Critical · published July 14, 2021
CVSS calls it critical at 9.0. It is confirmed in active exploitation. It sits in the 100.0th percentile for exploit probability.
🚨 The Exchange Server is a treasure chest, but this vulnerability is the map for thieves! An elevation of privilege flaw could let attackers grab the keys to your kingdom.🔥 Think of Microsoft Exchange Server like a high-security office building where a door was accidentally left ajar. An intruder could walk right in and access sensitive rooms without even buzzing in at reception, just because nobody checked the locks properly. An attacker exploiting this flaw could gain elevated privileges, allowing them to read, modify, or delete critical information and perform actions that could devastate your organization. Think of it as someone being able to suddenly access the CEO's office and tampering with sensitive documents. This is absolutely critical—don’t let them in!
Think of Microsoft Exchange Server like a high-security office building where a door was accidentally left ajar. An intruder could walk right in and access sensitive rooms without even buzzing in at reception, just because nobody checked the locks properly. This vulnerability allows an authenticated attacker to elevate their privileges on an affected Microsoft Exchange Server, gaining unauthorized access to sensitive information or administrative capabilities.
An attacker exploiting this flaw could gain elevated privileges, allowing them to read, modify, or delete critical information and perform actions that could devastate your organization. Think of it as someone being able to suddenly access the CEO's office and tampering with sensitive documents. This is absolutely critical—don’t let them in! Patch your Microsoft Exchange Server immediately to the latest version (at least 15.2.1122.0 or later). Additionally, audit user roles and permissions to ensure no one has unnecessary access. Don't delay – the exploit is known and actively being used! You've got this! Stay vigilant, patch up, and you'll keep your digital fortress strong! 🛡️
| Product | Versions | Fixed in |
|---|---|---|
| microsoft/exchange_server | all versions | — |
| microsoft/exchange_server | all versions | — |
| microsoft/exchange_server | all versions | — |
| microsoft/exchange_server | all versions | — |
| microsoft/exchange_server | all versions | — |