CVE-2023-21407Network attack vector

Operator-to-administrator escalation via broken access control

Published Aug 3, 2023 · Updated Oct 17, 2024

Broken access control in AXIS License Plate Verifier 2.8.3 and earlier allows remote authenticated users to gain administrator privileges. Axis has not published the affected request handler or the authorization check that wrongly accepts an operator account. An operator account and network access to the camera are required; successful exploitation grants full application administration.

CVSS severity8.8
High
EPSS probability0.67%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Broken access control in AXIS License Plate Verifier 2.8.3 and earlier allows remote authenticated users to gain administrator privileges. Axis has not published the affected request handler or the authorization check that wrongly accepts an operator account. An operator account and network access to the camera are required; successful exploitation grants full application administration.

The record

CVE
CVE-2023-21407
Published
Aug 3, 2023
Updated
Oct 17, 2024
Vendor
Axis Communications AB
Product
AXIS License Plate Verifier
Classifications
T1068
Attack vector
network
Privileges
authenticated

Timeline

How it unfolded

  1. Aug 3, 2023CVE publishedPublication date reported by the CVE source.
  2. Oct 17, 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=2.8.3 or earlier

What conditions does exploitation require?

Attack vectornetwork
Required privilegesauthenticated

What is affected?

Axis Communications AB · AXIS License Plate Verifierversion=2.8.3 or earlier

Published CVSS scores

8.8NVDCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
8.8Axis Communications ABCVSS:3.1/AV:N/AC:L/PR:L/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.

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

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

T1068Exploitation for Privilege Escalation

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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