Operation Exchange Marauder: Active Exploitation of Multiple Zero-Day Microsoft Exchange Vulnerabilities

Por um escritor misterioso

Descrição

[UPDATE] March 8, 2021 – Since original publication of this blog, Volexity has now observed that cyber espionage operations using the SSRF vulnerability CVE-2021-26855 started occurring on January 3, 2021, three days earlier than initially posted. Volexity is seeing active in-the-wild exploitation of multiple Microsoft Exchange vulnerabilities used to steal e-mail and compromise networks. These attacks appear to have started as early as January 6, 2021. In January 2021, through its Network Security Monitoring service, Volexity detected anomalous activity from two of its customers' Microsoft Exchange servers. Volexity identified a large amount of data being sent to IP addresses it believed were not tied to legitimate users. A closer inspection of the IIS logs from the Exchange servers revealed rather alarming results. The logs showed inbound POST requests to valid files associated with images, JavaScript, cascading style sheets, and fonts used by Outlook Web Access (OWA). It was initially suspected the […]
Operation Exchange Marauder: Active Exploitation of Multiple Zero-Day  Microsoft Exchange Vulnerabilities
Detection and Response for HAFNIUM Activity - Elastic Security - Discuss the Elastic Stack
Operation Exchange Marauder: Active Exploitation of Multiple Zero-Day  Microsoft Exchange Vulnerabilities
Network Break 323: Google To Swap 3rd-Party Cookies For Cohorts; Attackers Exploit On-Prem Exchange - Packet Pushers
Operation Exchange Marauder: Active Exploitation of Multiple Zero-Day  Microsoft Exchange Vulnerabilities
Flash Notice: [CVE-2022-29499] Critical Zero-Day Vulnerability Found in Mitel VoIP Appliance
Operation Exchange Marauder: Active Exploitation of Multiple Zero-Day  Microsoft Exchange Vulnerabilities
Analyzing Attacks Against Microsoft Exchange Server With China Chopper Webshells - Tunisian FinancialCERT
Operation Exchange Marauder: Active Exploitation of Multiple Zero-Day  Microsoft Exchange Vulnerabilities
Microsoft Exchange 0-Day Vulnerabilities Mitigation Guide
Operation Exchange Marauder: Active Exploitation of Multiple Zero-Day  Microsoft Exchange Vulnerabilities
Attackers Exploit New Zero-Day ProxyNotShell Vulnerabilities on Exchange Server
Operation Exchange Marauder: Active Exploitation of Multiple Zero-Day  Microsoft Exchange Vulnerabilities
New Microsoft Exchange zero-days actively exploited in attacks
Operation Exchange Marauder: Active Exploitation of Multiple Zero-Day  Microsoft Exchange Vulnerabilities
Checking for Hafnium or other groups impact from Exchange Abuse – PwnDefend
Operation Exchange Marauder: Active Exploitation of Multiple Zero-Day  Microsoft Exchange Vulnerabilities
Microsoft Exchange Server Zero-Day Exploit Could Have Thousands of Victims
Operation Exchange Marauder: Active Exploitation of Multiple Zero-Day  Microsoft Exchange Vulnerabilities
Detecting Microsoft Exchange Vulnerabilities - 0 + 8 Days Later…
Operation Exchange Marauder: Active Exploitation of Multiple Zero-Day  Microsoft Exchange Vulnerabilities
Customer Guidance for Reported Zero-day Vulnerabilities in Microsoft Exchange Server, MSRC Blog
Operation Exchange Marauder: Active Exploitation of Multiple Zero-Day  Microsoft Exchange Vulnerabilities
Microsoft Exchange Server Zero-Day Vulnerabilities Exploited
Operation Exchange Marauder: Active Exploitation of Multiple Zero-Day  Microsoft Exchange Vulnerabilities
Microsoft Exchange Patches Required
Operation Exchange Marauder: Active Exploitation of Multiple Zero-Day  Microsoft Exchange Vulnerabilities
Attackers Exploit New Zero-Day ProxyNotShell Vulnerabilities on Exchange Server
de por adulto (o preço varia de acordo com o tamanho do grupo)