Cyber Resilience

CVE-2022-23332

HighPublic PoCRCE

Published: 09 May 2022

Published
09 May 2022
Modified
21 November 2024
KEV Added
Patch
CVSS Score v3.1 8.8 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
EPSS Score 0.1280 94.2th percentile
Risk Priority 25 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2022-23332 is a high-severity Code Injection (CWE-94) vulnerability in Ejointech Acom508 Firmware. Its CVSS base score is 8.8 (High).

Operationally, ranked in the top 5.8% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog; a public proof-of-concept is referenced.

Deeper analysis

CVE-2022-23332 is a command injection vulnerability, tracked under CWE-94, that affects the Manual Ping Form in the Web UI of Shenzhen Ejoin Information Technology Co., Ltd. ACOM508, ACOM516, and ACOM532 devices running firmware version 609-915-041-100-020. The flaw permits injection of arbitrary commands through an input field and carries a CVSS 3.1 base score of 8.8.

A remote attacker who has authenticated access to the web interface can exploit the issue over the network without user interaction, resulting in full compromise of confidentiality, integrity, and availability on the affected device.

Public references include the vendor site, a GitHub repository containing exploit details, and shared folders with additional technical material, but no vendor advisory or patch information is provided in the available sources. The associated EPSS score has remained flat at 0.1280 since disclosure.

EU & UK References

Vulnerability details

Command injection vulnerability in Manual Ping Form (Web UI) in Shenzhen Ejoin Information Technology Co., Ltd. ACOM508/ACOM516/ACOM532 609-915-041-100-020 allows a remote attacker to inject arbitrary code via the field.

CWE(s)

Related Threats

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

Affected Assets

ejointech
acom508 firmware
≤ 508-609-900-241-100-020
ejointech
acom532 firmware
≤ 532-609-915-041-100-020
ejointech
acom516 firmware
all versions

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.

addresses: CWE-94

Makes persistent code injection into loaded programs impossible when the executable image itself resides on hardware-protected read-only media.

addresses: CWE-94

Dynamically generated code can be produced and executed inside the isolated chamber, preventing host compromise from code-injection payloads.

addresses: CWE-94

Validates inputs used in dynamic code generation to block injected directives.

addresses: CWE-94

Directly prevents execution of attacker-supplied code written into data memory regions.

References