CVE-2020-4102 - HCL Notes is susceptible to a Buffer Overflow vulnerability in DXL due to improper validation of user input

Back Back to CVE browser

MEDIUM

HCL Notes is susceptible to a Buffer Overflow vulnerability in DXL due to improper validation of user input

Published Dec 2, 2020

6.7

MEDIUM

CVSS 3.1

EPSS 0.33%

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.

Affected products

Vendor n/a Product HCL Notes Default
n/a
- Version
  v10
  Status
  affected
  Constraints
  -
- Version
  v11
  Status
  affected
  Constraints
  -
- Version
  v9
  Status
  affected
  Constraints
  -

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor

Product

Default status

Versions

n/a

HCL Notes

n/a

Version	Status	Constraints
v10	affected	-
v11	affected	-
v9	affected	-

Remediation

No remediation recorded yet.

Weaknesses (1)

CWE-120

Classic Buffer Overflow

References (1)

https://support.hcltechsw.com/csm?id=kb_article&sysparm_article=KB0085499
x_refsource_MISCVendor Advisory

Link	Providers	Tags
https://support.hcltechsw.com/csm?id=kb_article&sysparm_article=KB0085499		x_refsource_MISCVendor Advisory

Change history (0)

No recorded changes yet.

Sources

CVE.org / MITRE

Status PUBLISHED

Assigner HCL

Published Dec 2, 2020

Updated Aug 4, 2024

Reserved Dec 30, 2019

Link CVE-2020-4102

CISA Vulnrichment

Updated n/a

NVD

Status Modified

Modified Jun 17, 2026

Link CVE-2020-4102

Red Hat

Severity n/a

Public date n/a

Links CVE-2020-4102