Upstream information

CVE-2019-18836 at MITRE


Envoy 1.12.0 allows a remote denial of service because of resource loops, as demonstrated by a single idle TCP connection being able to keep a worker thread in an infinite busy loop when continue_on_listener_filters_timeout is used."

SUSE information

Overall state of this security issue: Resolved

This issue is currently rated as having moderate severity.

CVSS v2 Scores
  National Vulnerability Database
Base Score 5
Vector AV:N/AC:L/Au:N/C:N/I:N/A:P
Access Vector Network
Access Complexity Low
Authentication None
Confidentiality Impact None
Integrity Impact None
Availability Impact Partial
CVSS v3 Scores
  National Vulnerability Database SUSE
Base Score 7.5 4.3
Attack Vector Network Network
Attack Complexity Low Low
Privileges Required None Low
User Interaction None None
Scope Unchanged Unchanged
Confidentiality Impact None None
Integrity Impact None None
Availability Impact High Low
CVSSv3 Version 3.1 3.1
SUSE Bugzilla entry: 1156450 [RESOLVED / FIXED]

SUSE Security Advisories:

List of released packages

Product(s) Fixed package version(s) References
Container caasp/v4/cert-exporter:2.3.0
  • cert-exporter >= 2.3.0-1.3.4
Container caasp/v4/cilium-operator:1.6.6
  • cilium-operator >= 1.6.6-3.3.8
Container caasp/v4/cilium:1.6.6
  • bpftool >= 4.12.14-
  • cilium >= 1.6.6-3.3.8
  • cilium-cni >= 1.6.6-3.3.8
  • cilium-proxy >= 20200109-
  • iproute2 >= 5.3-3.3.5
  • libdd_opentracing0 >= 1.0.1-3.7.3
  • libfmt6 >= 6.1.2-3.3.5
  • libsqlparser1 >= 1.5+git20181206-1.6.6
  • libxxhash0 >= 0.7.1-3.3.4
Container caasp/v4/hyperkube:v1.17.17
  • iproute2 >= 5.3-3.3.5
Container caasp/v4/kured:1.3.0
  • kured >= 1.3.0-4.17.5
Container caasp/v4/metrics-server:0.3.6
  • metrics-server >= 0.3.6-1.3.4
SUSE CaaS Platform 4.0
  • caasp-release >= 4.2.1-24.23.4
  • skuba >= 1.3.5-3.39.1
  • skuba-update >= 1.3.5-3.39.1
  • terraform-provider-vsphere >= 1.17.3-3.3.4

Status of this issue by product and package

Please note that this evaluation state might be work in progress, incomplete or outdated. Also information for service packs in the LTSS phase is only included for issues meeting the LTSS criteria. If in doubt, feel free to contact us for clarification. The updates are grouped by state of their lifecycle. SUSE product lifecycles are documented on the lifecycle page.

Product(s) Source package State
Products past their end of life and not receiving proactive updates anymore.
SUSE CaaS Platform 4.0 caasp-release Released
SUSE CaaS Platform 4.0 skuba Released
SUSE CaaS Platform 4.0 terraform-provider-vsphere Released

SUSE Timeline for this CVE

CVE page created: Mon Nov 11 10:40:53 2019
CVE page last modified: Sun Apr 30 21:59:00 2023