CVE-2022-0550Network attack vector

Authenticated command execution via report-logo upload

Published Mar 24, 2022 · Updated Sep 20, 2024

Improper input validation in Nozomi Networks Guardian and CMC before 22.0.0 allows remote authenticated users to execute commands. The custom report-logo upload performs insufficient validation on uploaded image content, allowing it to trigger appliance commands. Admin or report manager access to the management interface is required, and commands run with web server user privileges.

CVSS severity8.6
High
EPSS probability0.90%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Improper input validation in Nozomi Networks Guardian and CMC before 22.0.0 allows remote authenticated users to execute commands. The custom report-logo upload performs insufficient validation on uploaded image content, allowing it to trigger appliance commands. Admin or report manager access to the management interface is required, and commands run with web server user privileges.

The record

CVE
CVE-2022-0550
Published
Mar 24, 2022
Updated
Sep 20, 2024
Vendor
Nozomi Networks
Product
Guardian
Classifications
CWE-20, T1059
Attack vector
network
Privileges
authenticated

Timeline

How it unfolded

  1. Mar 24, 2022CVE publishedPublication date reported by the CVE source.
  2. Sep 20, 2024Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

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Is a vulnerable build present?

Compare these published version ranges with your installed build and any vendor patches.

  1. Affected versionversion=unspecified <22.0.0

What conditions does exploitation require?

Attack vectornetwork
Required privilegesauthenticated

What is affected?

Nozomi Networks · Guardianversion=unspecified <22.0.0
Nozomi Networks · Central Management Console (CMC)version=unspecified <22.0.0

Published CVSS scores

8.6Nozomi NetworksCVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
7.2Nozomi NetworksCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

CVSS describes severity. EPSS estimates exploitation probability.

Attacks

What attackers are doing with it

Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.

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No observations available

Sep 10, 2026Sep 16, 2026
Latest reporting daySep 16, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectornetwork
Privilegesauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-20Improper Input Validation
T1059Command and Scripting Interpreter

Public exploit references

No public exploit references are available in this record.

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Technologies

Your stack

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Your stack

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