Risk | High |
Patch available | YES |
Number of vulnerabilities | 1 |
CVE-ID | CVE-2018-17553 |
CWE-ID | CWE-434 CWE-22 |
Exploitation vector | Network |
Public exploit | Public exploit code for vulnerability #1 is available. |
Vulnerable software Subscribe |
Navigate CMS Web applications / CMS |
Vendor | Naviwebs |
Security Bulletin
This security bulletin contains one high risk vulnerability.
EUVDB-ID: #VU15464
Risk: High
CVSSv3.1: 9.3 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H/E:F/RL:O/RC:C]
CVE-ID: CVE-2018-17553
CWE-ID:
CWE-434 - Unrestricted Upload of File with Dangerous Type
Exploit availability: Yes
DescriptionThe vulnerability allows a remote attacker to conduct directory traversal attack on the target system.
The vulnerability exists in the navigate_upload.php code due to insufficient validation of user-supplied input. A remote attacker can send a POST request with engine=picnik and id=../../../navigate_info.php. that submits malicious directory traversal characters, upload PHP files to arbitrary locations on the system, bypass authentication and execute arbitrary code with elevated privileges.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
MitigationUpdate to version 2.8.5 r1355.
Vulnerable software versionsNavigate CMS: 2.8
External linkshttp://github.com/rapid7/metasploit-framework/pull/10704
http://github.com/NavigateCMS/Navigate-CMS/commit/2bdcb8b3c5bb23851a2115db96585f1ac8cb2d1e
Q & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability. However, a fully functional exploit for this vulnerability is available.