Cyber Resilience

CVE-2024-21773

High

Published: 11 January 2024

Published
11 January 2024
Modified
03 June 2025
KEV Added
—
Patch
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CVSS Score v3.1 8.8 CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS Score 0.0018 39.3th percentile
Risk Priority 18 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2024-21773 is a high-severity OS Command Injection (CWE-78) vulnerability in Tp-Link Archer Ax3000 Firmware. Its CVSS base score is 8.8 (High).

Operationally, ranked at the 39.3th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

Multiple TP-LINK products allow a network-adjacent unauthenticated attacker with access to the product from the LAN port or Wi-Fi to execute arbitrary OS commands on the product that has pre-specified target devices and blocked URLs in parental control settings.

CWE(s)
CWE-78

Related Threats

No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.

Affected Assets

tp-link
archer ax3000 firmware
≤ 1.1.2
tp-link
archer ax5400 firmware
≤ 1.1.2
tp-link
deco x50 firmware
≤ 1.4.1
tp-link
deco xe200 firmware
≤ 1.2.5

Mitigating Controls

Likely Mitigating Controls AI

Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.

SC-27 Platform-independent Applications
addresses: CWE-78

Platform-independent apps typically execute inside a managed runtime or sandbox that restricts direct OS command execution, reducing the ability to exploit OS command injection.

SI-10 Information Input Validation
addresses: CWE-78

Validates inputs to block special elements that would alter OS command execution.

References