CVE-2020-8518

Horde Groupware Webmail Edition 5.2.22 allows injection of arbitrary PHP code via CSV data, leading to remote code execution

published February 17, 2020

Patch now

High probability of exploitation

NVD has not assigned a CVSS score to this record. It sits in the 99.4th percentile for exploit probability.

CVSS
โ€”
EPSS
72%
Percentile
99.4
In the wild
Unconfirmed
What it is

โš ๏ธ A sneaky flaw in Horde Groupware Webmail Edition allows attackers to inject PHP code through CSV files โ€” like slipping a secret recipe into an order! ๐Ÿฝ๏ธ Think of it like a waiter who doesn't check the order before sending it to the kitchen, resulting in someone getting a dish made with unexpected and potentially harmful ingredients. This vulnerability opens the door for untamed code to run on your server without a second thought. An attacker could exploit this vulnerability to execute arbitrary PHP code, potentially taking control of your server. This means they could read sensitive data, manipulate mail accounts, or even plant malware โ€” a real recipe for disaster!

Put simply

Think of it like a waiter who doesn't check the order before sending it to the kitchen, resulting in someone getting a dish made with unexpected and potentially harmful ingredients. This vulnerability opens the door for untamed code to run on your server without a second thought. This vulnerability allows remote code execution by injecting PHP code through specially crafted CSV data that the webmail application processes without proper validation.

What to do

An attacker could exploit this vulnerability to execute arbitrary PHP code, potentially taking control of your server. This means they could read sensitive data, manipulate mail accounts, or even plant malware โ€” a real recipe for disaster! To mitigate this risk, update your Horde Groupware Webmail Edition to the latest version immediately. Regularly review and sanitize all CSV data that the application processes, and monitor logs for any unusual activity. You've got this! With a few proactive steps, you can keep your server safe and sound. ๐Ÿ›ก๏ธ

The record
Technical detail
CVSS
Not scored
CVSS v4.0
Not supplied
EPSS
0.71728 ยท 99.4th percentile
Published
2020-02-17T14:53Z
EPSS history
Timeline
  • 17 FEB 14:53Z
    Horde Groupware Webmail Edition 5.2.22 allows injection of arbitrary PHP code via CSV data, leading to remote code execution
    cvelistv5