CVE-2016-6567CWE-494

SHDesigns' Resident Download Manager (as well as the Ethernet Download Manager) does not authenticate firmware downloads before executing code and deploying them to devices

published July 13, 2018

CVSS
—
EPSS
3%
Percentile
86.9
In the wild
Unconfirmed
What it is

⚠️ A lack of firmware verification means an attacker could remotely deploy unverified code to your devices with a simple UDP packet! Think of it like a delivery driver dropping off a package without checking the label — anyone could send anything, potentially compromising the entire system! An attacker could exploit this vulnerability to execute arbitrary code on affected devices. This unauthorized access could lead to severe operational disruptions, data breaches, or even taking control of critical infrastructure. It’s a surprisingly sneaky way to wreak havoc without much effort!

Put simply

Think of it like a delivery driver dropping off a package without checking the label — anyone could send anything, potentially compromising the entire system! CVE-2016-6567 is a vulnerability in the Resident Download Manager, which does not verify the authenticity of firmware before deploying it to Rabbit 2000/3000 CPU boards. This flaw allows attackers to send crafted UDP traffic that can lead to arbitrary code execution on the devices.

What to do

An attacker could exploit this vulnerability to execute arbitrary code on affected devices. This unauthorized access could lead to severe operational disruptions, data breaches, or even taking control of critical infrastructure. It’s a surprisingly sneaky way to wreak havoc without much effort! Since the Resident Download Manager has been discontinued since 2011, ensure that affected systems are no longer in use. If they must remain operational, consider implementing network-level protections to block unauthorized UDP traffic and monitor for anomalies. Additionally, evaluate device alternatives that feature verified firmware deployment. You've got this! Stay proactive and secure your systems with the right measures! 🛡️

The record
Technical detail
CVSS
Not scored
CVSS v4.0
Not supplied
EPSS
0.02902 · 86.9th percentile
Weakness
CWE-494 · Download of Code Without Integrity Check
Published
2018-07-13T20:00Z
EPSS history
Timeline
  • 13 JUL 20:00Z
    SHDesigns' Resident Download Manager (as well as the Ethernet Download Manager) does not authenticate firmware downloads before executing code and deploying them to devices
    cvelistv5