CVE-2021-22870
A path traversal vulnerability was identified in GitHub Pages builds on GitHub Enterprise Server that could allow an attacker to read system files.
Does this matter?
Lower severity and a low EPSS score (1.13%). Track it; it rarely justifies an emergency change on its own.
Description
A path traversal vulnerability was identified in GitHub Pages builds on GitHub Enterprise Server that could allow an attacker to read system files. To exploit this vulnerability, an attacker would need permission to create and build a GitHub Pages site on the GitHub Enterprise Server instance. This vulnerability affected all versions of GitHub Enterprise Server prior to 3.3 and was fixed in versions 3.0.19, 3.1.11, and 3.2.3. This vulnerability was reported via the GitHub Bug Bounty program.
- CVSS 3.1
- 6.5 MEDIUMCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
- EPSS
- 1.13% probability · 65th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-23, CWE-22
- Affected
- github/enterprise server
- Source
- product-cna@github.com
References
- https://docs.github.com/en/enterprise-server%403.0/admin/release-notes#3.0.19
- https://docs.github.com/en/enterprise-server%403.1/admin/release-notes#3.1.11
- https://docs.github.com/en/enterprise-server%403.2/admin/release-notes#3.2.3
- https://docs.github.com/en/enterprise-server%403.0/admin/release-notes#3.0.19
- https://docs.github.com/en/enterprise-server%403.1/admin/release-notes#3.1.11
- https://docs.github.com/en/enterprise-server%403.2/admin/release-notes#3.2.3
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.