SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2019-0858

A spoofing vulnerability exists in Microsoft Exchange Server when Outlook Web Access (OWA) fails to properly handle web requests, aka 'Microsoft Exchange Spoofing Vulnerability'.

MEDIUM 6.1EPSS 2.10%

Does this matter?

Lower severity and a low EPSS score (2.10%). Track it; it rarely justifies an emergency change on its own.

Description

A spoofing vulnerability exists in Microsoft Exchange Server when Outlook Web Access (OWA) fails to properly handle web requests, aka 'Microsoft Exchange Spoofing Vulnerability'. This CVE ID is unique from CVE-2019-0817.

CVSS 3.1
6.1 MEDIUMCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
EPSS
2.10% probability · 81th percentile
CISA KEV
Not listed
Weakness
CWE-79
Affected
microsoft/exchange server
Source
secure@microsoft.com

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.