CVE-2024-54457Network attack vector

Authenticated telnet enablement through undocumented function

Published Dec 18, 2024 · Updated Dec 18, 2024

Undocumented functionality in FXC Inc. AE1021 and AE1021PE firmware 2.0.10 and earlier allows remote authenticated users to enable telnet. Public advisories do not identify the firmware component, request field, or hidden operation that activates the telnet-enablement function. The action requires a logged-in administrative session and exposes the device's telnet management service.

CVSS severity7.2
High
EPSS probability0.41%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Undocumented functionality in FXC Inc. AE1021 and AE1021PE firmware 2.0.10 and earlier allows remote authenticated users to enable telnet. Public advisories do not identify the firmware component, request field, or hidden operation that activates the telnet-enablement function. The action requires a logged-in administrative session and exposes the device's telnet management service.

The record

CVE
CVE-2024-54457
Published
Dec 18, 2024
Updated
Dec 18, 2024
Vendor
FXC Inc.
Product
AE1021
Classifications
CWE-1242
Attack vector
network
Privileges
admin

Timeline

How it unfolded

  1. Dec 18, 2024CVE publishedPublication date reported by the CVE source.
  2. Dec 18, 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=firmware versions 2.0.10 and earlier

What conditions does exploitation require?

Attack vectornetwork
Required privilegesadmin

What is affected?

FXC Inc. · AE1021version=firmware versions 2.0.10 and earlier
FXC Inc. · AE1021PEversion=firmware versions 2.0.10 and earlier

Published CVSS scores

7.2JPCERT/CCCVSS: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.

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
Privilegesadmin
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-1242Inclusion of Undocumented Features or Chicken Bits

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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