Upstream information

CVE-2021-42072 at MITRE


An issue was discovered in Barrier before 2.4.0. The barriers component (aka the server-side implementation of Barrier) does not sufficiently verify the identify of connecting clients. Clients can thus exploit weaknesses in the provided protocol to cause denial-of-service or stage further attacks that could lead to information leaks or integrity corruption.

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 6.5
Vector AV:N/AC:L/Au:S/C:P/I:P/A:P
Access Vector Network
Access Complexity Low
Authentication Single
Confidentiality Impact Partial
Integrity Impact Partial
Availability Impact Partial
CVSS v3 Scores
  National Vulnerability Database
Base Score 8.8
Vector CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack Vector Network
Attack Complexity Low
Privileges Required Low
User Interaction None
Scope Unchanged
Confidentiality Impact High
Integrity Impact High
Availability Impact High
CVSSv3 Version 3.1
No SUSE Bugzilla entries cross referenced.

SUSE Security Advisories:

List of released packages

Product(s) Fixed package version(s) References
SUSE Package Hub 15 SP3
  • barrier >= 2.4.0-bp153.2.3.1
openSUSE Leap 15.2
  • barrier >= 2.4.0-lp152.3.6.1
openSUSE Leap 15.3
  • barrier >= 2.4.0-bp153.2.3.1
openSUSE Tumbleweed
  • barrier >= 2.4.0-1.1
openSUSE Tumbleweed GA barrier-2.4.0-1.1

SUSE Timeline for this CVE

CVE page created: Wed Aug 11 10:03:50 2021
CVE page last modified: Wed Oct 26 23:27:05 2022