CVE-2022-44751

HCL Notes is susceptible to a stack based buffer overflow vulnerability in lasr.dll in Micro Focus KeyView

Critical · published December 17, 2022

CVSS v3.1
9.8
EPSS
1%
Percentile
53.0
In the wild
Unconfirmed
What it is

🚨 A stack-based buffer overflow in HCL Notes could turn your Lotus Ami Pro files into a hacker's playground! 🔥 Think of this vulnerability as a faulty assembly line in a factory where one wrong part can cause everything to go haywire — if the right crafted file comes along, it could crash the whole operation or even let the intruder take control! An attacker could exploit this vulnerability to crash HCL Notes entirely, disrupting your important workflows. Even worse, they could execute arbitrary code, potentially compromising sensitive data or taking over your system. The consequences could be absolutely devastating!

Put simply

Think of this vulnerability as a faulty assembly line in a factory where one wrong part can cause everything to go haywire — if the right crafted file comes along, it could crash the whole operation or even let the intruder take control! This buffer overflow occurs in lasr.dll and allows an unauthenticated remote attacker to manipulate how the application processes crafted Lotus Ami Pro files, opening the door for crashes or unauthorized code execution.

What to do

An attacker could exploit this vulnerability to crash HCL Notes entirely, disrupting your important workflows. Even worse, they could execute arbitrary code, potentially compromising sensitive data or taking over your system. The consequences could be absolutely devastating! Immediately update HCL Notes to the latest version to patch this vulnerability. Ensure you audit any Lotus Ami Pro files you might be using, and consider implementing additional security measures to monitor for unusual activities. Don't delay! You've got this! Secure your setup now and keep your applications safe from harm! 🛡️

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
0.00711 · 53.0th percentile
Published
2022-12-17T01:48Z
EPSS history
Timeline
  • 17 DEC 01:48Z
    HCL Notes is susceptible to a stack based buffer overflow vulnerability in lasr.dll in Micro Focus KeyView
    cvelistv5