CVE-2019-1084

Summary

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'.

Technical Details

CVSSv3 Severity:

Medium

CVSSv2 Score:

4.0

CVSSv3 Score:

6.5

CWE ID:

CWE-200

Published Date:

Monday 15th of July 2019

Modified Date:

Monday 22nd of July 2019

CVSSv2 Score:
  • Access Vector: Network
  • Access Complexity: Low
  • Authentication Required: Single
  • Confidentiality Impact: Partial
  • Integrity Impact: None
  • Availability Impact: None
CVSSv3 Score:
  • Attack Vector: Network
  • Attack Complexity: Low
  • Privileges Required: Low
  • User Interaction: None
  • Scope: Unchanged
  • Confidentiality Impact: High
  • Integrity Impact: None
  • Availability Impact: None
Common Platform Enumeration (CPE) Affected: Common Platform Enumeration (CPE) List:

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