecycle Timeline

CVE Published

Dec 20, 2022 - 20:15 nvd

MEDIUM 4.7

DescriptionNVD

ghinstallation provides transport, which implements http.RoundTripper to provide authentication as an installation for GitHub Apps. In ghinstallation version 1, when the request to refresh an installation token failed, the HTTP request and response would be returned for debugging. The request contained the bearer JWT for the App, and was returned back to clients. This token is short lived (10 minute maximum). This issue has been patched and is available in version 2.0.0.

AnalysisAI

ghinstallation provides transport, which implements http.RoundTripper to provide authentication as an installation for GitHub Apps. Rated medium severity (CVSS 4.7). Public exploit code available.

Technical ContextAI

This vulnerability is classified under CWE-209. ghinstallation provides transport, which implements http.RoundTripper to provide authentication as an installation for GitHub Apps. In ghinstallation version 1, when the request to refresh an installation token failed, the HTTP request and response would be returned for debugging. The request contained the bearer JWT for the App, and was returned back to clients. This token is short lived (10 minute maximum). This issue has been patched and is available in version 2.0.0. Affected products include: Ghinstallation Project Ghinstallation. Version information: version 1.

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.