CVE-2020-29669

HIGH

Macally WIFISD2-2A82 Media and Travel Router 2.000.010 - Privilege Escalation

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 2 public exploits for CVE-2020-29669. PoCs published by code-byter.

AI-analyzed exploit summary This PoC exploits CVE-2020-29669, a privilege escalation vulnerability in Macally WIFISD2 devices. It authenticates as a guest user, changes the admin password, and then uses Telnet to dump and crack the root hash to gain root access.

Description

In the Macally WIFISD2-2A82 Media and Travel Router 2.000.010, the Guest user is able to reset its own password. This process has a vulnerability which can be used to take over the administrator account and results in shell access. As the admin user may read the /etc/shadow file, the password hashes of each user (including root) can be dumped. The root hash can be cracked easily which results in a complete system compromise.

Exploits (2)

nomisec WORKING POC 2 stars
by code-byter · poc
https://github.com/code-byter/CVE-2020-29669

This PoC exploits CVE-2020-29669, a privilege escalation vulnerability in Macally WIFISD2 devices. It authenticates as a guest user, changes the admin password, and then uses Telnet to dump and crack the root hash to gain root access.

Classification
Working Poc 95%
Attack Type
Lpe
Complexity
Moderate
Reliability
Reliable
Target: Macally WIFISD2
Auth required
Prerequisites: Network access to the target device · Guest credentials (default or known)
devstral-2 · analyzed Feb 19, 2026 Full analysis →
inthewild WORKING POC
poc
https://github.com/s1lkys/cve-2020-29669

This PoC exploits CVE-2020-29669, a privilege escalation vulnerability in Macally WIFISD2 devices. It authenticates as a guest user, changes the admin password, and then uses Telnet to dump and crack the root password hash.

Classification
Working Poc 95%
Attack Type
Lpe
Complexity
Moderate
Reliability
Reliable
Target: Macally WIFISD2
Auth required
Prerequisites: Network access to the target device · Guest credentials
devstral-2 · analyzed Feb 23, 2026 Full analysis →

References (3)

Core 3
Core References
Exploit, Third Party Advisory x_refsource_misc
https://drive.google.com/file/d/1PpiRhhfph8U_0KAoIp0AnwY3mVtp-R-g/view
Exploit, Third Party Advisory x_refsource_misc
https://github.com/S1lkys/CVE-2020-29669

Scores

CVSS v3 8.8
EPSS 0.1060
EPSS Percentile 93.5%
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-287
Status published
Products (1)
macally/wifisd2-2a82_firmware 2.000.010
Published Dec 14, 2020
Tracked Since Feb 18, 2026