Impact
A compromised Parse Server Cloud Code Webhook target endpoint allows an attacker to use prototype pollution to bypass the Parse Server requestKeywordDenylist option.
Patches
Improved keyword detection.
Workarounds
None.
Collaborators
Mikhail Shcherbakov, Cristian-Alexandru Staicu and Musard Balliu working with Trend Micro Zero Day Initiative
References
- https://github.com/parse-community/parse-server/security/advisories/GHSA-93vw-8fm5-p2jf
- https://github.com/parse-community/parse-server/pull/8305
- https://github.com/parse-community/parse-server/pull/8306
- https://github.com/parse-community/parse-server/commit/60c5a73d257e0d536056b38bdafef8b7130524d8
- https://github.com/parse-community/parse-server/commit/6c63f04ba37174021082a5b5c4ba1556dcc954f4
- https://github.com/parse-community/parse-server/releases/tag/4.10.20
- https://github.com/parse-community/parse-server/releases/tag/5.3.3
- https://nvd.nist.gov/vuln/detail/CVE-2022-41879
- https://github.com/advisories/GHSA-93vw-8fm5-p2jf