CVE-2023-21217

In PMRWritePMPageList of TBD, there is a possible out of bounds write due to an integer overflow

published December 4, 2023

CVSS
โ€”
EPSS
0%
Percentile
34.6
In the wild
Unconfirmed
What it is

โš ๏ธ A sneaky integer overflow is hiding in PMRWritePMPageList! This could lead to a local escalation of privileges without any user interaction needed. ๐Ÿ”ฅ Think of this as a factory assembly line that miscalculates the number of widgets, allowing unauthorized workers to access restricted areas without ever being noticed. It's a recipe for disaster! If exploited, this vulnerability could allow an attacker to elevate their privileges on the system, potentially gaining access to sensitive functions or data. What's worse? They don't even need someone to click anything โ€“ the exploit can be triggered silently! This could lead to unauthorized changes, making your systems vulnerable to further attacks.

Put simply

Think of this as a factory assembly line that miscalculates the number of widgets, allowing unauthorized workers to access restricted areas without ever being noticed. It's a recipe for disaster! This vulnerability arises from an out-of-bounds write caused by an integer overflow in the PMRWritePMPageList function, allowing attackers to manipulate memory in ways that could elevate their privileges without needing additional execution privileges.

What to do

If exploited, this vulnerability could allow an attacker to elevate their privileges on the system, potentially gaining access to sensitive functions or data. What's worse? They don't even need someone to click anything โ€“ the exploit can be triggered silently! This could lead to unauthorized changes, making your systems vulnerable to further attacks. To mitigate this risk, review your systems for any patches from the vendor regarding this vulnerability. Implement strict access controls and monitor for unusual activities that may indicate privilege escalation attempts. Always keep your software updated to the latest versions! You've got this! Stay vigilant and follow these steps to secure your systems. ๐Ÿ›ก๏ธ

The record
Technical detail
CVSS
Not scored
CVSS v4.0
Not supplied
EPSS
0.00414 ยท 34.6th percentile
Published
2023-12-04T22:40Z
EPSS history
Timeline
  • 04 DEC 22:40Z
    In PMRWritePMPageList of TBD, there is a possible out of bounds write due to an integer overflow
    cvelistv5