CVE-2023-43553CWE-823

Use of Out-of-range Pointer Offset in WLAN HOST

Critical · published March 4, 2024

CVSS v3.1
9.8
EPSS
0%
Percentile
27.8
In the wild
Unconfirmed
What it is

🔥 A memory corruption bug lurks in the parsing of Wi-Fi beacon frames, and it could lead to some serious chaos! Think of it as a restaurant that mistakenly serves an entire menu instead of just the ordered dish, overwhelming the kitchen with unexpected orders. This can cause everything to break down, leading to a disastrous dining experience! An attacker could exploit this vulnerability to crash the wireless device or even execute arbitrary code, gaining unauthorized control over it. This could lead to devastating effects, like service disruptions or a complete takeover of the network—yikes! ⚡

Put simply

Think of it as a restaurant that mistakenly serves an entire menu instead of just the ordered dish, overwhelming the kitchen with unexpected orders. This can cause everything to break down, leading to a disastrous dining experience! CVE-2023-43553 arises from a memory corruption issue when devices parse the probe response frames from access points that send more supported links than expected. This flaw can compromise the device's memory integrity, allowing for potential exploits.

What to do

An attacker could exploit this vulnerability to crash the wireless device or even execute arbitrary code, gaining unauthorized control over it. This could lead to devastating effects, like service disruptions or a complete takeover of the network—yikes! ⚡ Immediately patch affected devices to the latest firmware that addresses CVE-2023-43553. It's crucial to review and update any device settings to ensure compliance with the new security protocols. Don't let this flaw linger! You've got this! Stay proactive, apply those patches, and keep your devices secure! 🛡️

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
0.00353 · 27.8th percentile
Weakness
CWE-823 · Use of Out-of-range Pointer Offset
Published
2024-03-04T10:48Z
EPSS history
Timeline
  • 04 MAR 10:48Z
    Use of Out-of-range Pointer Offset in WLAN HOST
    cvelistv5