Vulnerability CVE-2017-14609


Published: 2017-09-20   Modified: 2017-09-21

Description:
The server daemons in Kannel 1.5.0 and earlier create a PID file after dropping privileges to a non-root account, which might allow local users to kill arbitrary processes by leveraging access to this non-root account for PID file modification before a root script executes a "kill `cat /pathname`" command, as demonstrated by bearerbox.

See advisories in our WLB2 database:
Topic
Author
Date
High
Kannel privilege escalation via PID file manipulation
Michael Orlitzky
21.09.2017

Type:

CWE-665

(Improper Initialization)

CVSS2 => (AV:L/AC:L/Au:N/C:P/I:P/A:P)

CVSS Base Score
Impact Subscore
Exploitability Subscore
4.6/10
6.4/10
3.9/10
Exploit range
Attack complexity
Authentication
Local
Low
No required
Confidentiality impact
Integrity impact
Availability impact
Partial
Partial
Partial
Affected software
Kannel -> Kannel 

 References:
https://redmine.kannel.org/issues/771

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