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GHSA-grvm-gcqf-gh8q

Xen Orchestra Mishandles Authorization

Source: GitHub Advisory Database (reviewed) Moderate CVE-2021-36383

Packages

EcosystemPackageAffectedFixed in
npm xo-web <= 5.80.0 no fix listed
npm xo-server <= 5.84.0 no fix listed

Details

As written in the advisory (Markdown source, shown as plain text).

Xen Orchestra (with xo-web through 5.80.0 and xo-server through 5.84.0) mishandles authorization, as demonstrated by modified WebSocket `resourceSet.getAll` data is which the attacker changes the permission field from none to admin. The attacker gains access to data sets such as VMs, Backups, Audit, Users, and Groups.

References

External links from the advisory. They lead to third-party sites.