CVE-2021-22870

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. 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. 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.

6.5 /10

CVSS v3 : MEDIUM

V3 Legend

Vector :

Exploitability : 2.8 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact NONE

Availability Impact NONE

Scope UNCHANGED

4.0 /10

CVSS v2.0 : MEDIUM

V2 Legend

Vector : AV:N/AC:L/Au:S/C:P/I:N/A:N

Exploitability : 8.0 / Impact : 2.9

Access Vector NETWORK

Access Complexity LOW

Authentication SINGLE

Confidentiality Impact PARTIAL

Integrity Impact NONE

Availability Impact NONE

References
Link Resource
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
Configurations

Configuration 1 (hide)

OR cpe:2.3:a:github:enterprise_server:*:*:*:*:*:*:*:*
cpe:2.3:a:github:enterprise_server:*:*:*:*:*:*:*:*
cpe:2.3:a:github:enterprise_server:*:*:*:*:*:*:*:*
History

07 Nov 2023, 03:30

Type Values Removed Values Added
References
  • {'url': 'https://docs.github.com/en/enterprise-server@3.0/admin/release-notes#3.0.19', 'name': 'https://docs.github.com/en/enterprise-server@3.0/admin/release-notes#3.0.19', 'tags': ['Release Notes', 'Third Party Advisory'], 'refsource': 'MISC'}
  • {'url': 'https://docs.github.com/en/enterprise-server@3.2/admin/release-notes#3.2.3', 'name': 'https://docs.github.com/en/enterprise-server@3.2/admin/release-notes#3.2.3', 'tags': ['Release Notes', 'Third Party Advisory'], 'refsource': 'MISC'}
  • {'url': 'https://docs.github.com/en/enterprise-server@3.1/admin/release-notes#3.1.11', 'name': 'https://docs.github.com/en/enterprise-server@3.1/admin/release-notes#3.1.11', 'tags': ['Release Notes', 'Third Party Advisory'], 'refsource': 'MISC'}
  • () 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 -

16 Nov 2021, 15:06

Type Values Removed Values Added
CVSS v2 : unknown
v3 : unknown 		v2 : 4.0
v3 : 6.5
CWE CWE-22
CPE cpe:2.3:a:github:enterprise_server:*:*:*:*:*:*:*:*
References (MISC) https://docs.github.com/en/enterprise-server@3.1/admin/release-notes#3.1.11 - (MISC) https://docs.github.com/en/enterprise-server@3.1/admin/release-notes#3.1.11 - Release Notes, Third Party Advisory
References (MISC) https://docs.github.com/en/enterprise-server@3.0/admin/release-notes#3.0.19 - (MISC) https://docs.github.com/en/enterprise-server@3.0/admin/release-notes#3.0.19 - Release Notes, Third Party Advisory
References (MISC) https://docs.github.com/en/enterprise-server@3.2/admin/release-notes#3.2.3 - (MISC) https://docs.github.com/en/enterprise-server@3.2/admin/release-notes#3.2.3 - Release Notes, Third Party Advisory

10 Nov 2021, 02:15

Type Values Removed Values Added
New CVE
Information

Published : 2021-11-10 02:15

Updated : 2023-12-10 14:09

NVD link : CVE-2021-22870

Mitre link : CVE-2021-22870

CVE.ORG link : CVE-2021-22870

JSON object : View

Products Affected

github

  • enterprise_server
CWE
CWE-22

Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')

CWE-23

Relative Path Traversal