Vulnerability Description
An information disclosure vulnerability exists when Exchange allows creation of entities with Display Names having non-printable characters. An authenticated attacker could exploit this vulnerability by creating entities with invalid display names, which, when added to conversations, remain invisible. This security update addresses the issue by validating display names upon creation in Microsoft Exchange, and by rendering invalid display names correctly in Microsoft Outlook clients., aka 'Microsoft Exchange Information Disclosure Vulnerability'.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Microsoft | Exchange Server | 2010 |
| Microsoft | Lync | 2013 |
| Microsoft | Lync Basic | 2013 |
| Microsoft | Mail And Calendar | - |
| Microsoft | Office | 2010 |
| Microsoft | Office 365 Proplus | - |
| Microsoft | Outlook | - |
| Microsoft | Skype For Business | 2016 |
| Microsoft | Skype For Business Basic | 2016 |
Related Weaknesses (CWE)
References
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-1084PatchVendor Advisory
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-1084PatchVendor Advisory
FAQ
What is CVE-2019-1084?
CVE-2019-1084 is a vulnerability with a CVSS score of 6.5 (MEDIUM). An information disclosure vulnerability exists when Exchange allows creation of entities with Display Names having non-printable characters. An authenticated attacker could exploit this vulnerability ...
How severe is CVE-2019-1084?
CVE-2019-1084 has been rated MEDIUM with a CVSS base score of 6.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2019-1084?
Check the references section above for vendor advisories and patch information. Affected products include: Microsoft Exchange Server, Microsoft Lync, Microsoft Lync Basic, Microsoft Mail And Calendar, Microsoft Office.