CVE-2021-40845

HIGH

Zenitel AlphaCom XE Audio Server <11.2.3.10 - Code Injection

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-2021-40845. PoCs published by ricardojoserf.

AI-analyzed exploit summary This is a functional exploit for CVE-2021-40845, an authenticated insecure file upload vulnerability in AlphaWeb XE leading to remote code execution. The PoC uploads a malicious PHP file and executes arbitrary commands via a crafted request.

Description

The web part of Zenitel AlphaCom XE Audio Server through 11.2.3.10, called AlphaWeb XE, does not restrict file upload in the Custom Scripts section at php/index.php. Neither the content nor extension of the uploaded files is checked, allowing execution of PHP code under the /cmd directory.

Exploits (1)

nomisec WORKING POC 2 stars
by ricardojoserf · poc
https://github.com/ricardojoserf/CVE-2021-40845

This is a functional exploit for CVE-2021-40845, an authenticated insecure file upload vulnerability in AlphaWeb XE leading to remote code execution. The PoC uploads a malicious PHP file and executes arbitrary commands via a crafted request.

Classification
Working Poc 100%
Attack Type
Rce
Complexity
Trivial
Reliability
Reliable
Target: Zenitel AlphaCom XE Audio Server (AlphaWeb XE) through 11.2.3.10
Auth required
Prerequisites: Valid credentials for admin and scripter roles · Network access to the target server
devstral-2 · analyzed Feb 16, 2026 Full analysis →

References (4)

Core 4
Core References
Exploit, Third Party Advisory x_refsource_misc
https://github.com/ricardojoserf/CVE-2021-40845
Exploit, Third Party Advisory x_refsource_misc
https://ricardojoserf.github.io/CVE-2021-40845/

Scores

CVSS v3 8.8
EPSS 0.0461
EPSS Percentile 90.5%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Details

CWE
CWE-434
Status published
Products (1)
zenitel/alphacom_xe_audio_server < 11.2.3.10
Published Sep 15, 2021
Tracked Since Feb 18, 2026