Information disclosure in GitHub Enterprise Server
CVE-2022-23738
An improper cache key vulnerability was identified in GitHub Enterprise Server that allowed an unauthorized actor to access private repository files through a public repository. To exploit this, an actor would need to already be authorized on the GitHub Enterprise Server instance, be able to create a public repository, and have a site administrator visit a specially crafted URL. This vulnerability affected all versions of GitHub Enterprise Server prior to 3.6 and was fixed in versions 3.2.20, 3.3.15, 3.4.10, 3.5.7, 3.6.3. This vulnerability was reported via the GitHub Bug Bounty program.
Vulnerability class: Information Disclosure
Published · last modified .
CVSS v3 metric
CVSS v3 base score 5.7 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:N/A:N.
EPSS exploit prediction
EPSS: 0.007 (50.3th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 50th percentile — 50.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.007 · newest: 0.007 · change: +0.000
Affected products
- GitHub Enterprise Server
- GitHub Enterprise Server — versions 3.2, 3.3, 3.4
Weakness classification (CWE)
References
- docs.github.com/en/enterprise-server@3.2/admin/release-notes
- docs.github.com/en/enterprise-server@3.3/admin/release-notes
- docs.github.com/en/enterprise-server@3.4/admin/release-notes
- docs.github.com/en/enterprise-server@3.5/admin/release-notes
- docs.github.com/en/enterprise-server@3.6/admin/release-notes
Frequently asked questions
- What is CVE-2022-23738?
- CVE-2022-23738 is a medium-severity vulnerability in GitHub Enterprise Server, classified under Information Disclosure. CVSS score: 5.7/10. Published 2022-11-01.
- How severe is CVE-2022-23738?
- Medium severity. CVSS v3 base score is 5.7 out of 10.