Open Redirect Affecting nova package, versions [23.0.0.0rc1,23.0.2) [22.0.0.0rc1,22.3.0) [,21.2.3)
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Test your applications- Snyk ID SNYK-PYTHON-NOVA-1321020
- published 21 Jul 2021
- disclosed 13 May 2021
- credit Unknown
Introduced: 13 May 2021
CVE-2021-3654 Open this link in a new tabHow to fix?
Upgrade nova to version 23.0.2, 22.3.0, 21.2.3 or higher.
Overview
nova is an OpenStack Nova provides a cloud computing fabric controller, supporting a wide variety of compute technologies, including: libvirt (KVM, Xen, LXC and more), Hyper-V, VMware, XenServer, OpenStack Ironic and PowerVM.
Affected versions of this package are vulnerable to Open Redirect. The console proxies used (novnc, serial, spice) run in a websockify server whose request handler inherits from the python standard SimpleHTTPRequestHandler. There is a known issue in the SimpleHTTPRequestHandler which allows open redirects by way of URLs in the following format: http://vncproxy.my.domain.com//example.com/%2F.., which if visited, will redirect a user to example.com.