CVE-2023-25234

Tenda AC500 V2.0.1.9(1307) is vulnerable to Buffer Overflow in function fromAddressNat via parameters entrys and mitInterface

Critical · published February 27, 2023

CVSS v3.1
9.8
EPSS
17%
Percentile
97.0
In the wild
Unconfirmed
What it is

🔥 A buffer overflow in Tenda AC500 could leave your network wide open! Think of this vulnerability like a restaurant with a faulty kitchen that overfills pots, causing the contents to spill all over the floor. If unchecked, it can lead to a messy situation where everything gets out of control—and that's exactly what this flaw could allow an attacker to do with your network! An attacker exploiting this vulnerability could potentially execute arbitrary code, completely compromising the device and gaining access to your internal network. This situation could lead to data breaches, unauthorized access, and a complete takeover of the router—that’s a nightmare you definitely want to avoid!

Put simply

Think of this vulnerability like a restaurant with a faulty kitchen that overfills pots, causing the contents to spill all over the floor. If unchecked, it can lead to a messy situation where everything gets out of control—and that's exactly what this flaw could allow an attacker to do with your network! This buffer overflow vulnerability occurs in the function fromAddressNat, specifically when handling parameters entrys and mitInterface, allowing attackers to manipulate memory and execute malicious code.

What to do

An attacker exploiting this vulnerability could potentially execute arbitrary code, completely compromising the device and gaining access to your internal network. This situation could lead to data breaches, unauthorized access, and a complete takeover of the router—that’s a nightmare you definitely want to avoid! Immediate action is required! Update the Tenda AC500 to the latest firmware version, ensuring you've patched to address this vulnerability. Regularly check for updates to keep your devices secure and monitor your network for any suspicious activity. You've got this! By taking these steps, you'll be well on your way to securing your network from this critical vulnerability. 🛡️

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
0.16615 · 97.0th percentile
Published
2023-02-27T00:00Z
EPSS history
Timeline
  • 27 FEB 00:00Z
    Tenda AC500 V2.0.1.9(1307) is vulnerable to Buffer Overflow in function fromAddressNat via parameters entrys and mitInterface
    cvelistv5