CVE-2021-40881

An issue in the BAT file parameters of PublicCMS v4.0 allows attackers to execute arbitrary code

published September 15, 2021

CVSS
—
EPSS
2%
Percentile
75.6
In the wild
Unconfirmed
What it is

⚠️ An overlooked feature in PublicCMS v4.0 could be a hacker's playground! Attackers can exploit BAT file parameters to run arbitrary code, potentially gaining full control. 🔥 Think of it like a delivery person who misreads a package label and drops it off at the wrong address, opening the door for someone to take it without permission. In this case, a little oversight can lead to big consequences! An attacker could execute any command they desire, potentially leading to data theft, unauthorized access, or even complete system takeover. It's like giving an intruder the keys to your entire operation — absolutely devastating!

Put simply

Think of it like a delivery person who misreads a package label and drops it off at the wrong address, opening the door for someone to take it without permission. In this case, a little oversight can lead to big consequences! This vulnerability lies in the BAT file parameters utilized by PublicCMS, allowing attackers to craft commands that the server will execute without proper validation. This means malicious code can be run, bypassing security measures.

What to do

An attacker could execute any command they desire, potentially leading to data theft, unauthorized access, or even complete system takeover. It's like giving an intruder the keys to your entire operation — absolutely devastating! To close this door, promptly update PublicCMS to the latest version that patches this vulnerability. Implement input validation on BAT file parameters to ensure only safe commands are processed. Stay vigilant and audit your configurations! You've got this! By taking these steps, you’ll be one step closer to securing your system. 🛡️

The record
Technical detail
CVSS
Not scored
CVSS v4.0
Not supplied
EPSS
0.01603 · 75.6th percentile
Published
2021-09-15T21:17Z
EPSS history
Timeline
  • 15 SEP 21:17Z
    An issue in the BAT file parameters of PublicCMS v4.0 allows attackers to execute arbitrary code
    cvelistv5