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Priority reviewHigh

CVE-2022-30023

hg9 firmware, hg9

Tenda ONT GPON AC1200 Dual band WiFi HG9 v1.0.1 is vulnerable to Command Injection via the Ping function.

CVSS
8.8
EPSS
41.8%
98.6% percentile
CISA KEV
Not listed
Published
2022.06.17
PRIORITY ASSESSMENT

Priority review

FIRST EPSS indicates an elevated probability of exploitation.

Known exploitationNot established by KEV
Exploit probability41.8%
Technical severityCVSS 8.8

Vulnerability overview

Tenda ONT GPON AC1200 Dual band WiFi HG9 v1.0.1 is vulnerable to Command Injection via the Ping function.

Affected product and versions

Product
hg9 firmware, hg9
Affected versions
1.0.1
Fixed versions
No verified fixed-version field is available yet

Recommended response sequence

Confirm exposure before applying a vendor-supported change.

Full remediation guide
  1. 1
    Identify

    Confirm that hg9 firmware, hg9 and an affected version are present.

  2. 2
    Prioritize

    Combine exploitation signals with asset exposure and business criticality.

  3. 3
    Remediate

    Follow the vendor advisory or supported update path and preserve rollback options.

  4. 4
    Verify

    Recheck the version, service health, access paths, and relevant logs.

Technical data

CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CWE
CWE-78