Multiple vulnerabilities in Cisco Enterprise NFV Infrastructure Software



Published: 2022-05-05
Risk High
Patch available YES
Number of vulnerabilities 3
CVE-ID CVE-2022-20777
CVE-2022-20779
CVE-2022-20780
CWE-ID CWE-264
CWE-77
CWE-611
Exploitation vector Network
Public exploit N/A
Vulnerable software
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Enterprise NFV Infrastructure Software
Server applications / Virtualization software

Vendor Cisco Systems, Inc

Security Bulletin

This security bulletin contains information about 3 vulnerabilities.

1) Permissions, Privileges, and Access Controls

EUVDB-ID: #VU62812

Risk: Medium

CVSSv3.1:

CVE-ID: CVE-2022-20777

CWE-ID: CWE-264 - Permissions, Privileges, and Access Controls

Exploit availability: No

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


CPE2.3 External links

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

Q & A

Can this vulnerability be exploited remotely?

Is there known malware, which exploits this vulnerability?

2) Command Injection

EUVDB-ID: #VU62815

Risk: High

CVSSv3.1:

CVE-ID: CVE-2022-20779

CWE-ID: CWE-77 - Improper Neutralization of Special Elements used in a Command ('Command Injection')

Exploit availability: No

Description

The vulnerability allows a remote attacker to execute arbitrary commands on the target system.

The vulnerability exists due to improper input validation in the image registration process. A remote unauthenticated attacker can trick a victim to install a VM image with crafted metadata and execute arbitrary commands on the target system.

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

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Enterprise NFV Infrastructure Software: 4.0


CPE2.3 External links

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

Q & A

Can this vulnerability be exploited remotely?

Is there known malware, which exploits this vulnerability?

3) XML External Entity injection

EUVDB-ID: #VU62816

Risk: Medium

CVSSv3.1:

CVE-ID: CVE-2022-20780

CWE-ID: CWE-611 - Improper Restriction of XML External Entity Reference ('XXE')

Exploit availability: No

Description

The vulnerability allows a remote attacker to gain access to sensitive information.

The vulnerability exists due to insufficient validation of user-supplied XML input in the import function. A remote attacker can pass a specially crafted XML code to the affected application and view contents of arbitrary files on the system or initiate requests to external systems.

Successful exploitation of the vulnerability may allow an attacker to view contents of arbitrary file on the server or perform network scanning of internal and external infrastructure.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Enterprise NFV Infrastructure Software: 4.0


CPE2.3 External links

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

Q & A

Can this vulnerability be exploited remotely?

Is there known malware, which exploits this vulnerability?



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