PT-2017-13579 · Bareos · Bareos
Publicado
2017-09-20
·
Atualizado
2019-10-03
·
CVE-2017-14610
CVSS v3.1
7.8
Alta
| Vetor | AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
Name of the Vulnerable Software and Affected Versions
Bareos versions prior to 16.2.7
Description
The issue allows local users to potentially kill arbitrary processes by modifying the PID file, which is created after dropping privileges to a non-root account. This can be exploited when a root script executes a command like "kill
cat /pathname", where /pathname is the path to the PID file.Recommendations
For versions prior to 16.2.7, consider restricting access to the PID file to prevent modification by non-root accounts until a fix is applied. As a temporary workaround, avoid using commands that execute a "kill
cat /pathname" command on the PID file created by bareos-dir, bareos-fd, and bareos-sd in bareos-core.Correção
Improper Initialization
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