CVE-2021-20110

Due to Manage Engine Asset Explorer Agent 1.0.34 not validating HTTPS certificates, an attacker on the network can statically configure their IP address to…

published July 19, 2021

CVSS
—
EPSS
7%
Percentile
94.4
In the wild
Unconfirmed
What it is

⚠️ An unvalidated HTTPS certificate in Manage Engine Asset Explorer could turn your network into an all-you-can-eat buffet for attackers! 🍽️ Think of it like a restaurant that serves food without checking your reservation — anyone can walk in and get a meal, but some sneaky patrons might take more than their fair share. In this case, the attacker can craft their request to overflow the kitchen's capacity, leading to a disastrous dinner service! An attacker with a matching IP can exploit this vulnerability to execute arbitrary code at a high privilege level, potentially taking full control of the agent machine. This means they could access sensitive data, manipulate resources, or even bring the whole system to its knees — absolutely devastating!

Put simply

Think of it like a restaurant that serves food without checking your reservation — anyone can walk in and get a meal, but some sneaky patrons might take more than their fair share. In this case, the attacker can craft their request to overflow the kitchen's capacity, leading to a disastrous dinner service! The flaw arises from the Manage Engine Asset Explorer Agent failing to validate HTTPS certificates and being susceptible to an integer overflow when handling the size of incoming POST request data. This can lead to a heap overflow, allowing for remote code execution with system-level privileges.

What to do

An attacker with a matching IP can exploit this vulnerability to execute arbitrary code at a high privilege level, potentially taking full control of the agent machine. This means they could access sensitive data, manipulate resources, or even bring the whole system to its knees — absolutely devastating! To mitigate this risk, immediately patch your Manage Engine Asset Explorer Agent to the latest version. Ensure HTTPS certificate validation is configured correctly, and monitor network traffic for unusual activity. It's also a good idea to audit your security policies around network access. You've got this! Follow these steps, and you'll be well on your way to safeguarding your network from potential threats. 🛡️

The record
Technical detail
CVSS
Not scored
CVSS v4.0
Not supplied
EPSS
0.07376 · 94.4th percentile
Published
2021-07-19T14:48Z
EPSS history
Timeline
  • 19 JUL 14:48Z
    Due to Manage Engine Asset Explorer Agent 1.0.34 not validating HTTPS certificates, an attacker on the network can statically configure their IP address to…
    cvelistv5