Vulnerability CVE-2017-14705
Published: 2017-09-22   Modified: 2017-09-23

Description:
DenyAll WAF before 6.4.1 allows unauthenticated remote command execution via TCP port 3001 because shell metacharacters can be inserted into the type parameter to the tailDateFile function in /webservices/stream/tail.php. An iToken authentication parameter is required but can be obtained by exploiting CVE-2017-14706. This affects DenyAll i-Suite LTS 5.5.0 through 5.5.12, i-Suite 5.6, Web Application Firewall 5.7, and Web Application Firewall 6.x before 6.4.1, with On Premises or AWS/Azure cloud deployments.

Type:

CWE-78

 (Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection') )

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

CVSS Base Score
Impact Subscore
Exploitability Subscore
9.3/10
10/10
8.6/10
Exploit range
Attack complexity
Authentication
Remote
Medium
No required
Confidentiality impact
Integrity impact
Availability impact
Complete
Complete
Complete
Affected software
Denyall -> I-suite 
Denyall -> Web application firewall 

 References:
https://github.com/rapid7/metasploit-framework/pull/8980
https://pentest.blog/advisory-denyall-web-application-firewall-unauthenticated-remote-code-execution/
https://www.denyall.com/blog/advisories/advisory-unauthenticated-remote-code-execution-denyall-web-application-firewall/
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