Resource exhaustion in Fastify - CVE-2020-8192
Published: August 4, 2020
Vulnerability identifier: #VU33680
CSH Severity: Medium
CVSS v4: 8.7 [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]
CVE-ID: CVE-2020-8192
CWE-ID: CWE-400
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to application does not properly control consumption of internal resources when "allErrors: true" is set by default. A remote attacker can trigger resource exhaustion and perform a denial of service (DoS) attack.
Affected software
Fastify
How to mitigate CVE-2020-8192
Install updates from vendor's website.
Fastify - addressed in versions 2.15.1, 3.0.0 rc5