What is CVE-2022-20929?

CVE-2022-20929 is a high-severity vulnerability in Cisco Enterprise Nfv Infrastructure Software, classified under Improper Verification of Cryptographic Signature. CVSS score: 7.8/10. Published 2023-03-10.

How severe is CVE-2022-20929?

High severity. CVSS v3 base score is 7.8 out of 10.

Vulnerability in Cisco Enterprise Nfv Infrastructure Software

CVE-2022-20929

A vulnerability in the upgrade signature verification of Cisco Enterprise NFV Infrastructure Software (NFVIS) could allow an unauthenticated, local attacker to provide an unauthentic upgrade file for upload. This vulnerability is due to insufficient cryptographic signature verification of upgrade files. An attacker could exploit this vulnerability by providing an administrator with an unauthentic upgrade file. A successful exploit could allow the attacker to fully compromise the Cisco NFVIS system.

EPSS: 0.002 (8.5th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.

Affected products

Cisco Enterprise Nfv Infrastructure Software — versions 3.5.1, 3.5.2, 3.6.1
Cisco Enterprise_nfv_infrastructure_software

Weakness classification (CWE)

CWE-347 — Improper Verification of Cryptographic Signature

References

psirt@cisco.com (Vendor Advisory)

Frequently asked questions

What is CVE-2022-20929?: CVE-2022-20929 is a high-severity vulnerability in Cisco Enterprise Nfv Infrastructure Software, classified under Improper Verification of Cryptographic Signature. CVSS score: 7.8/10. Published 2023-03-10.
How severe is CVE-2022-20929?: High severity. CVSS v3 base score is 7.8 out of 10.