What is CVE-2023-46646?

CVE-2023-46646 is a medium-severity vulnerability in Github Enterprise Server, classified under Authorization Bypass Through User-Controlled Key. CVSS score: 5.3/10. Published 2023-12-21.

How severe is CVE-2023-46646?

Medium severity. CVSS v3 base score is 5.3 out of 10.

Auth bypass in Github Enterprise Server

CVE-2023-46646

Improper access control in all versions of GitHub Enterprise Server allows unauthorized users to view private repository names via the "Get a check run" API endpoint. This vulnerability did not allow unauthorized access to any repository content besides the name. This vulnerability affected GitHub Enterprise Server version 3.7.0 and above and was fixed in version 3.17.19, 3.8.12, 3.9.7 3.10.4, and 3.11.0.

Vulnerability class: IDOR (Insecure Direct Object Reference)

EPSS: 0.005 (42.3th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N.

Affected products

Github Enterprise Server — versions 3.7.0, 3.8.0, 3.9.0
Github Enterprise_server

Weakness classification (CWE)

CWE-639 — Authorization Bypass Through User-Controlled Key

References

product-cna@github.com (Release Notes)
product-cna@github.com (Release Notes)
product-cna@github.com (Release Notes)
product-cna@github.com (Release Notes)

Frequently asked questions

What is CVE-2023-46646?: CVE-2023-46646 is a medium-severity vulnerability in Github Enterprise Server, classified under Authorization Bypass Through User-Controlled Key. CVSS score: 5.3/10. Published 2023-12-21.
How severe is CVE-2023-46646?: Medium severity. CVSS v3 base score is 5.3 out of 10.