Ecosyste.ms: Advisories

Security Advisories: MDE2OlNlY3VyaXR5QWR2aXNvcnlHSFNBLXhwOWMtODJ4OC03ZjY3

Prototype Pollution in Node-Red

Impact

Node-RED 1.2.7 and earlier contains a Prototype Pollution vulnerability in the admin API. A badly formed request can modify the prototype of the default JavaScript Object with the potential to affect the default behaviour of the Node-RED runtime.

Patches

The vulnerability is patched in the 1.2.8 release.

Workarounds

A workaround is to ensure only authorised users are able to access the editor url.

For more information

If you have any questions or comments about this advisory:

• Email us at [email protected]

Acknowledgements

Thanks to the Tencent Woodpecker Security Team for disclosing this vulnerability.

Permalink: https://github.com/advisories/GHSA-xp9c-82x8-7f67
JSON: https://advisories.ecosyste.ms/api/v1/advisories/MDE2OlNlY3VyaXR5QWR2aXNvcnlHSFNBLXhwOWMtODJ4OC03ZjY3
Source: GitHub Advisory Database
Origin: Unspecified
Severity: High
Classification: General
Published: about 3 years ago
Updated: over 1 year ago

CVSS Score: 7.7
CVSS vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:N/I:H/A:N

Identifiers: GHSA-xp9c-82x8-7f67, CVE-2021-21297
References:

• https://github.com/node-red/node-red/security/advisories/GHSA-xp9c-82x8-7f67
• https://github.com/node-red/node-red/releases/tag/1.2.8
• https://www.npmjs.com/package/@node-red/editor-api
• https://www.npmjs.com/package/@node-red/runtime
• https://nvd.nist.gov/vuln/detail/CVE-2021-21297
• https://github.com/advisories/GHSA-xp9c-82x8-7f67

Repository: https://github.com/node-red/node-red
Blast Radius: 20.9

Affected Packages