CVE-2024-42815

In the TP-Link RE365 V1_180213, there is a buffer overflow vulnerability due to the lack of length verification for the USER_AGENT field in /usr/bin/httpd

Critical · published August 19, 2024

CVSS v3.1
9.8
EPSS
1%
Percentile
56.4
In the wild
Unconfirmed
What it is

🚨 A sneaky buffer overflow is lying in wait! The TP-Link RE365 V1_180213 is vulnerable due to a lack of length verification for the USER_AGENT field, and it could cause catastrophic crashes or even let attackers execute their own commands. 🔥 Think of it like a crowded restaurant where a server forgets to check the number of guests at a reservation. If too many diners are allowed in without verification, the kitchen gets overwhelmed, and the whole operation can come crashing down! If exploited, this vulnerability could lead to a complete service crash or worse—attackers could take control of the device and execute arbitrary commands. That’s like giving a stranger the chef's hat and letting them run the kitchen! The potential for chaos is absolutely devastating.

Put simply

Think of it like a crowded restaurant where a server forgets to check the number of guests at a reservation. If too many diners are allowed in without verification, the kitchen gets overwhelmed, and the whole operation can come crashing down! This buffer overflow vulnerability occurs in the TP-Link RE365's HTTP server component because it fails to properly verify the length of the USER_AGENT field before processing it, allowing attackers to manipulate stack memory.

What to do

If exploited, this vulnerability could lead to a complete service crash or worse—attackers could take control of the device and execute arbitrary commands. That’s like giving a stranger the chef's hat and letting them run the kitchen! The potential for chaos is absolutely devastating. Immediate action is required! Update your TP-Link RE365 to the latest firmware version provided by TP-Link to resolve this critical vulnerability. Regularly check for updates and consider implementing network segmentation to protect your devices. You've got this! With these steps, you’ll boost your security and keep those pesky attackers at bay. 🛡️

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
0.00807 · 56.4th percentile
Published
2024-08-19T00:00Z
EPSS history
Timeline
  • 19 AUG 00:00Z
    In the TP-Link RE365 V1_180213, there is a buffer overflow vulnerability due to the lack of length verification for the USER_AGENT field in /usr/bin/httpd
    cvelistv5