CVE-2024-39349CWE-120

A vulnerability regarding buffer copy without checking size of input ('Classic Buffer Overflow') is found in the libjansson component and it does not affect…

Critical · published June 28, 2024

CVSS v3.1
9.8
EPSS
1%
Percentile
73.1
In the wild
Unconfirmed
What it is

🚨 A buffer overflow vulnerability in Synology Camera Firmware could let remote attackers execute arbitrary code, and it’s hiding just behind the scenes! 🔥 Think of this like a delivery service that accepts packages of any size without checking the capacity of their delivery van—if one too many large packages come through, it can overwhelm the system and cause chaos! 📦 An attacker could exploit this flaw to gain full control over affected devices, potentially allowing them to spy on users or even disrupt service entirely. It’s a scenario that could turn your dependable camera into a tool for malicious intent, and that’s absolutely devastating!

Put simply

Think of this like a delivery service that accepts packages of any size without checking the capacity of their delivery van—if one too many large packages come through, it can overwhelm the system and cause chaos! 📦 This vulnerability occurs due to a buffer copy operation that doesn't properly check the incoming size of the input, leading to classic buffer overflow conditions. This flaw specifically affects the libjansson component within Synology Camera Firmware versions prior to 1.0.7-0298.

What to do

An attacker could exploit this flaw to gain full control over affected devices, potentially allowing them to spy on users or even disrupt service entirely. It’s a scenario that could turn your dependable camera into a tool for malicious intent, and that’s absolutely devastating! To protect your devices, update Synology Camera Firmware to version 1.0.7-0298 or later as soon as possible. Regularly check for firmware updates and enable automatic updates to safeguard against vulnerabilities in the future. You've got this! With a quick firmware update, you can secure your devices and keep your environment safe! 🛡️

The record
Technical detail
CVSS v3.1
9.8 · CRITICAL
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.01444 · 73.1th percentile
Weakness
CWE-120 · Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')
Published
2024-06-28T06:03Z
EPSS history
Timeline
  • 28 JUN 06:03Z
    A vulnerability regarding buffer copy without checking size of input ('Classic Buffer Overflow') is found in the libjansson component and it does not affect…
    cvelistv5