Prototype pollution in Parse Server - CVE-2023-36475
Published: June 29, 2023 / Updated: August 25, 2023
Vulnerability identifier: #VU77794
CSH Severity: High
CVSS v4: 9.3 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2023-36475
CWE-ID: CWE-1321
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to execute arbitrary JavaScript code.
The vulnerability exists due to improper input validation within the MongoDB BSON parser. A remote attacker can pass specially crafted input to the application and perform prototype pollution, which can result in information disclosure or data manipulation or lead to code execution.
Affected software
Parse Server
How to mitigate CVE-2023-36475
Install update from vendor's website.
Parse Server - addressed in versions 5.5.2, 6.2.1
External References
- https://github.com/parse-community/parse-server/issues/8675
- https://github.com/parse-community/parse-server/security/advisories/GHSA-462x-c3jw-7vr6
- https://github.com/parse-community/parse-server/releases/tag/6.2.1
- https://github.com/parse-community/parse-server/releases/tag/5.5.2
- https://github.com/parse-community/parse-server/commit/5fad2928fb8ee17304abcdcf259932f827d8c81f
- https://github.com/parse-community/parse-server/commit/3dd99dd80e27e5e1d99b42844180546d90c7aa90
- https://github.com/parse-community/parse-server/issues/8674
- https://github.com/advisories/GHSA-prm5-8g2m-24gg
- https://www.zerodayinitiative.com/advisories/ZDI-23-1160/