CVE-2021-1730

MEDIUM

5.4

Beschreibung

A spoofing vulnerability exists in Microsoft Exchange Server which could result in an attack that would allow a malicious actor to impersonate the user. This update addresses this vulnerability. To prevent these types of attacks, Microsoft recommends customers to download inline images from different DNSdomains than the rest of OWA. Please see further instructions in the FAQ to put in place this mitigations.

CVE Details

CVSS v3.1 Bewertung5.4

SchweregradMEDIUM

CVSS VektorCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N

AngriffsvektorNETWORK

KomplexitatLOW

Erforderliche PrivilegienNONE

BenutzerinteraktionREQUIRED

Veroffentlicht2/25/2021

Zuletzt geandert2/24/2026

Quellenvd

Honeypot-Sichtungen0

Betroffene Produkte

microsoft:exchange_server

Referenzen

https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-1730(secure@microsoft.com)

https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-1730(af854a3a-2127-422b-91ae-364da2661108)

IOC Korrelationen

Keine Korrelationen erfasst

This product uses data from the NVD API but is not endorsed or certified by the NVD.