Improper Verification of Cryptographic Signature in Cisco Enterprise NFV Infrastructure Software



Published: 2022-10-06
Risk High
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2022-20929
CWE-ID CWE-347
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 one high risk vulnerability.

1) Improper Verification of Cryptographic Signature

EUVDB-ID: #VU67956

Risk: High

CVSSv3.1: 7.7 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2022-20929

CWE-ID: CWE-347 - Improper Verification of Cryptographic Signature

Exploit availability: No

Description

The vulnerability allows a remote attacker to compromise the target system.

The vulnerability exists due to insufficient cryptographic signature verification of upgrade files. A remote attacker can provide an unauthentic upgrade file for upload.

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-ISV-BQrvEv2h


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.



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