CVE-2024-29976

MEDIUM

Zyxel NAS326 <V5.21(AAZF.17)C0 - Privilege Escalation

Title source: llm

Exploitation Summary

EIP tracks 1 public exploit for CVE-2024-29976. PoCs published by Pommaq.

AI-analyzed exploit summary This repository contains a functional exploit PoC for multiple ZyXEL NAS vulnerabilities (CVE-2024-29972, CVE-2024-29976, CVE-2024-29973, CVE-2024-29975, CVE-2024-29974), demonstrating command injection, privilege escalation, and backdoor access. The exploit chains these vulnerabilities to achieve remote code execution and root access on affected devices.

Description

** UNSUPPORTED WHEN ASSIGNED ** The improper privilege management vulnerability in the command “show_allsessions” in Zyxel NAS326 firmware versions before V5.21(AAZF.17)C0 and NAS542 firmware versions before V5.21(ABAG.14)C0 could allow an authenticated attacker to obtain a logged-in administrator’s session information containing cookies on an affected device.

Exploits (1)

github WORKING POC 4 stars

by Pommaq · pythonpoc

https://github.com/Pommaq/CVE-2024-29972-CVE-2024-29976-CVE-2024-29973-CVE-2024-29975-CVE-2024-29974-poc

View Code ZIP pw:eip

This repository contains a functional exploit PoC for multiple ZyXEL NAS vulnerabilities (CVE-2024-29972, CVE-2024-29976, CVE-2024-29973, CVE-2024-29975, CVE-2024-29974), demonstrating command injection, privilege escalation, and backdoor access. The exploit chains these vulnerabilities to achieve remote code execution and root access on affected devices.

Classification

Working Poc 95%

Attack Type

Rce | Lpe | Auth Bypass

Complexity

Complex

Reliability

Reliable

Target: ZyXEL NAS devices (specific versions not explicitly listed)

No auth needed

Prerequisites: Network access to the target device · Vulnerable ZyXEL NAS firmware

MITRE ATT&CK

T1059 - Command and Scripting Interpreter T1068 - Exploitation for Privilege Escalation T1190 - Exploit Public-Facing Application

devstral-2 · analyzed Feb 19, 2026 Full analysis →

References (2)

Core 2

Core References

Exploit, Third Party Advisory

https://outpost24.com/blog/zyxel-nas-critical-vulnerabilities/

Vendor Advisory vendor-advisory

https://www.zyxel.com/global/en/support/security-advisories/zyxel-security-advisory-for-multiple-vulnerabilities-in-nas-products-06-04-2024

Scores

CVSS v3 6.5

EPSS 0.0895

EPSS Percentile 94.6%

Attack Vector NETWORK

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

CISA SSVC

Vulnrichment

Exploitation none

Automatable no

Technical Impact total

Details

CWE

CWE-269

Status published

Products (2)

zyxel/nas326_firmware < 5.21\(aazf.17\)c0

zyxel/nas542_firmware < 5.21\(abag.14\)c0

Published Jun 04, 2024

Tracked Since Feb 18, 2026