Vulnerability identifier: #VU57645

Vulnerability risk: Critical

CVSSv3.1: 9.1 [CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H/E:H/RL:U/RC:C]

CVE-ID: N/A

CWE-ID: CWE-94

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
PPX-AnyLink 8000
Hardware solutions / Routers & switches, VoIP, GSM, etc
PPX-AnyLink 6904
Hardware solutions / Routers & switches, VoIP, GSM, etc
PPX-AnyLink 6900
Hardware solutions / Routers & switches, VoIP, GSM, etc
PPX-AnyLink 6900F
Hardware solutions / Routers & switches, VoIP, GSM, etc
PPX-AnyLink 6006
Hardware solutions / Routers & switches, VoIP, GSM, etc
PPX-AnyLink 6004
Hardware solutions / Routers & switches, VoIP, GSM, etc

Vendor: EntroLink

Description

The vulnerability allows a remote user to execute arbitrary code on the target system.

The vulnerability exists due to improper input validation. A remote administrator can execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Note, the vulnerability is being actively exploited in the wild.

Mitigation
Cybersecurity Help is currently unaware of any official solution to address this vulnerability.

Vulnerable software versions

PPX-AnyLink 8000: All versions

PPX-AnyLink 6904: All versions

PPX-AnyLink 6900: All versions

PPX-AnyLink 6900F: All versions

PPX-AnyLink 6006: All versions

PPX-AnyLink 6004: All versions

---

External links
http://therecord.media/ransomware-gangs-are-abusing-a-zero-day-in-entrolink-vpn-appliances/

---

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated privileged user via the Internet.

Is there known malware, which exploits this vulnerability?

Yes. This vulnerability is being exploited in the wild.