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CVE-2022-20929

A vulnerability in the upgrade signature verification of Cisco Enterprise NFV Infrastructure Software (NFVIS) could allow an…

High7.8EPSS 0.19%
Published
Updated
Reserved
Assigned by
cisco

Description

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.

Timeline

  1. ID reserved

    By cisco

  2. · 16 months later

    Published

  3. · 17 months later

    Record updated

Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.

Scores

CVSS scores of CVE-2022-20929, by who scored it
Scored byCVSSScoreVector
ciscoCNA (assigner)3.1High7.8CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
NVDNVD · Modified3.1High7.8CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
EPSS (exploitation in 30 days)
0.19% · top 92% of all CVEs (7 Nov 2026)
Loading the EPSS history…

The list uses the assigner's score when there is one, then CISA's, then NVD's: High 7.8.

Weakness

Affected products

  • Cisco · Cisco Enterprise NFV Infrastructure Software

    • affected 3.5.1
    • affected 3.5.2
    • affected 3.6.1
    • affected 3.6.2
    • affected 3.6.3
    • affected 3.7.1
    • affected 3.8.1
    • affected 3.9.1
    • affected 3.9.2
    • affected 3.10.1
    • affected 3.10.2
    • affected 3.10.3
    • affected 3.11.1
    • affected 3.11.2
    • affected 3.11.3
    • affected 3.12.1
    • affected 3.12.2
    • affected 3.12.3
    • affected 3.12.1a
    • affected 3.12.1b
    • affected 4.1.1
    • affected 4.1.2
    • affected 4.2.1
    • affected 4.4.2
    • affected 4.4.1
    • affected 4.5.1
    • affected 4.6.1
    • affected 4.6.2-FC3
    • affected 4.6.2
    • affected 4.6.3
    • affected 4.7.1
    • affected 4.8.1
    • affected 4.9.1

What to do

Exploitation: The Cisco PSIRT is not aware of any public announcements or malicious use of the vulnerability that is described in this advisory.

References (1)

Sources

The same CVE in the primary databases and aggregators, to check against.

Badge for a README or a ticket

CVE-2022-20929 badge
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Record last updated .