Vulnerability identifier: #VU62812

Vulnerability risk: Medium

CVSSv3.1: 8.6 [CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2022-20777

CWE-ID: CWE-264

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Enterprise NFV Infrastructure Software
Server applications / Virtualization software

Vendor: Cisco Systems, Inc

Description

The vulnerability allows a remote attacker to escalate privileges on the system.

The vulnerability exists due to insufficient guest restrictions in the Next Generation Input/Output (NGIO) feature. A remote user can send an API call and compromise the NFVIS host completely. 

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Enterprise NFV Infrastructure Software: 4.0

---

External links
http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-NFVIS-MUL-7DySRX9

---

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.