CVE-2018-8151

Microsoft Exchange Memory Corruption Vulnerability

CVE-2018-8151 is fixed in 6 products on 1 platform, first by KB4091243, released May 8, 2018. It is not reported as exploited. Patch Radar priority: High.

High
CVSS
n/a
Important
Exploitation
None reported
Exploitation Less Likely
CISA KEV
Not listed
Not in the Known Exploited Vulnerabilities catalog
EPSS
0.0870
95th percentile

<p>An information disclosure vulnerability exists when Microsoft Exchange improperly handles objects in memory. An attacker who successfully exploited this vulnerability could obtain information to further compromise the remote system.</p> <p>To exploit the vulnerability, an attacker would send a specially-crafted email to an affected Exchange Server.</p> <p>The security update addresses the vulnerability by modifying how Microsoft Exchange handles objects in memory.</p>

Where it's fixed

ProductFixed inFixReleased
Microsoft
Microsoft Exchange Server 2010 Service Pack 3 Update Rollup 21 KB4091243 May 8, 2018
Microsoft Exchange Server 2013 Cumulative Update 19 KB4092041 May 8, 2018
Microsoft Exchange Server 2013 Cumulative Update 20 KB4092041 May 8, 2018
Microsoft Exchange Server 2013 Service Pack 1 KB4092041 May 8, 2018
Microsoft Exchange Server 2016 Cumulative Update 8 KB4092041 May 8, 2018
Microsoft Exchange Server 2016 Cumulative Update 9 KB4092041 May 8, 2018