Microsoft Defender now routinely mitigates a serious problem utilized by Alternate attackers

Supply: Daniel Rubino / Home windows Central

Microsoft continues to take steps to deal with vulnerabilities utilized by the latest assaults on its Alternate Server software program. The corporate released emergency fixes on March 2 and launched a one-click mitigation tool to scale back the danger of an assault on weak servers. Now, Microsoft has up to date Microsoft Defender to deal with a vulnerability.

Microsoft Defender Antivirus and System Heart Endpoint Safety will now routinely mitigate one problem on weak Alternate Servers. Microsoft outlines the step in a security blog post (through ZDNet):

In the present day, now we have taken an extra step to additional assist our prospects who’re nonetheless weak and haven’t but carried out the entire safety replace. With the most recent safety intelligence replace, Microsoft Defender Antivirus and System Heart Endpoint Safety will routinely mitigate CVE-2021-26855 on any weak Alternate Server on which it’s deployed. Clients don’t have to take motion past guaranteeing they’ve put in the most recent safety intelligence replace (construct 1.333.747.0 or newer), if they don’t have already got computerized updates turned on.

Particularly, Microsoft Defender routinely mitigates CVE-2021-26855, which is a extreme vulnerability. It’s considered one of 4 vulnerabilities associated to the assault on Alternate servers.

Microsoft emphasizes that the Alternate safety replace is a greater approach to shield servers:

The Alternate safety replace remains to be essentially the most complete approach to shield your servers from these assaults and others mounted in earlier releases. This interim mitigation is designed to assist shield prospects whereas they take the time to implement the most recent Alternate Cumulative Replace for his or her model of Alternate.

Current stories state that threat actors are increasing their attacks on vulnerable servers. Individuals who handle servers ought to verify to see if their programs have been affected and take acceptable motion to deal with any points.