Vulnerability CVE-2019-6617


Published: 2019-05-03

Description:
On BIG-IP 14.0.0-14.1.0.1, 13.0.0-13.1.1.4, 12.1.0-12.1.4, 11.6.1-11.6.3.4, and 11.5.2-11.5.8, a user with the Resource Administrator role is able to overwrite sensitive low-level files (such as /etc/passwd) using SFTP to modify user permissions, without Advanced Shell access. This is contrary to our definition for the Resource Administrator (RA) role restrictions.

Type:

CWE-275

(Permission Issues)

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

CVSS Base Score
Impact Subscore
Exploitability Subscore
5.5/10
4.9/10
8/10
Exploit range
Attack complexity
Authentication
Remote
Low
Single time
Confidentiality impact
Integrity impact
Availability impact
None
Partial
Partial
Affected software
F5 -> Big-ip access policy manager 
F5 -> Big-ip advanced firewall manager 
F5 -> Big-ip analytics 
F5 -> Big-ip application acceleration manager 
F5 -> Big-ip application security manager 
F5 -> Big-ip domain name system 
F5 -> Big-ip edge gateway 
F5 -> Big-ip fraud protection service 
F5 -> Big-ip global traffic manager 
F5 -> Big-ip link controller 
F5 -> Big-ip local traffic manager 
F5 -> Big-ip policy enforcement manager 
F5 -> Big-ip webaccelerator 

 References:
http://www.securityfocus.com/bid/108186
https://github.com/mirchr/security-research/blob/master/vulnerabilities/F5/CVE-2019-6617.txt
https://support.f5.com/csp/article/K38941195

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