Prototype pollution in NodeBB
| Risk | Medium |
| Patch available | YES |
| Number of vulnerabilities | 1 |
| CVE-ID | N/A |
| CWE-ID | CWE-94 |
| Exploitation vector | Network |
| Public exploit | N/A |
| Vulnerable software Subscribe |
NodeBB Web applications / Forum & blogging software |
| Vendor | NodeBB |
Security Bulletin
This security bulletin contains one medium risk vulnerability.
1) Prototype pollution
EUVDB-ID: #VU70573
Risk: Medium
CVSSv3.1: 5.7 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N/E:U/RL:O/RC:C]
CVE-ID: N/A
CWE-ID:
CWE-94 - Improper Control of Generation of Code ('Code Injection')
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to execute arbitrary JavaScript code.
The vulnerability exists due to improper input validation within socket.io/index.js. A remote attacker can send a specially crafted request and perform a prototype pollution attack.
Install updates from vendor's website.
Vulnerable software versionsNodeBB: 2.0.0 - 2.8.0
External linkshttp://github.com/NodeBB/NodeBB/releases/tag/v2.8.1
http://github.com/NodeBB/NodeBB/commit/586eed1407a78a1c1ec3af9bef3866104d3ef7cd
Q & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.
