CVE-2020-4097

CVSS V2 Medium 4.6 CVSS V3 Medium 6.8

Description

In HCL Notes version 9 previous to release 9.0.1 FixPack 10 Interim Fix 8, version 10 previous to release 10.0.1 FixPack 6 and version 11 previous to 11.0.1 FixPack 1, a vulnerability in the input parameter handling of the Notes Client could potentially be exploited by an attacker resulting in a buffer overflow. This could enable an attacker to crash HCL Notes or execute attacker-controlled code on the client.

Overview

CVE ID
CVE-2020-4097

Assigner
psirt@hcl.com

Vulnerability Status
Analyzed

Published Version
2020-11-05T17:15:12

Last Modified Date
2020-11-19T16:44:11

Weakness Enumerations

CWE	URL
CWE-120	http://cwe.mitre.org/data/definitions/120.html

CPE Configuration (Product)

CPE	Vulnerable	Operator	Version Start	Version End
cpe:2.3:a:hcltech:notes::::::::	1	OR	9.0	9.0.1
cpe:2.3:a:hcltech:notes::::::::	1	OR	11.0	11.0.1
cpe:2.3:a:hcltech:notes:9.0.1:fp10::::::	1	OR
cpe:2.3:a:hcltech:notes:9.0.1:fp10if1::::::	1	OR
cpe:2.3:a:hcltech:notes:9.0.1:fp10if2::::::	1	OR
cpe:2.3:a:hcltech:notes:9.0.1:fp10if3::::::	1	OR
cpe:2.3:a:hcltech:notes:9.0.1:fp10if4::::::	1	OR
cpe:2.3:a:hcltech:notes:9.0.1:fp10if5::::::	1	OR
cpe:2.3:a:hcltech:notes:9.0.1:fp10if6::::::	1	OR
cpe:2.3:a:hcltech:notes:9.0.1:fp10if7::::::	1	OR
cpe:2.3:a:hcltech:notes:9.0.1:fp1if1::::::	1	OR
cpe:2.3:a:hcltech:notes:9.0.1:fp1if2::::::	1	OR
cpe:2.3:a:hcltech:notes:9.0.1:fp2if1::::::	1	OR
cpe:2.3:a:hcltech:notes:9.0.1:fp2if2::::::	1	OR
cpe:2.3:a:hcltech:notes:9.0.1:fp2if3::::::	1	OR
cpe:2.3:a:hcltech:notes:9.0.1:fp2if4::::::	1	OR
cpe:2.3:a:hcltech:notes:9.0.1:fp3if1::::::	1	OR
cpe:2.3:a:hcltech:notes:9.0.1:fp3if2::::::	1	OR
cpe:2.3:a:hcltech:notes:9.0.1:fp3if3::::::	1	OR
cpe:2.3:a:hcltech:notes:9.0.1:fp3if4::::::	1	OR
cpe:2.3:a:hcltech:notes:9.0.1:fp4if1::::::	1	OR
cpe:2.3:a:hcltech:notes:9.0.1:fp4if2::::::	1	OR
cpe:2.3:a:hcltech:notes:9.0.1:fp5if1::::::	1	OR
cpe:2.3:a:hcltech:notes:9.0.1:fp5if2::::::	1	OR
cpe:2.3:a:hcltech:notes:9.0.1:fp5if3::::::	1	OR
cpe:2.3:a:hcltech:notes:9.0.1:fp7if1::::::	1	OR
cpe:2.3:a:hcltech:notes:9.0.1:fp7if2::::::	1	OR
cpe:2.3:a:hcltech:notes:9.0.1:fp8if1::::::	1	OR
cpe:2.3:a:hcltech:notes:9.0.1:fp9if1::::::	1	OR
cpe:2.3:a:hcltech:notes:9.0.1:fp9if2::::::	1	OR
cpe:2.3:a:hcltech:notes:10.0.0:fp1::::::	1	OR
cpe:2.3:a:hcltech:notes:10.0.0:fp2::::::	1	OR
cpe:2.3:a:hcltech:notes:10.0.0:fp3::::::	1	OR
cpe:2.3:a:hcltech:notes:10.0.0:fp4::::::	1	OR
cpe:2.3:a:hcltech:notes:10.0.0:fp5::::::	1	OR
cpe:2.3:a:hcltech:notes:10.0.1:fp1::::::	1	OR
cpe:2.3:a:hcltech:notes:10.0.1:fp2::::::	1	OR
cpe:2.3:a:hcltech:notes:10.0.1:fp3::::::	1	OR
cpe:2.3:a:hcltech:notes:10.0.1:fp4::::::	1	OR
cpe:2.3:a:hcltech:notes:10.0.1:fp5::::::	1	OR

CVSS Version 2

Version
2.0

Vector String
AV:L/AC:L/Au:N/C:P/I:P/A:P

Access Vector
LOCAL

Access Compatibility
LOW

Authentication
NONE

Confidentiality Impact
PARTIAL

Integrity Impact
PARTIAL

Availability Impact
PARTIAL

Base Score
4.6

Severity
MEDIUM

Exploitability Score
3.9

Impact Score
6.4

CVSS Version 3

Version
3.1

Vector String
CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack Vector
PHYSICAL

Attack Compatibility
LOW

Privileges Required
NONE

User Interaction
NONE

Scope
UNCHANGED

Confidentiality Impact
HIGH

Availability Impact
HIGH

Base Score
6.8

Base Severity
MEDIUM

Exploitability Score
0.9

Impact Score
5.9

References

Reference URL	Reference Tags
https://support.hcltechsw.com/csm?id=kb_article&sysparm_article=KB0084796	Vendor Advisory

Sources

Source Name	Source URL
NIST	https://nvd.nist.gov/vuln/detail/CVE-2020-4097
MITRE	https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-4097

History

Created	Old Value	New Value	Data Type	Notes
2022-05-10 16:19:32				Added to TrackCVE
2022-12-05 16:08:26	2020-11-05T17:15Z	2020-11-05T17:15:12	CVE Published Date	updated
2022-12-05 16:08:26		2020-11-19T16:44:11	CVE Modified Date	updated
2022-12-05 16:08:26		Analyzed	Vulnerability Status	updated