Information disclosure in Microsoft Dynamics 365 Business Central

CVE-2020-1018

An information disclosure vulnerability exists when Microsoft Dynamics Business Central/NAV on-premise does not properly hide the value of a masked field when showing the records as a chart page.The attacker who successfully exploited the vulnerability could see the information that are in a masked field.The security update addresses the vulnerability by updating the rendering engine the Windows client to properly detect masked fields and render the content as masked., aka 'Microsoft Dynamics Business Central/NAV Information Disclosure'.

Vulnerability class: Information Disclosure

EPSS: 0.062 (92.7th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2020-1018?
CVE-2020-1018 is a high-severity vulnerability in Microsoft Dynamics 365 Business Central, classified under Information Disclosure. CVSS score: 7.5/10. Published 2020-04-15.
How severe is CVE-2020-1018?
High severity. CVSS v3 base score is 7.5 out of 10.
Is CVE-2020-1018 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.