In Keepalived through 2.2.4, the D-Bus policy does not sufficiently restrict the message destination, allowing any user to inspect and manipulate any property. This leads to access-control bypass in some situations in which an unrelated D-Bus system service has a settable (writable) property
Affected Software
| Name | Vendor | Start Version | End Version |
|---|---|---|---|
| Keepalived | Keepalived | * | 2.2.4 (including) |
| Red Hat Enterprise Linux 8 | RedHat | keepalived-0:2.1.5-8.el8 | * |
| Keepalived | Ubuntu | bionic | * |
| Keepalived | Ubuntu | devel | * |
| Keepalived | Ubuntu | esm-infra/bionic | * |
| Keepalived | Ubuntu | esm-infra/focal | * |
| Keepalived | Ubuntu | focal | * |
| Keepalived | Ubuntu | hirsute | * |
| Keepalived | Ubuntu | impish | * |
| Keepalived | Ubuntu | jammy | * |
| Keepalived | Ubuntu | trusty | * |
| Keepalived | Ubuntu | xenial | * |
References
- https://github.com/acassen/keepalived/commit/7977fec0be89ae6fe87405b3f8da2f0b5e415e3d
- https://github.com/acassen/keepalived/pull/2063
- https://lists.debian.org/debian-lts-announce/2023/04/msg00012.html
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/5226RYNMNB7FL4MSJDIBBGPUWH6LMRYV/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/6O2R6EXURJQFPFPYFWRCZLUYVWQCLSZM/
- https://github.com/acassen/keepalived/commit/7977fec0be89ae6fe87405b3f8da2f0b5e415e3d
- https://github.com/acassen/keepalived/pull/2063
- https://lists.debian.org/debian-lts-announce/2023/04/msg00012.html
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/5226RYNMNB7FL4MSJDIBBGPUWH6LMRYV/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/6O2R6EXURJQFPFPYFWRCZLUYVWQCLSZM/