CVE-2023-43504CWE-120

A vulnerability has been identified in COMOS (All versions < V10.4.4)

Critical ยท published November 14, 2023

CVSS v3.1
9.6
EPSS
1%
Percentile
57.8
In the wild
Unconfirmed
What it is

๐Ÿšจ A sneaky buffer overflow in COMOS lets attackers execute any code they want โ€” like giving a mischievous chef the ability to throw whatever they want into the kitchen! ๐Ÿ”ฅ Think of the Ptmcast executable as a recipe book that can be tampered with. If someone sneaks in a few incorrect ingredients (or instructions), they can change what gets cooked up in the kitchen entirely โ€” potentially serving up a nasty surprise! An attacker could take complete control of the affected system, executing arbitrary code and wreaking havoc โ€” or even causing a denial of service, leaving users locked out. This could lead to data breaches or system failures that are absolutely devastating!

Put simply

Think of the Ptmcast executable as a recipe book that can be tampered with. If someone sneaks in a few incorrect ingredients (or instructions), they can change what gets cooked up in the kitchen entirely โ€” potentially serving up a nasty surprise! This vulnerability stems from a Structured Exception Handler (SEH) based buffer overflow in the Ptmcast executable used for cache validation service testing in COMOS versions earlier than V10.4.4, allowing for arbitrary code execution or crashes.

What to do

An attacker could take complete control of the affected system, executing arbitrary code and wreaking havoc โ€” or even causing a denial of service, leaving users locked out. This could lead to data breaches or system failures that are absolutely devastating! Update to COMOS version 10.4.4 or later immediately to patch this vulnerability. Ensure that all systems running affected versions are reviewed for potential exploitation and implement additional monitoring to guard against unexpected behavior. ๐Ÿ›ก๏ธ You've got this! Follow these steps, and you'll lock down your system in no time! ๐Ÿ˜Š

The record
Technical detail
CVSS v3.1
9.6 ยท CRITICAL
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H/E:P/RL:O/RC:C
CVSS v4.0
Not supplied
EPSS
0.00851 ยท 57.8th percentile
Weakness
CWE-120 ยท Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')
Published
2023-11-14T11:03Z
EPSS history
Timeline
  • 14 NOV 11:03Z
    A vulnerability has been identified in COMOS (All versions < V10.4.4)
    cvelistv5