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TI-2022-05488 Aliases CVE-2022-20929

Improper signature verification in Cisco Enterprise NFV Infrastructure Software

Priority LOW 33CWE-347Published · Updated

Key facts

Attack vector
Local
Privileges required
None
User interaction
Required
Attack complexity
Low
Impact type
Security bypass
Confidentiality · integrity · availability
High · High · High
Fix status
No fix listed

Attack profile from CVSS 3.1 · CNA. Fix status from CNA. Impact type from CWE-347.

Summary

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.

Why it matters now

EPSS 0.00188 8th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet

SSVC decision points

Not available: CISA has not published SSVC decision points for this record.

Affected products

VendorProductAffected versionsFixed inStatusSource
CiscoCisco Enterprise NFV Infrastructure Software3.5.1; 3.5.2; 3.6.1; 3.6.2; 3.6.3; 3.7.1; 3.8.1; 3.9.1; 3.9.2; 3.10.1; 3.10.2; 3.10.3; 3.11.1; 3.11.2; 3.11.3; 3.12.1; 3.12.2; 3.12.3; 3.12.1a; 3.12.1b; 4.1.1; 4.1.2; 4.2.1; 4.4.2; 4.4.1; 4.5.1; 4.6.1; 4.6.2-FC3; 4.6.2; 4.6.3; 4.7.1; 4.8.1; 4.9.1—No fix listedCNA
  • Cisco Enterprise NFV Infrastructure Software VendorCisco Affected 3.5.1; 3.5.2; 3.6.1; 3.6.2; 3.6.3; 3.7.1; 3.8.1; 3.9.1; 3.9.2; 3.10.1; 3.10.2; 3.10.3; 3.11.1; 3.11.2; 3.11.3; 3.12.1; 3.12.2; 3.12.3; 3.12.1a; 3.12.1b; 4.1.1; 4.1.2; 4.2.1; 4.4.2; 4.4.1; 4.5.1; 4.6.1; 4.6.2-FC3; 4.6.2; 4.6.3; 4.7.1; 4.8.1; 4.9.1 Fixed in — No fix listed CNA

CPE configurations NVD · 1

CPEVersionsRoleVendor
cpe:2.3:a:cisco:enterprise_nfv_infrastructure_software:*:*:*:*:*:*:*:*3.5.1 to before 4.9.1VulnerableCisco
  • cpe:2.3:a:cisco:enterprise_nfv_infrastructure_software:*:*:*:*:*:*:*:* Versions 3.5.1 to before 4.9.1 Vulnerable ·Cisco

Remediation

No fixed version listed by the sources yet.

Timeline

  1. 2026-10-02 Threatist record created from CVE-2022-20929

References

Advisory 1

  • TI-2025-23504 Erlang/OTP SSH Vulnerable to Pre-Authentication RCE KEVCVSS 3.1CRITICAL 10.0
  • TI-2021-13745 Cisco Enterprise NFV Infrastructure Software Authentication Bypass Vulnerability CVSS 3.1CRITICAL 9.8
  • TI-2020-03016 Cisco Integrated Management Controller Multiple Remote Code Execution Vulnerabilities CVSS 3.1CRITICAL 9.8
  • TI-2022-05339 Cisco Enterprise NFV Infrastructure Software Vulnerabilities CVSS 3.1CRITICAL 9.9
  • TI-2022-05338 Cisco Enterprise NFV Infrastructure Software Vulnerabilities CVSS 3.1CRITICAL 9.9
  • TI-2022-05336 Cisco Enterprise NFV Infrastructure Software Vulnerabilities CVSS 3.1CRITICAL 9.9
See all 34 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences