Medium severity · published Apr 9, 2019
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'
6.1
CVSS
2.1%
EPSS
No
On KEV
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 vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
Required
Confidentiality
Low
Integrity
Low
Availability
None
Scope
Changed
Exploitation
Is it being used?
Exploit prediction (EPSS)2.1% · higher than 82% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
ES
Exchange Server · Microsoft
2013; 2016; 2016; 2019; 2019 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2019-0858
CVE.org
https://www.cve.org/CVERecord?id=CVE-2019-0858
Patch
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-0858
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