CVE-2020-12603: High severity envoy proxy vulnerability
Envoy version 1.14.2, 1.13.2, 1.12.4 or earlier may consume excessive amounts of memory when proxying HTTP/2 requests or responses with many small (i.e. 1 byte) data frames.
Affected Software
Event History
Frequently Asked Questions
What is CVE-2020-12603?
CVE-2020-12603 is a vulnerability in Envoy versions 1.14.2, 1.13.2, 1.12.4, and earlier that can result in excessive memory consumption when proxying HTTP/2 requests or responses with many small data frames.
How does CVE-2020-12603 affect Envoy?
CVE-2020-12603 affects Envoy versions 1.14.2, 1.13.2, 1.12.4, and earlier by causing excessive memory usage when handling HTTP/2 traffic with numerous small data frames.
What is the severity of CVE-2020-12603?
The severity of CVE-2020-12603 is rated as high with a CVSS score of 7.5.
How can I fix CVE-2020-12603?
To fix CVE-2020-12603, upgrade to a version of Envoy that is not affected, such as 1.14.3, 1.13.3, or 1.12.5, or any later version.
Where can I find more information about CVE-2020-12603?
Additional information on CVE-2020-12603 can be found in the vulnerability advisory on the Envoy GitHub page: [link].