Microsoft has shared mitigations for two new Microsoft Exchange zero-day vulnerabilities tracked as CVE-2022-41040 and CVE-2022-41082, but researchers warn that the mitigation for on-premise servers is far from enough.
Threat actors are already chaining both of these zero-day bugs in active attacks to breach Microsoft Exchange servers and achieve remote code execution.
Both security flaws were reported privately through the Zero Day Initiative program about three weeks ago by Vietnamese cybersecurity company GTSC, who shared the details publicly last week.
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Source: Bleeping Computer