Detections
Analytics

CVE-2021-28682

high

Description

An issue was discovered in Envoy through 1.71.1. There is a remotely exploitable integer overflow in which a very large grpc-timeout value leads to unexpected timeout calculations.

References

https://github.com/envoyproxy/envoy/security/advisories/GHSA-r22g-5f3x-xjgg

https://github.com/envoyproxy/envoy/releases

https://github.com/envoyproxy/envoy/blob/15e3b9dbcc9aaa9d391fa8033904aad1ea1ae70d/api/envoy/api/v2/cluster.proto#L36

https://blog.envoyproxy.io

Details

Source: Mitre, NVD

Published: 2021-05-20

Updated: 2021-05-27

Risk Information

CVSS v2

Base Score: 5

Vector: CVSS2#AV:N/AC:L/Au:N/C:N/I:N/A:P

Severity: Medium

CVSS v3

Base Score: 7.5

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Severity: High