1. Home
  2. CVE Database
  3. CVE-2020-4102
MEDIUM · 6.7

CVE-2020-4102

HCL Notes is susceptible to a Buffer Overflow vulnerability in DXL due to improper validation of user input. A successful exploit could enable an attacker to crash Notes or execute attacker-controlled...

Vulnerability Description

HCL Notes is susceptible to a Buffer Overflow vulnerability in DXL due to improper validation of user input. A successful exploit could enable an attacker to crash Notes or execute attacker-controlled code on the client system.

CVSS Score

6.7

MEDIUM

CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
HIGH
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH

Affected Products

VendorProductVersions
HcltechNotes>= 9.0.0, <= 9.0.1

Related Weaknesses (CWE)

CWE-120

References

FAQ

What is CVE-2020-4102?

CVE-2020-4102 is a vulnerability with a CVSS score of 6.7 (MEDIUM). HCL Notes is susceptible to a Buffer Overflow vulnerability in DXL due to improper validation of user input. A successful exploit could enable an attacker to crash Notes or execute attacker-controlled...

How severe is CVE-2020-4102?

CVE-2020-4102 has been rated MEDIUM with a CVSS base score of 6.7/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2020-4102?

Check the references section above for vendor advisories and patch information. Affected products include: Hcltech Notes.