VDB-178682 · CVE-2021-22867 · GCVE-0-2021-22867

GitHub Enterprise Server up to 2.22.16/3.0.10/3.1.2 Pages Site path traversal

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
3.4	$0-$5k	0.00

Summaryinfo

A vulnerability classified as critical was found in GitHub Enterprise Server up to 2.22.16/3.0.10/3.1.2. This impacts an unknown function of the component Pages Site. Such manipulation leads to path traversal. This vulnerability is uniquely identified as CVE-2021-22867. No exploit exists. Upgrading the affected component is advised.

Detailsinfo

A vulnerability was found in GitHub Enterprise Server up to 2.22.16/3.0.10/3.1.2 (Bug Tracking Software) and classified as problematic. Affected by this issue is an unknown function of the component Pages Site. The manipulation with an unknown input leads to a path traversal vulnerability. Using CWE to declare the problem leads to CWE-22. The product uses external input to construct a pathname that is intended to identify a file or directory that is located underneath a restricted parent directory, but the product does not properly neutralize special elements within the pathname that can cause the pathname to resolve to a location that is outside of the restricted directory. Impacted is confidentiality.

The weakness was disclosed 07/15/2021. The advisory is available at docs.github.com. This vulnerability is handled as CVE-2021-22867. The technical details are unknown and an exploit is not available. This vulnerability is assigned to T1006 by the MITRE ATT&CK project.

Upgrading to version 2.22.17, 3.0.11 or 3.1.3 eliminates this vulnerability. The upgrade is hosted for download at docs.github.com.

If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

Type

Bug Tracking Software

Vendor

GitHub

Name

Enterprise Server

Version

License

open-source

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 3.5
VulDB Meta Temp Score: 3.4

VulDB Base Score: 3.5
VulDB Temp Score: 3.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock

VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Path traversal
CWE: CWE-22
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Partially

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Enterprise Server 2.22.17/3.0.11/3.1.3

Timelineinfo

01/06/2021 🔍
07/15/2021 +189 days 🔍
07/15/2021 +0 days 🔍
07/18/2021 +3 days 🔍

Sourcesinfo

Advisory: docs.github.com
Status: Confirmed

CVE: CVE-2021-22867 (🔍)
GCVE (CVE): GCVE-0-2021-22867
GCVE (VulDB): GCVE-100-178682

Entryinfo

Created: 07/15/2021 08:41
Updated: 07/18/2021 16:22
Changes: 07/15/2021 08:41 (40), 07/18/2021 16:22 (2)
Complete: 🔍
Cache ID: 216::103