Instituto Nacional de ciberseguridad. Sección Incibe
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CVE-2020-4102

Severity CVSS v4.0:
Pending analysis
Type:
CWE-120 Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')
Publication date:
02/12/2020
Last modified:
04/12/2020

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.

Impact

Vector 3.x
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H CVSS v3.1 Severity and Metrics:

Base Score: 6.70 MEDIUM
Vector: CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

Attack Vector (AV): Local
Attack Complexity (AC): Low
Privileges Required (PR): High
User Interaction (UI): None
Scope (S): Unchanged
Confidentiality (C): High
Integrity (I): High
Availability (A): High

Base Score 3.x
6.70
Severity 3.x
MEDIUM
Vector 2.0
AV:L/AC:L/Au:N/C:C/I:C/A:C CVSS v2.0 Severity and Metrics:

Base Score: 7.20 HIGH
Vector: AV:L/AC:L/Au:N/C:C/I:C/A:C

Attack Vector (AV): Local
Attack Complexity (AC): Low
Authentication (Au): None
Confidentiality (C): Complete
Integrity (I): Complete
Availability (A): Complete

Base Score 2.0
7.20
Severity 2.0
HIGH

Vulnerable products and versions

CPE From Up to
cpe:2.3:a:hcltech:notes:*:*:*:*:*:*:*:* 9.0.0 (including) 9.0.1 (including)
cpe:2.3:a:hcltech:notes:10.0:*:*:*:*:*:*:*
cpe:2.3:a:hcltech:notes:10.0.1:-:*:*:*:*:*:*
cpe:2.3:a:hcltech:notes:10.0.1:fp1:*:*:*:*:*:*
cpe:2.3:a:hcltech:notes:10.0.1:fp2:*:*:*:*:*:*
cpe:2.3:a:hcltech:notes:10.0.1:fp3:*:*:*:*:*:*
cpe:2.3:a:hcltech:notes:10.0.1:fp4:*:*:*:*:*:*
cpe:2.3:a:hcltech:notes:10.0.1:fp5:*:*:*:*:*:*
cpe:2.3:a:hcltech:notes:11.0:*:*:*:*:*:*:*
cpe:2.3:a:hcltech:notes:11.0.1:*:*:*:*:*:*:*

To consult the complete list of CPE names with products and versions, see this page


References to Advisories, Solutions, and Tools