A vulnerability was found in CPython which is used by openstack-nova’s console proxy, noVNC. By crafting a malicious URL, noVNC could be made to redirect to any desired URL.
References
- https://nvd.nist.gov/vuln/detail/CVE-2021-3654
- https://bugs.launchpad.net/nova/+bug/1927677
- https://bugs.python.org/issue32084
- https://bugzilla.redhat.com/show_bug.cgi?id=1961439
- https://opendev.org/openstack/nova/commit/04d48527b62a35d912f93bc75613a6cca606df66
- https://opendev.org/openstack/nova/commit/8906552cfc2525a44251d4cf313ece61e57251eb
- https://security.openstack.org/ossa/OSSA-2021-002.html
- https://www.openwall.com/lists/oss-security/2021/07/29/2
- https://github.com/advisories/GHSA-vqp6-j452-j6wp