CVE-2019-20462

Credential disclosure via board-level serial boot output

Published Nov 7, 2024 · Updated Nov 4, 2025

Improper access control in Alecto IVM-100 2019-11-12 devices allows physically proximate attackers to read stored credentials. During reboot, the board-level serial interface emits the view password and configured Wi-Fi access-point password without authentication. Exploitation requires opening the enclosure, attaching wires to the serial interface, and rebooting the camera; the reported impact is credential disclosure.

CVSS severity5.3
Medium
EPSS probability0.31%
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 Alecto IVM-100 2019-11-12 devices allows physically proximate attackers to read stored credentials. During reboot, the board-level serial interface emits the view password and configured Wi-Fi access-point password without authentication. Exploitation requires opening the enclosure, attaching wires to the serial interface, and rebooting the camera; the reported impact is credential disclosure.

The record

CVE
CVE-2019-20462
Published
Nov 7, 2024
Updated
Nov 4, 2025
Vendor
Unknown vendor
Product
Unknown product
Classifications
CWE-284, T1552
Attack vector
physical
Privileges
unauthenticated

Timeline

How it unfolded

  1. Nov 7, 2024CVE publishedPublication date reported by the CVE source.
  2. Nov 4, 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?

Affected buildAffected product and version details are unavailable.

What conditions does exploitation require?

Attack vectorphysical
Required privilegesunauthenticated

What is affected?

Affected products and versions are unavailable in this record.

Published CVSS scores

5.3CISA-ADPCVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N

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

Weakness, pattern, technique

CWE-284Improper Access Control
T1552Unsecured Credentials

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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