CVE-2019-1233

moderate-risk
Published 2019-09-11

A denial of service vulnerability exists in Microsoft Exchange Server software when the software fails to properly handle objects in memory, aka 'Microsoft Exchange Denial of Service Vulnerability'.

Do I need to act?

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11.4% chance of exploitation in next 30 days
EPSS score — higher than 89% of all CVEs
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Not on CISA KEV list
No confirmed active exploitation reported to CISA
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Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
7
CVSS 7.5/10 High
NETWORK / LOW complexity

Affected Products (4)

Affected Vendors

Microsoft

References (2)

Patch https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-1233
Patch https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-1233
47
/ 100
moderate-risk
Severity 26/34 · High
Exploitability 11/34 · Low
Exposure 10/34 · Low