youngerheart nodeserver nodeserver.js path traversal

CVSS Meta Temp Score
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CTI Interest Score
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6.1$0-$5k0.23

A vulnerability has been found in youngerheart nodeserver (affected version unknown) and classified as critical. Affected by this vulnerability is an unknown code block of the file nodeserver.js. The manipulation with an unknown input leads to a path traversal vulnerability. The CWE definition for the vulnerability is CWE-22. The software 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 software 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 weakness was released 01/17/2023. The advisory is shared at github.com. This vulnerability is known as CVE-2020-36651. Technical details are known, but no exploit is available. MITRE ATT&CK project uses the attack technique T1006 for this issue.

Applying the patch c4c0f0138ab5afbac58e03915d446680421bde28 is able to eliminate this problem. The bugfix is ready for download at github.com. The advisory contains the following remark:

[FIX] Path traversal sanitizing request path

Productinfo

Vendor

Name

License

  • open-source

CPE 2.3info

CPE 2.2info

CVSSv3info

VulDB Meta Base Score: 6.2
VulDB Meta Temp Score: 6.1

VulDB Base Score: 5.5
VulDB Temp Score: 5.3
VulDB Vector: 🔒
VulDB Reliability: 🔍

NVD Base Score: 7.5
NVD Vector: 🔒

CNA Base Score: 5.5
CNA Vector (VulDB): 🔒

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
ATT&CK: T1006

Local: No
Remote: Partially

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: Patch
Status: 🔍

0-Day Time: 🔒

Patch: c4c0f0138ab5afbac58e03915d446680421bde28

Timelineinfo

01/16/2023 CVE reserved
01/16/2023 +0 days VulDB entry created
01/17/2023 +0 days Advisory disclosed
02/09/2023 +23 days VulDB last update

Sourcesinfo

Advisory: c4c0f0138ab5afbac58e03915d446680421bde28
Status: Confirmed

CVE: CVE-2020-36651 (🔒)

Entryinfo

Created: 01/17/2023 00:10
Updated: 02/09/2023 09:24
Changes: 01/17/2023 00:10 (40), 02/09/2023 09:19 (3), 02/09/2023 09:24 (28)
Complete: 🔍

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