CVE-2021-22867CWE-77

Unsafe configuration options in GitHub Pages leading to path traversal on GitHub Enterprise Server

published July 14, 2021

CVSS
—
EPSS
1%
Percentile
67.2
In the wild
Unconfirmed
What it is

A path traversal vulnerability was identified in GitHub Enterprise Server that could be exploited when building a GitHub Pages site. User-controlled configuration options used by GitHub Pages were not sufficiently restricted and made it possible to read files on the GitHub Enterprise Server instance. 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 3.1.3 and was fixed in 3.1.3, 3.0.11, and 2.22.17. This vulnerability was reported via the GitHub Bug Bounty program.

The record
Technical detail
CVSS
Not scored
CVSS v4.0
Not supplied
EPSS
0.01171 · 67.2th percentile
Weakness
CWE-77 · Improper Neutralization of Special Elements used in a Command ('Command Injection')
Published
2021-07-14T20:55Z
EPSS history
Timeline
  • 14 JUL 20:55Z
    Unsafe configuration options in GitHub Pages leading to path traversal on GitHub Enterprise Server
    cvelistv5