Microsoft Discovered New ‘Powerdir’ macOS Vulnerability, Fixed in 12.1 Update



This morning, Microsoft’s 365 Defender analysis group launched particulars of a brand new macOS “Powerdir”  vulnerability that permits an attacker to bypass transparency, consent, and management technology to realize unauthorized entry to protected knowledge. 

Apple has already mounted vulnerability CVE-2021-30970  in the macOS Monterey 12.1 Update launched in December, so customers who’ve upgraded to the most recent model of Monterey are protected. Those who have not ought to replace. Apple in its Security Release Notes for Update 12.1  confirmed the vulnerability of TCC  and attributed its discovery to Microsoft.

According to Microsoft, the “Powerdir” safety vulnerability might enable the set up of a faux TCC database. 

TCC is a long-lasting macOS function that permits customers to configure the privateness settings of their apps, and with the faux database, an attacker might hijack an app put in on a Mac or set up their very own malicious app by getting access to the microphone and the digicam to acquire confidential data. 

Microsoft has an in depth description of how the vulnerability works, and the corporate says  its safety researchers proceed to “monitor the threat landscape” for brand new vulnerabilities and assault methods affecting macOS and different non-Windows gadgets.

“Software vendors like Apple, security researchers, and the larger security community, need to continuously work together to identify and fix vulnerabilities before attackers can take advantage of them,” wrote Microsoft’s safety group.





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