CVE-2023-40841

Tenda AC6 US_AC6V1.0BR_V15.03.05.16_multi_TD01.bin is vulnerable to Buffer Overflow via function "add_white_node,"

published August 30, 2023

CVSS
—
EPSS
1%
Percentile
51.9
In the wild
Unconfirmed
What it is

⚠️ A sneaky buffer overflow lurks in the Tenda AC6 firmware! This vulnerability lives in the function 'add_white_node' and could lead to some unexpected chaos. 🔥 Think of this as a crowded restaurant where one guest orders an outrageous number of dishes, overwhelming the kitchen staff. The result? Orders get mixed up, and mistakes happen, just like when the buffer gets overloaded with too much data. 🍽️ If exploited, an attacker could cause the router to malfunction or crash, potentially leading to unauthorized access or denial of service. It's not exactly catastrophic, but it can definitely disrupt your network performance! ⚡

Put simply

Think of this as a crowded restaurant where one guest orders an outrageous number of dishes, overwhelming the kitchen staff. The result? Orders get mixed up, and mistakes happen, just like when the buffer gets overloaded with too much data. 🍽️ This vulnerability occurs because the 'add_white_node' function does not adequately check the size of incoming data, allowing it to overflow the buffer when too much data is processed.

What to do

If exploited, an attacker could cause the router to malfunction or crash, potentially leading to unauthorized access or denial of service. It's not exactly catastrophic, but it can definitely disrupt your network performance! ⚡ To mitigate this, check your firmware version and upgrade Tenda AC6 to the latest release. Regularly monitor your devices for updates and consider implementing network segmentation for added security. 🛡️ Don't worry! By taking these steps, you'll be a security hero in no time! You've got this! ✨

The record
Technical detail
CVSS
Not scored
CVSS v4.0
Not supplied
EPSS
0.00682 · 51.9th percentile
Published
2023-08-30T00:00Z
EPSS history
Timeline
  • 30 AUG 00:00Z
    Tenda AC6 US_AC6V1.0BR_V15.03.05.16_multi_TD01.bin is vulnerable to Buffer Overflow via function "add_white_node,"
    cvelistv5