CVE-2023-33028CWE-121

Buffer Copy without Checking Size of Input in WLAN Firmware

Critical · published October 3, 2023

CVSS v3.1
9.8
EPSS
1%
Percentile
44.6
In the wild
Unconfirmed
What it is

🚨 Memory corruption in WLAN firmware could turn your network into a hacker's playground! 🔥 Think of it as a chef accidentally mixing up ingredients in a recipe — one wrong move and the dish can turn into a complete disaster. In this case, the corrupted memory can lead to all sorts of unpredictable and dangerous outcomes for your network! An attacker could exploit this memory corruption to execute arbitrary code or crash the system entirely, potentially giving them full control over your WLAN. This could lead to data breaches, unauthorized access to sensitive information, and a complete disruption of your network services — absolutely devastating!

Put simply

Think of it as a chef accidentally mixing up ingredients in a recipe — one wrong move and the dish can turn into a complete disaster. In this case, the corrupted memory can lead to all sorts of unpredictable and dangerous outcomes for your network! CVE-2023-33028 is a critical memory corruption vulnerability in WLAN firmware that occurs during the copying of the PMK cache. This flaw allows attackers to manipulate memory operations, potentially leading to remote code execution or denial of service.

What to do

An attacker could exploit this memory corruption to execute arbitrary code or crash the system entirely, potentially giving them full control over your WLAN. This could lead to data breaches, unauthorized access to sensitive information, and a complete disruption of your network services — absolutely devastating! Immediately update the WLAN firmware to the patched version as soon as it becomes available. Also, consider monitoring your network for unusual activity to ensure you're protected while waiting for the fix. Don't let this vulnerability linger! You've got this! Stay proactive and your network will be secure in no time. 🛡️

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
0.00540 · 44.6th percentile
Weakness
CWE-121 · Stack-based Buffer Overflow
Published
2023-10-03T05:00Z
EPSS history
Timeline
  • 03 OCT 05:00Z
    Buffer Copy without Checking Size of Input in WLAN Firmware
    cvelistv5