Vulnerability · Published Jun 26, 2020 · Assigned by HCL

CVE-2020-4089

Medium 6.5

In plain English

A medium-severity security flaw in HCL Notes from HCL. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 1.2% (higher than 67% of all known vulnerabilities).

Severity (CVSS NVD)6.5Medium

Exploit odds (30 days)1.2%top 32.6% of all CVEs

Exploited in the wildNo reportsnot in CISA KEV

Attack toolingNoneno public tooling known

Official 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.

Affected products (as reported)

Vendor	Product	Versions
HCL	HCL Notes	All versions of HCL Notes v9All versions of HCL Notes v10All versions of HCL Notes v11

References

https://support.hcltechsw.com/csm?id=kb_article&sysparm_article=KB0080343 x_refsource_CONFIRM