CVE-2021-42072

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Summary

CVECVE-2021-42072
StatePUBLIC
Assigner[email protected]
Source PriorityCVE Program / NVD first with legacy fallback
Published2021-11-08 04:15:00 UTC
Updated2023-11-07 03:39:00 UTC
DescriptionAn 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.

Risk And Classification

Problem Types: CWE-287

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Application Barrier Project Barrier All All All All
Operating System Fedoraproject Fedora 34 All All All
Operating System Fedoraproject Fedora 35 All All All

References

ReferenceSourceLinkTags
[SECURITY] Fedora 35 Update: barrier-2.4.0-1.fc35 - package-announce - Fedora Mailing-Lists lists.fedoraproject.org
[SECURITY] Fedora 35 Update: barrier-2.4.0-1.fc35 - package-announce - Fedora Mailing-Lists FEDORA lists.fedoraproject.org
[SECURITY] Fedora 34 Update: barrier-2.4.0-1.fc34 - package-announce - Fedora Mailing-Lists FEDORA lists.fedoraproject.org
oss-security - Barrier "software KVM switch" multiple remote security issues MLIST www.openwall.com
Release v2.4.0 · debauchee/barrier · GitHub MISC github.com
[SECURITY] Fedora 34 Update: barrier-2.4.0-1.fc34 - package-announce - Fedora Mailing-Lists lists.fedoraproject.org
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

Legacy QID Mappings

  • 282454 Fedora Security Update for barrier (FEDORA-2022-09c1a5bab8)
  • 282455 Fedora Security Update for barrier (FEDORA-2022-3dc519f073)
  • 751376 OpenSUSE Security Update for barrier (openSUSE-SU-2021:1498-1)

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