// For flags

CVE-2020-8661

envoy: Response flooding for HTTP/1.1

Severity Score

7.5
*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

0
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

-
*SSVC
Descriptions

CNCF Envoy through 1.13.0 may consume excessive amounts of memory when responding internally to pipelined requests.

CNCF Envoy versiones hasta 1.13.0, puede consumir cantidades excesivas de memoria cuando responde internamente a peticiones en tuberías "pipelined".

A resource consumption vulnerability was found in the servicemesh-proxy in Envoy. An attacker could use pipelined requests to cause excessive amounts of memory to be used, possibly degrading or crashing the application.

*Credits: N/A
CVSS Scores
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
High
Attack Vector
Network
Attack Complexity
Low
Authentication
None
Confidentiality
None
Integrity
None
Availability
Partial
* Common Vulnerability Scoring System
SSVC
  • Decision:-
Exploitation
-
Automatable
-
Tech. Impact
-
* Organization's Worst-case Scenario
Timeline
  • 2020-02-06 CVE Reserved
  • 2020-03-04 CVE Published
  • 2024-01-07 EPSS Updated
  • 2024-08-04 CVE Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
  • ---------- First Exploit
CWE
  • CWE-400: Uncontrolled Resource Consumption
CAPEC
Affected Vendors, Products, and Versions
Vendor Product Version Other Status
Vendor Product Version Other Status <-- --> Vendor Product Version Other Status
Cncf
Search vendor "Cncf"
 Envoy
Search vendor "Cncf" for product "Envoy"
 <= 1.13.0
Search vendor "Cncf" for product "Envoy" and version " <= 1.13.0"
-
Affected
Redhat
Search vendor "Redhat"
 Openshift Service Mesh
Search vendor "Redhat" for product "Openshift Service Mesh"
 1.0.9
Search vendor "Redhat" for product "Openshift Service Mesh" and version "1.0.9"
-
Affected