CVE-2017-17028

A buffer overflow vulnerability in external device function in QNAP QTS version 4.2.6 build 20171026, 4.3.3.0378 build 20171117, 4.3.4.0387 (Beta 2) build…

published December 21, 2017

CVSS
—
EPSS
3%
Percentile
88.3
In the wild
Unconfirmed
What it is

⚠️ An unexpected overflow could let attackers take control of your NAS like a thief picking the back door! 🚪 Think of it like a restaurant running out of ingredients. If a chef tries to concoct a new dish without checking the pantry, it could lead to a chaotic mess of flavors that nobody ordered—similarly, this buffer overflow allows uninvited guests to whip up arbitrary code on your device! This vulnerability lets remote attackers execute arbitrary code on vulnerable QNAP NAS devices, potentially compromising sensitive data or even taking full control of your system. If exploited, it could result in disastrous consequences for your files and overall security.

Put simply

Think of it like a restaurant running out of ingredients. If a chef tries to concoct a new dish without checking the pantry, it could lead to a chaotic mess of flavors that nobody ordered—similarly, this buffer overflow allows uninvited guests to whip up arbitrary code on your device! The buffer overflow vulnerability in QNAP QTS allows attackers to overflow the boundaries of allocated memory, enabling them to inject and execute harmful code on affected devices when they access the external device function.

What to do

This vulnerability lets remote attackers execute arbitrary code on vulnerable QNAP NAS devices, potentially compromising sensitive data or even taking full control of your system. If exploited, it could result in disastrous consequences for your files and overall security. To protect your devices, immediately update to the latest version of QNAP QTS beyond 4.3.4.0387. Keep an eye on security advisories from QNAP and consider implementing additional security measures such as firewalls and access controls. You've got this! With these steps, you can secure your NAS and keep those hackers at bay! 🛡️

The record
Technical detail
CVSS
Not scored
CVSS v4.0
Not supplied
EPSS
0.03287 · 88.3th percentile
Published
2017-12-21T15:00Z
EPSS history
Timeline
  • 21 DEC 15:00Z
    A buffer overflow vulnerability in external device function in QNAP QTS version 4.2.6 build 20171026, 4.3.3.0378 build 20171117, 4.3.4.0387 (Beta 2) build…
    cvelistv5