CVE-2022-46255 Improper Limitation of a Pathname to a Restricted Directory in GitHub Enterprise Server leading to RCE

2022-12-1400:00:00

CWE-22

GitHub_P

www.cve.org

github

remote code execution

directory vulnerability

AI Score

Confidence

High

EPSS

0.004

Percentile

74.9%

JSON

An improper limitation of a pathname to a restricted directory vulnerability was identified in GitHub Enterprise Server that enabled remote code execution. A check was added within Pages to ensure the working directory is clean before unpacking new content to prevent an arbitrary file overwrite bug. This vulnerability affected only version 3.7.0 of GitHub Enterprise Server and was fixed in version 3.7.1. This vulnerability was reported via the GitHub Bug Bounty program.

CNA Affected

[
  {
    "vendor": "GitHub",
    "product": "GitHub Enterprise Server",
    "versions": [
      {
        "version": "3.7",
        "status": "affected",
        "lessThan": "3.7.1",
        "versionType": "custom"
      }
    ]
  }
]

References

docs.github.com/en/enterprise-server%403.7/admin/release-notes#3.7.1