CVE-2021-35977

An issue was discovered in Digi RealPort for Windows through 4.8.488.0

published October 8, 2021

CVSS
โ€”
EPSS
2%
Percentile
75.3
In the wild
Unconfirmed
What it is

โš ๏ธ A sneaky buffer overflow in Digi RealPort could open the door to arbitrary code execution! This flaw is hiding in plain sight, waiting for someone to trip it up! ๐Ÿ”ฅ Think of it like a crowded restaurant where the waiter misreads an oversized order โ€” too much food can cause chaos in the kitchen. In this case, the ADDP discovery response messages are overflowing, which could lead to unwanted code being executed. If exploited, an attacker could run arbitrary code on the affected system, potentially taking full control. Imagine a hacker slipping in the kitchen and changing orders to their liking โ€” not just a recipe change, but a complete takeover of the kitchen operations!

Put simply

Think of it like a crowded restaurant where the waiter misreads an oversized order โ€” too much food can cause chaos in the kitchen. In this case, the ADDP discovery response messages are overflowing, which could lead to unwanted code being executed. This vulnerability arises from a buffer overflow in the way Digi RealPort for Windows processes ADDP discovery response messages, allowing for arbitrary code execution when the buffer is overloaded.

What to do

If exploited, an attacker could run arbitrary code on the affected system, potentially taking full control. Imagine a hacker slipping in the kitchen and changing orders to their liking โ€” not just a recipe change, but a complete takeover of the kitchen operations! To mitigate this risk, it's essential to update Digi RealPort to the latest available patch. Confirm that no legacy versions are running and monitor your systems for any unusual behavior. Keeping your software up-to-date is key! You've got this! By taking these steps, you'll be well on your way to securing your systems and maintaining your security hero status! ๐Ÿ›ก๏ธ

The record
Technical detail
CVSS
Not scored
CVSS v4.0
Not supplied
EPSS
0.01579 ยท 75.3th percentile
Published
2021-10-08T14:19Z
EPSS history
Timeline
  • 08 OCT 14:19Z
    An issue was discovered in Digi RealPort for Windows through 4.8.488.0
    cvelistv5