Account takeover via prototype vulnerability
CVE-2022-46164

9.4CRITICAL

Key Information:

Vendor

Nodebb

Status
Nodebb
Vendor
CVE Published:
5 December 2022

Badges

👾 Exploit Exists🟡 Public PoC🟣 EPSS 48%

What is CVE-2022-46164?

NodeBB is an open source Node.js based forum software. Due to a plain object with a prototype being used in socket.io message handling a specially crafted payload can be used to impersonate other users and takeover accounts. This vulnerability has been patched in version 2.6.1. Users are advised to upgrade. Users unable to upgrade may cherry-pick commit 48d143921753914da45926cca6370a92ed0c46b8 into their codebase to patch the exploit.

Affected Version(s)

NodeBB < 2.6.1

Exploit Proof of Concept (PoC)

PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.

CVE-2022-46164-poc
Created by stephenbradshaw

References

https://github.com/NodeBB/NodeBB/security/advisories/GHSA...
x_refsource_CONFIRM
https://github.com/NodeBB/NodeBB/commit/48d143921753914da...
x_refsource_MISC

EPSS Score

48% chance of being exploited in the next 30 days.

CVSS V3.1

Score:
9.4
Severity:
CRITICAL
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

.