SB2021010419 - Multiple vulnerabilities in Node.js

Description

This security bulletin contains information about 2 vulnerabilities.

1) HTTP request smuggling (CVE-ID: CVE-2020-8287)

CWE-ID: CWE-444 - Inconsistent Interpretation of HTTP Requests ('HTTP Request Smuggling')

CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N/E:P/U:Green

The vulnerability allows a remote attacker to preform HTTP request smuggling attacks.

The vulnerability exists due to improper validation of HTTP requests. A remote attacker can send a specially crafted HTTP request to the server and smuggle arbitrary HTTP headers.

Successful exploitation of vulnerability may allow an attacker to poison HTTP cache and perform phishing attacks.

2) Use-after-free (CVE-ID: CVE-2020-8265)

CWE-ID: CWE-416 - Use After Free

CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green

The vulnerability allows a remote attacker to perform a DoS attack..

The vulnerability exists due to a use-after-free error in TLSWrap within the TLS implementation. A remote attacker can send specially crafted data to the service and perform a denial of service (DoS) attack.

Remediation

Install update from vendor's website.

References

• https://nodejs.org/en/blog/release/v10.23.1/
• https://nodejs.org/en/blog/release/v12.20.1/
• https://nodejs.org/en/blog/release/v14.15.4/
• https://nodejs.org/en/blog/release/v15.5.1/