VDB-159001 · CVE-2020-7681 · GCVE-0-2020-7681

marscode on npm index.js fs.readFile 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.
7.4	$0-$5k	0.00

Summaryinfo

A vulnerability has been found in marscode on npm and classified as critical. The impacted element is the function fs.readFile of the file index.js. This manipulation causes path traversal. This vulnerability is handled as CVE-2020-7681. The attack can be initiated remotely. There is not any exploit available.

Detailsinfo

A vulnerability was found in marscode on npm (the affected version unknown). It has been declared as critical. Affected by this vulnerability is the function fs.readFile of the file index.js. The manipulation with an unknown input leads to a path traversal vulnerability. The CWE definition for the vulnerability is 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. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

This affects all versions of package marscode. There is no path sanitization in the path provided at fs.readFile in index.js.

The weakness was released 07/25/2020 (Website). The advisory is shared at snyk.io. This vulnerability is known as CVE-2020-7681 since 01/21/2020. The exploitation appears to be easy. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Technical details are known, but no exploit is available. MITRE ATT&CK project uses the attack technique T1006 for this issue.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Type

NPM Package

Name

marscode

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.4
VulDB Meta Temp Score: 7.4

VulDB Base Score: 7.3
VulDB Temp Score: 7.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.5
NVD Vector: 🔍

CVSSv2info

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💳	💳	💳	💳	💳	💳
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Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

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

Physical: No
Local: No
Remote: Yes

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: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

01/21/2020 🔍
07/25/2020 +186 days 🔍
07/25/2020 +0 days 🔍
11/05/2020 +103 days 🔍

Sourcesinfo

Advisory: snyk.io
Status: Not defined

CVE: CVE-2020-7681 (🔍)
GCVE (CVE): GCVE-0-2020-7681
GCVE (VulDB): GCVE-100-159001

Entryinfo

Created: 07/25/2020 15:39
Updated: 11/05/2020 15:41
Changes: 07/25/2020 15:39 (37), 07/25/2020 15:44 (17), 11/05/2020 15:41 (1)
Complete: 🔍
Cache ID: 216::103