medium6.7
CVE-2022-42917
In FRRouting FRR before 8.5, the service user (usually frr) can escalate its privileges to root by monitoring the configuration directory (/etc/frr) and replac…
Impact
In FRRouting FRR before 8.5, the service user (usually frr) can escalate its privileges to root by monitoring the configuration directory (/etc/frr) and replacing config files upon creation with, for example, symlinks to change the ownership of arbitrary files. This is a TOCTOU Race Condition caused by a combination of touch and chown.
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| FRRouting | FRRouting FRR | before 8.5 |
Versions were read from the advisory text. No structured product data has been published for this record yet.