CVE-2020-12441

Denial-of-Service (DoS) in Ivanti Service Manager HEAT Remote Control 7.4 due to a buffer overflow in the protocol parser of the ‘HEATRemoteService’ agent

published August 6, 2020

CVSS
—
EPSS
4%
Percentile
90.1
In the wild
Unconfirmed
What it is

⚠️ A crafty little packet can crash your Ivanti Service Manager! This Denial-of-Service vulnerability lies within the HEAT Remote Control 7.4 agent, thanks to a sneaky buffer overflow. 🔥 Think of it like a waiter trying to carry too many plates at once. If one dish is overloaded and spills, it can send the whole tray crashing down, disrupting everything! That’s what a specially crafted network packet does here – it overwhelms the HEATRemoteService and causes a service outage. An attacker could send this malicious network packet and trigger a denial of service, effectively putting a halt to your remote control functions. This means users will be unable to connect and manage systems, which can create significant downtime and frustration!

Put simply

Think of it like a waiter trying to carry too many plates at once. If one dish is overloaded and spills, it can send the whole tray crashing down, disrupting everything! That’s what a specially crafted network packet does here – it overwhelms the HEATRemoteService and causes a service outage. The vulnerability stems from a buffer overflow in the protocol parser of the HEATRemoteService agent within Ivanti Service Manager. By sending a specially crafted network packet, an attacker can exploit this flaw, leading to a denial of service condition in the application.

What to do

An attacker could send this malicious network packet and trigger a denial of service, effectively putting a halt to your remote control functions. This means users will be unable to connect and manage systems, which can create significant downtime and frustration! To mitigate this vulnerability, ensure your Ivanti Service Manager is updated to the latest version where this issue is patched. Regularly monitoring and applying updates will help prevent these types of vulnerabilities from affecting your systems. You can tackle this! Stay vigilant and keep your systems updated to ensure they’re safe and sound. 🛡️

The record
Technical detail
CVSS
Not scored
CVSS v4.0
Not supplied
EPSS
0.03836 · 90.1th percentile
Published
2020-08-06T18:53Z
EPSS history
Timeline
  • 06 AUG 18:53Z
    Denial-of-Service (DoS) in Ivanti Service Manager HEAT Remote Control 7.4 due to a buffer overflow in the protocol parser of the ‘HEATRemoteService’ agent
    cvelistv5