#VU25835 Resource exhaustion in envoy - CVE-2020-8659

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Main Vulnerability Database Vulnerabilities #VU25835

#VU25835 Resource exhaustion in envoy - CVE-2020-8659

Published: March 9, 2020


Vulnerability identifier: #VU25835
Vulnerability risk: Medium
CVSSv4.0: 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
CVE-ID: CVE-2020-8659
CWE-ID: CWE-400
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vulnerable software:
envoy
Software vendor:
Cloud Native Computing Foundation

Description

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

The vulnerability exists due to the affected software consumes excessive amounts of memory when proxying HTTP/1.1 requests or responses with many small (i.e. 1 byte) chunks. A remote attacker can trigger resource exhaustion and perform a denial of service (DoS) attack.


Remediation

Install updates from vendor's website.

External links