CVE-2022-23143

High-privilege file deletion and modification via improper permissions

Published Dec 5, 2022 · Updated Apr 23, 2025

Improper access control in ZTE OTCP V2.21.40.06RC1 allows local users with high privileges to delete or modify files. ZTE attributes the flaw to improper permission settings but does not identify the affected file, service, or permission check. High-privilege access and user interaction are required, and the bounded consequence is unauthorized file modification or deletion.

CVSS severity4.7
Medium
EPSS probability0.57%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Improper access control in ZTE OTCP V2.21.40.06RC1 allows local users with high privileges to delete or modify files. ZTE attributes the flaw to improper permission settings but does not identify the affected file, service, or permission check. High-privilege access and user interaction are required, and the bounded consequence is unauthorized file modification or deletion.

The record

CVE
CVE-2022-23143
Published
Dec 5, 2022
Updated
Apr 23, 2025
Vendor
ZTE Corporation
Product
OTCP
Classifications
CWE-732, T1565.001, T1070.004
Attack vector
local
Privileges
admin

Timeline

How it unfolded

  1. Dec 5, 2022CVE publishedPublication date reported by the CVE source.
  2. Apr 23, 2025Record 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=V2.21.40.06RC1

What conditions does exploitation require?

Attack vectorlocal
Required privilegesadmin

What is affected?

ZTE Corporation · OTCPversion=V2.21.40.06RC1

Published CVSS scores

4.7ZTE CorporationCVSS:3.1/AV:L/AC:H/PR:H/UI:R/S:C/C:L/I:L/A:L
6.5CISA-ADPCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:H
6.5NIST NVDCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/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.

Daily unique IPsNo honeypot observations are available for this CVE in the selected window.

No observations available

Sep 9, 2026Sep 15, 2026
Latest reporting daySep 15, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectorlocal
Privilegesadmin
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-732Incorrect Permission Assignment for Critical Resource
T1565.001Stored Data Manipulation
T1070.004File Deletion

Public exploit references

No public exploit references are available in this record.

Labels summarize the accepted research assessment. They do not indicate a test against your environment.

Technologies

Your stack

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Your stack

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