Express update for qs



Published: 2022-11-29 | Updated: 2022-12-04
Risk Medium
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2022-24999
CWE-ID CWE-94
Exploitation vector Network
Public exploit Public exploit code for vulnerability #1 is available.
Vulnerable software
Subscribe 		Express
Web applications / JS libraries

Vendor Express.js

Security Bulletin

This security bulletin contains one medium risk vulnerability.

1) Prototype pollution

EUVDB-ID: #VU69675

Risk: Medium

CVSSv3.1:

CVE-ID: CVE-2022-24999

CWE-ID: CWE-94 - Improper Control of Generation of Code ('Code Injection')

Exploit availability: Yes

Description

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to improper input validation. A remote attacker can send a specially crafted request and perform a denial of service (DoS) attack.


Mitigation

Install update from vendor's website.

Vulnerable software versions

Express: 4.0.0 - 4.17.2

CPE2.3 External links

http://github.com/n8tz/CVE-2022-24999
http://github.com/expressjs/express/releases/tag/4.17.3
http://github.com/ljharb/qs/pull/428

Q & A

Can this vulnerability be exploited remotely?

Is there known malware, which exploits this vulnerability?



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