Microsoft Exchange Server Remote Code Execution Vulnerability
CVE-2023-32031

8.8HIGH

Key Information:

Vendor
Microsoft
Status
Microsoft Exchange Server 2019 Cumulative Update 12
Microsoft Exchange Server 2016 Cumulative Update 23
Microsoft Exchange Server 2019 Cumulative Update 13
Vendor
CVE Published:
14 June 2023

Badges

👾 Exploit Exists🟡 Public PoC📰 News Worthy

Summary

Microsoft Exchange Server Remote Code Execution Vulnerability

Affected Version(s)

Microsoft Exchange Server 2016 Cumulative Update 23 x64-based Systems 15.01.0 < 15.01.2507.027

Microsoft Exchange Server 2019 Cumulative Update 12 x64-based Systems 15.02.0 < 15.02.1118.030

Microsoft Exchange Server 2019 Cumulative Update 13 x64-based Systems 15.02.0 < 15.02.1258.016

Exploit Proof of Concept (PoC)

PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.

CVE-2023-32031
Created by Avento

News Articles

favicon imageKrebs on Security

Microsoft Patch Tuesday, June 2023 Edition – Krebs on Security

Microsoft Corp. today released software updates to fix dozens of security vulnerabilities in its Windows operating systems and other software. This month's relatively light patch load has another added bonus for system administrators everywhere: It appears to be the first…

1 year ago

References

https://msrc.microsoft.com/update-guide/vulnerability/CVE...
vendor-advisory

EPSS Score

0% chance of being exploited in the next 30 days.

CVSS V3.1

Score:
8.8
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • 📰

    First article discovered by Krebs on Security

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

Collectors

NVD DatabaseMitre Database1 Proof of Concept(s)1 News Article(s)
.