CVE-2024-42812

In D-Link DIR-860L v2.03, there is a buffer overflow vulnerability due to the lack of length verification for the SID field in gena.cgi

Critical · published August 19, 2024

CVSS v3.1
9.8
EPSS
16%
Percentile
96.8
In the wild
Unconfirmed
What it is

🔥 A lack of length verification in the SID field is all it takes for attackers to potentially crash your D-Link DIR-860L device or execute commands! Think of it like a restaurant that accepts orders without checking the kitchen's capacity. One oversized order could cause chaos, leading to a complete kitchen meltdown! If exploited, an attacker can crash your router or, even worse, execute arbitrary commands that could compromise your entire network. This vulnerability poses a significant risk to the integrity and security of your connected devices, making it absolutely critical to address immediately!

Put simply

Think of it like a restaurant that accepts orders without checking the kitchen's capacity. One oversized order could cause chaos, leading to a complete kitchen meltdown! This buffer overflow vulnerability occurs in gena.cgi, where the lack of length verification for the SID field allows attackers to manipulate memory and execute arbitrary code on the vulnerable device.

What to do

If exploited, an attacker can crash your router or, even worse, execute arbitrary commands that could compromise your entire network. This vulnerability poses a significant risk to the integrity and security of your connected devices, making it absolutely critical to address immediately! To mitigate this vulnerability, patch your D-Link DIR-860L to the latest firmware version as soon as possible. Regularly check for updates and ensure your device is configured securely to minimize potential exposure. Don't forget to monitor network activity for any unusual behavior! You've got this! Follow these steps to safeguard your network and keep your devices 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
0.15507 · 96.8th percentile
Published
2024-08-19T00:00Z
EPSS history
Timeline
  • 19 AUG 00:00Z
    In D-Link DIR-860L v2.03, there is a buffer overflow vulnerability due to the lack of length verification for the SID field in gena.cgi
    cvelistv5