Vulnerability Details : CVE-2021-21298

Node-Red is a low-code programming for event-driven applications built using nodejs. Node-RED 1.2.7 and earlier has a vulnerability which allows arbitrary path traversal via the Projects API. If the Projects feature is enabled, a user with `projects.read` permission is able to access any file via the Projects API. The issue has been patched in Node-RED 1.2.8. The vulnerability applies only to the Projects feature which is not enabled by default in Node-RED. The primary workaround is not give untrusted users read access to the Node-RED editor.
Published 2021-02-26 17:15:12
Updated 2021-03-10 13:32:53
Source GitHub, Inc.
View at NVD,   CVE.org
Vulnerability category: Directory traversal

Products affected by CVE-2021-21298

Exploit prediction scoring system (EPSS) score for CVE-2021-21298

EPSS FAQ
0.09%
Probability of exploitation activity in the next 30 days EPSS Score History
~ 38 %
Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2021-21298

Base Score Base Severity CVSS Vector Exploitability Score Impact Score Score Source First Seen
3.5
 LOW AV:N/AC:M/Au:S/C:P/I:N/A:N
6.8
2.9
 NIST
6.5
 MEDIUM CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
2.8
3.6
 NIST
3.5
 LOW CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:L/I:N/A:N
1.8
1.4
 GitHub, Inc.

CWE ids for CVE-2021-21298

  • 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.
    Assigned by: security-advisories@github.com (Primary)

References for CVE-2021-21298

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