Critical BaoTa Panel Vulnerability (2020): Impact, Global Exposure, and Fixes

On the evening of August 23, 2020, the official BaoTa team released an emergency security update that patched a high‑severity vulnerability present in version 7.4.2. An attacker could exploit this flaw to bypass authentication, access the database, and even obtain full server privileges.

BaoTa Linux panel is a server‑management tool that streamlines operations with one‑click deployment of LAMP/LNMP, clustering, monitoring, website, FTP, database, Java and over 100 other functions. Publicly available proof‑of‑concept exploits have been released, prompting the White Hat Security Research Institute to reproduce the vulnerability promptly.

Impact Scope

BaoTa Linux panel 7.4.2

BaoTa Windows panel 6.8

Installations that include phpMyAdmin (other versions are unaffected)

According to the latest FOFA data (within the past year), there are 2,592,629 publicly exposed services running “BaoTa‑Linux control panel” worldwide. The United States hosts the most with 1,279,856 instances, followed by Mainland China (461,268), Hong Kong (401,294), South Africa (238,695) and Australia (19,850).

Global distribution (illustrated below) shows the geographical spread of these services.

In Mainland China, Zhejiang province has the highest number of installations (93,211), followed by Beijing (54,557), Guangdong (14,903), Guangxi (6,492) and Jiangsu (5,781).

Vulnerability Proof‑of‑Concept

The FOFA client platform has already updated its detection signatures to include the POC.

Fix Recommendations

Upgrade BaoTa panel to the latest version 7.4.3 (official link: https://www.bt.cn/bbs/thread-54644-1-1.html).

Immediately close public access to port 888 or apply appropriate access restrictions.