#VU49921 Input validation error in Orion Platform and Orion Network Performance Monitor - CVE-2020-14005

Vulnerability identifier: #VU49921

Vulnerability risk: Medium

CVSSv4.0: 7.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:U/U:Green]

CVE-ID: CVE-2020-14005

CWE-ID: CWE-20

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Orion Platform
Server applications / Remote management servers, RDP, SSH
Orion Network Performance Monitor
Web applications / Other software

Vendor: SolarWinds

Description

The vulnerability allows a remote user to compromise the affected system.

The vulnerability exists due to insufficient validation of user-supplied input within the ExecuteVBScript and ExecuteExternalProgram methods in SolarWinds Network Performance Monitor. A remote authenticated user can pass specially crafted input to the application and execute arbitrary code with SYSTEM privileges.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Orion Platform: 2019.2 HF 1 - 2020.2.1

Orion Network Performance Monitor: 2019.4 Hotfix 1 - 2020.2

---

External links
https://gist.github.com/alert3/c9dcce5474e55f408c93c086c30cdbb7
https://www.zerodayinitiative.com/advisories/ZDI-21-063/
https://www.zerodayinitiative.com/advisories/ZDI-21-065/

---

Q & A

Can this vulnerability be exploited remotely?

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

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.