Medium severity · published Nov 5, 2020
CVE-2020-4097
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…
6.8
CVSS
0.3%
EPSS
No
On KEV
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.
CVSS vector
CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack vector
Physical
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.3% · higher than 25% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
NO
Notes · Hcltech
9.0 through 9.0.1; 11.0 through 11.0.1; 9.0.1; 9.0.1; 9.0.1; 9.0.1; +34 more · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2020-4097
CVE.org
https://www.cve.org/CVERecord?id=CVE-2020-4097
Vendor Advisory
https://support.hcltechsw.com/csm?id=kb_article&sysparm_article=KB0084796
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