CVE-2017-18078 log
| Source |
|
| Severity | High |
| Remote | No |
| Type | Access restriction bypass |
| Description | systemd-tmpfiles in systemd before 237 attempts to support ownership/permission changes on hardlinked files even if the fs.protected_hardlinks sysctl is turned off, which allows local users to bypass intended access restrictions via vectors involving a hard link to a file for which the user lacks write access, as demonstrated by changing the ownership of the /etc/passwd file. |
| Group | Package | Affected | Fixed | Severity | Status | Ticket |
|---|---|---|---|---|---|---|
| AVG-621 | systemd | 236.0-1 | 237.0-1 | High | Fixed |
| References |
|---|
https://www.exploit-db.com/exploits/43935/ https://github.com/systemd/systemd/issues/7736 |