Описание
Microsoft Exchange Server Elevation of Privilege Vulnerability
Incorrect implementation of authentication algorithm in Microsoft Exchange Server allows an unauthorized attacker to elevate privileges locally.
FAQ
How could an attacker exploit this vulnerability?
To exploit this vulnerability, an attacker would first have to log on to the system. An attacker could then run a specially crafted application that could exploit the vulnerability and take control of an affected system.
Additionally, an attacker could convince a local user to open a malicious file. The attacker would have to convince the user to click a link, typically by way of an enticement in an email or instant message, and then convince them to open the specially crafted file.
What privileges could be gained by an attacker who successfully exploited the vulnerability?
The attacker would be able to take over the mailboxes of all Exchange users, read emails, download attachments.
Обновления
| Продукт | Статья | Обновление |
|---|---|---|
| Microsoft Exchange Server 2016 Cumulative Update 23 | ||
| Microsoft Exchange Server 2019 Cumulative Update 14 | ||
| Microsoft Exchange Server 2019 Cumulative Update 15 | ||
| Microsoft Exchange Server Subscription Edition RTM |
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Возможность эксплуатации
Publicly Disclosed
Exploited
Latest Software Release
EPSS
8.4 High
CVSS3
Связанные уязвимости
Incorrect implementation of authentication algorithm in Microsoft Exchange Server allows an unauthorized attacker to elevate privileges locally.
Incorrect implementation of authentication algorithm in Microsoft Exchange Server allows an unauthorized attacker to elevate privileges locally.
EPSS
8.4 High
CVSS3