Upstream information

CVE-2020-35471 at MITRE

Description

Envoy before 1.16.1 mishandles dropped and truncated datagrams, as demonstrated by a segmentation fault for a UDP packet size larger than 1500.

SUSE information

Overall state of this security issue: Running

This issue is currently rated as having important 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 7.5
Vector CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Access Vector Network Network
Access Complexity Low Low
Privileges Required None None
User Interaction None None
Scope Unchanged Unchanged
Confidentiality Impact None None
Integrity Impact None None
Availability Impact High High
CVSSv3 Version 3.1 3.1
SUSE Bugzilla entry: 1180121 [RESOLVED / FIXED]

SUSE Security Advisories:

List of released packages

Product(s) Fixed package version(s) References
SUSE CaaS Platform 4.5
  • caasp-release >= 4.5.3-1.13.1
  • skuba >= 2.1.13-3.15.7.2
  • skuba-update >= 2.1.13-3.15.7.2
Patchnames:
SUSE-SUSE-CAASP-4.5-2021-335
SUSE Package Hub 15 SP3
  • envoy-proxy >= 1.14.6-bp153.3.4.1
  • envoy-proxy-source >= 1.14.6-bp153.3.4.1
Patchnames:
openSUSE-2022-65
openSUSE Leap 15.3
  • envoy-proxy >= 1.14.6-bp153.3.4.1
  • envoy-proxy-source >= 1.14.6-bp153.3.4.1
Patchnames:
openSUSE-2022-65