Remote code execution in PEPPERL+FUCHS VisuNet RM, VisuNet PC, and Box Thin Client
| Risk | High |
| Patch available | YES |
| Number of vulnerabilities | 1 |
| CVE-ID | CVE-2018-0886 |
| CWE-ID | CWE-20 |
| Exploitation vector | Network |
| Public exploit | Public exploit code for vulnerability #1 is available. |
| Vulnerable software Subscribe |
Box Thin Client Hardware solutions / Firmware VisuNet PC Hardware solutions / Firmware VisuNet RM Hardware solutions / Firmware |
| Vendor | PEPPERL+FUCHS |
Security Bulletin
This security bulletin contains one high risk vulnerability.
1) Improper input validation
EUVDB-ID: #VU11029
Risk: Medium
CVSSv3.1: 7.3 [CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H/E:P/RL:O/RC:C]
CVE-ID: CVE-2018-0886
CWE-ID:
CWE-20 - Improper input validation
Exploit availability: Yes
DescriptionThe vulnerability allows a remote attacker to execute arbitrary code on the target system.
The vulnerability exists due to an error when validation authentication requests in Credential Security Support Provider protocol (CredSSP). A remote unauthenticated attacker with ability to perform a Man-in-the-Middle (MitM) attack can execute arbitrary code on the target system.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
MitigationInstall update from vendor's website.
Vulnerable software versionsBox Thin Client: All versions
VisuNet PC: All versions
VisuNet RM: All versions
External linkshttp://cert.vde.com/de-de/advisories/vde-2018-008
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, proof of concept for this vulnerability is available.
