CVE-2020-4097

MEDIUM

Hcltech Notes < 9.0.1 - Buffer Overflow

Title source: rule
STIX 2.1

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.

References (1)

Core 1
Core References

Scores

CVSS v3 6.8
EPSS 0.0008
EPSS Percentile 22.6%
Attack Vector PHYSICAL
CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Details

CWE
CWE-120
Status published
Products (4)
hcltech/notes 9.0.1 fp10 (28 CPE variants)
hcltech/notes 10.0.0 fp1 (5 CPE variants)
hcltech/notes 10.0.1 fp1 (5 CPE variants)
hcltech/notes 9.0 - 9.0.1
Published Nov 05, 2020
Tracked Since Feb 18, 2026