Description
Due to insufficient verification, an attacker could use a malicious client to bypass authentication checks and run RPC commands in a region. This has been addressed in MAAS and updated in the corresponding snaps.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| Canonical | MAAS | 3.1.0 – < 3.1.4, 3.2.0 – < 3.2.11, 3.3.0 – < 3.3.8, 3.4.0 – < 3.4.4, 3.5.0 – < 3.5.1 | 3.1.4 |
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 20.04 LTS | maas | No fix yet | — |
| Ubuntu 18.04 LTS | maas | No fix yet | — |
| Ubuntu 16.04 LTS | maas | No fix yet | — |