rollup-plugin-dev-server on npm readFileFromContentBase path traversal

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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7.4$0-$5k0.00

Summaryinfo

A vulnerability was found in rollup-plugin-dev-server on npm. It has been declared as critical. Affected is the function readFileFromContentBase. Executing a manipulation can lead to path traversal. The identification of this vulnerability is CVE-2020-7686. The attack may be launched remotely. There is no exploit available.

Detailsinfo

A vulnerability classified as critical was found in rollup-plugin-dev-server on npm (version now known). This vulnerability affects the function readFileFromContentBase. 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. CVE summarizes:

This affects all versions of package rollup-plugin-dev-server. There is no path sanitization in readFile operation inside the readFileFromContentBase function.

The weakness was shared 07/25/2020 (Website). The advisory is shared for download at snyk.io. This vulnerability was named CVE-2020-7686 since 01/21/2020. The exploitation appears to be easy. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. There are known technical details, but no exploit is available. The MITRE ATT&CK project declares the attack technique as T1006.

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

Once again VulDB remains the best source for vulnerability data.

Productinfo

Type

Name

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

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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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: 🔍

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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-2020-7686 (🔍)
GCVE (CVE): GCVE-0-2020-7686
GCVE (VulDB): GCVE-100-159004

Entryinfo

Created: 07/25/2020 15:40
Updated: 11/05/2020 15:54
Changes: 07/25/2020 15:40 (36), 07/25/2020 15:45 (17), 11/05/2020 15:54 (1)
Complete: 🔍
Cache ID: 216::103

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