Vulnerability · Published Aug 8, 2023 · Assigned by microsoft

CVE-2023-38182Microsoft Exchange Server Remote Code Execution Vulnerability

High 8.0

In plain English

A high-severity unsafe deserialization in Microsoft Exchange Server 2016 Cumulative Update 23 from Microsoft. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 5.9% (higher than 93% of all known vulnerabilities).

Severity (CVSS 3.1)8.0High
Exploit odds (30 days)5.9%top 6.7% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known

Official description

Microsoft Exchange Server Remote Code Execution Vulnerability

Affected products (as reported)

VendorProductVersions
Microsoft Microsoft Exchange Server 2016 Cumulative Update 23 15.01.0 – before 15.01.2507.032
Microsoft Microsoft Exchange Server 2019 Cumulative Update 12 15.02.0 – before 15.02.1118.037
Microsoft Microsoft Exchange Server 2019 Cumulative Update 13 15.02.0 – before 15.02.1258.025

Weakness: CWE-502 · Vector: CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C

References