Upstream information

CVE-2021-22138 at MITRE

Description

In Logstash versions after 6.4.0 and before 6.8.15 and 7.12.0 a TLS certificate validation flaw was found in the monitoring feature. When specifying a trusted server CA certificate Logstash would not properly verify the certificate returned by the monitoring server. This could result in a man in the middle style attack against the Logstash monitoring data.

SUSE information

Overall state of this security issue: Resolved

This issue is currently rated as having low severity.

CVSS v2 Scores
  National Vulnerability Database
Base Score 4.3
Vector AV:N/AC:M/Au:N/C:P/I:N/A:N
Access Vector Network
Access Complexity Medium
Authentication None
Confidentiality Impact Partial
Integrity Impact None
Availability Impact None
CVSS v3 Scores
  National Vulnerability Database SUSE
Base Score 3.7 2.6
Vector CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N CVSS:3.1/AV:A/AC:H/PR:N/UI:R/S:U/C:L/I:N/A:N
Access Vector Network Adjacent Network
Access Complexity High High
Privileges Required None None
User Interaction None Required
Scope Unchanged Unchanged
Confidentiality Impact Low Low
Integrity Impact None None
Availability Impact None None
CVSSv3 Version 3.1 3.1
SUSE Bugzilla entry: 1186055 [RESOLVED / FIXED]

No SUSE Security Announcements cross referenced.


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Please note that this evaluation state might be work in progress, incomplete or outdated.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.

Product(s) Source package State
HPE Helion OpenStack 8 logstash Not affected
SUSE OpenStack Cloud 7 logstash Not affected
SUSE OpenStack Cloud 8 logstash Not affected
SUSE OpenStack Cloud 9 logstash Not affected
SUSE OpenStack Cloud Crowbar 8 logstash Not affected
SUSE OpenStack Cloud Crowbar 9 logstash Not affected