CVE-2018-19862

Buffer overflow in MiniShare 1.4.1 and earlier allows remote attackers to execute arbitrary code via a long HTTP POST request

published January 3, 2019

CVSS
—
EPSS
13%
Percentile
96.2
In the wild
Unconfirmed
What it is

🚨 A rogue HTTP POST could turn your MiniShare server into a playground for attackers! Think of this buffer overflow as a crowded elevator that suddenly cannot hold any more people—when overloaded, it can fail catastrophically, allowing anyone inside to gain control and push the buttons for all the wrong floors! An attacker could send a long HTTP POST request and execute arbitrary code on the server, potentially leading to full control of the MiniShare application. This could result in unauthorized data access or manipulation, posing serious risks for any data handled by the application.

Put simply

Think of this buffer overflow as a crowded elevator that suddenly cannot hold any more people—when overloaded, it can fail catastrophically, allowing anyone inside to gain control and push the buttons for all the wrong floors! This vulnerability arises from a buffer overflow in MiniShare 1.4.1 and earlier, allowing attackers to exploit the software by sending long HTTP POST requests that exceed buffer limits.

What to do

An attacker could send a long HTTP POST request and execute arbitrary code on the server, potentially leading to full control of the MiniShare application. This could result in unauthorized data access or manipulation, posing serious risks for any data handled by the application. Since MiniShare is discontinued, the best immediate action is to remove it entirely from your systems. If it's absolutely necessary to keep it for legacy reasons, ensure that it’s isolated from sensitive data and networks. Consider alternatives that are actively maintained and have robust security practices. You've got this! By taking these steps, you'll help safeguard your environment and keep those digital elevators in check! 🛡️

The record
Technical detail
CVSS
Not scored
CVSS v4.0
Not supplied
EPSS
0.12555 · 96.2th percentile
Published
2019-01-03T19:00Z
EPSS history
Timeline
  • 03 JAN 19:00Z
    Buffer overflow in MiniShare 1.4.1 and earlier allows remote attackers to execute arbitrary code via a long HTTP POST request
    cvelistv5