Medium severity · published Jun 26, 2020
CVE-2020-4089
HCL Notes is vulnerable to an information leakage vulnerability through its support for the 'mailto' protocol
6.5
CVSS
1.2%
EPSS
No
On KEV
Description
HCL Notes is vulnerable to an information leakage vulnerability through its support for the 'mailto' protocol. This vulnerability could result in files from the user's filesystem or connected network filesystems being leaked to a third party. All versions of HCL Notes 9, 10 and 11 are affected.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
Required
Confidentiality
High
Integrity
None
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)1.2% · higher than 67% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
NO
Notes · Hcltech
9.0; 10.0; 11.0 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2020-4089
CVE.org
https://www.cve.org/CVERecord?id=CVE-2020-4089
Vendor Advisory
https://support.hcltechsw.com/csm?id=kb_article&sysparm_article=KB0080343
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