CVE-2021-45841

HIGH

Terramaster F4-210, F2-210 TOS 4.2.X - Info Disclosure

Title source: llm

Description

In Terramaster F4-210, F2-210 TOS 4.2.X (4.2.15-2107141517), an attacker can self-sign session cookies by knowing the target's MAC address and the user's password hash. Guest users (disabled by default) can be abused using a null/empty hash and allow an unauthenticated attacker to login as guest.

Exploits (1)

metasploit WORKING POC EXCELLENT

rubypocunix

https://github.com/rapid7/metasploit-framework/blob/master/modules/exploits/linux/http/terramaster_unauth_rce_cve_2021_45837.rb

View Code ZIP pw:eip

References (2)

[Exploit, Third Party Advisory] https://thatsn0tmy.site/posts/2021/12/how-to-summon-rces/

[Exploit, Third Party Advisory] http://packetstormsecurity.com/files/172881/TerraMaster-TOS-4.2.15-Remote-Code-Execution.html

Scores

CVSS v3 8.1

EPSS 0.6551

EPSS Percentile 98.5%

Attack Vector NETWORK

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

Details

CWE

CWE-287 CWE-798

Status published

Products (1)

terra-master/tos 4.2.15-2107141517

Published Apr 25, 2022

Tracked Since Feb 18, 2026