What’s Vulnerable › Vulnerabilities

CVE-2018-8154

• Severity: critical (CVSS 9.8 v3.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 23.6% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2018-05-09 · updated 2026-06-17
• Weakness: CWE-787

Description

A remote code execution vulnerability exists in Microsoft Exchange software when the software fails to properly handle objects in memory, aka "Microsoft Exchange Memory Corruption Vulnerability." This affects Microsoft Exchange Server. This CVE ID is unique from CVE-2018-8151.

Affected products

• Microsoft Exchange Server: 2010-sp3, 2013-cumulative_update_19, 2013-cumulative_update_20, 2013-sp1, 2016-cumulative_update_8, 2016-cumulative_update_9
• Microsoft Exchange Server: 2010 Service Pack 3 Update Rollup 21, 2013 Cumulative Update 19, 2013 Cumulative Update 20, 2013 Service Pack 1, 2016 Cumulative Update 8, 2016 Cumulative Update 9

References

• http://www.securityfocus.com/bid/104054
• http://www.securitytracker.com/id/1040850
• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8154
• http://www.securityfocus.com/bid/104054
• http://www.securitytracker.com/id/1040850
• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8154

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