CVE-2023-36475CWE-1321

Parse Server vulnerable to remote code execution via MongoDB BSON parser through prototype pollution

Critical · published June 28, 2023

CVSS v3.1
9.8
EPSS
3%
Percentile
88.1
In the wild
Unconfirmed
What it is

🚨 A sneaky prototype pollution flaw in Parse Server can lead to remote code execution—like handing a complete stranger the keys to your digital fortress! 🔥 This vulnerability is akin to a restaurant that allows a waiter to freely change orders without anyone checking the kitchen — a recipe for chaos and disaster! An attacker could potentially gain control over your server, executing any code they want. This could lead to data breaches, unauthorized access, or even complete takeover of your systems. The implications are absolutely devastating, especially for any application relying on Parse Server!

Put simply

This vulnerability is akin to a restaurant that allows a waiter to freely change orders without anyone checking the kitchen — a recipe for chaos and disaster! Before versions 5.5.2 and 6.2.1, the MongoDB BSON parser in Parse Server allows prototype pollution, enabling attackers to manipulate object properties and execute arbitrary code remotely.

What to do

An attacker could potentially gain control over your server, executing any code they want. This could lead to data breaches, unauthorized access, or even complete takeover of your systems. The implications are absolutely devastating, especially for any application relying on Parse Server! Patch your Parse Server to versions 5.5.2 or 6.2.1 immediately to close this security risk. Review your configurations and monitor for any unusual activity as a precaution. Don't forget to audit code handling user inputs! You've got this! With these steps, you’ll lock down your Parse Server and protect your digital kingdom! 🛡️

The record
Technical detail
CVSS v3.1
9.8 · CRITICAL
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.03203 · 88.1th percentile
Weakness
CWE-1321 · Improperly Controlled Modification of Object Prototype Attributes ('Prototype Pollution')
Published
2023-06-28T22:32Z
EPSS history
Timeline
  • 28 JUN 22:32Z
    Parse Server vulnerable to remote code execution via MongoDB BSON parser through prototype pollution
    cvelistv5